IT |
ITmedia 総合記事一覧 |
[ITmedia News] 「イーサリアム」の大規模アップデートが完了 「PoS」移行で消費電力を99.95%削減へ |
https://www.itmedia.co.jp/news/articles/2209/15/news210.html
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itmedia |
2022-09-15 20:30:00 |
IT |
ITmedia 総合記事一覧 |
[ITmedia News] 「メタバース 黒ひげ危機一発」オープン、最大12人同時プレイ |
https://www.itmedia.co.jp/news/articles/2209/15/news214.html
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cluster |
2022-09-15 20:19:00 |
IT |
ITmedia 総合記事一覧 |
[ITmedia ビジネスオンライン] じゅうじゅうカルビ、「国産牛&ミスジ食べ放題コース」を販売開始 狙いは? |
https://www.itmedia.co.jp/business/articles/2209/15/news196.html
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itmedia |
2022-09-15 20:08:00 |
python |
Pythonタグが付けられた新着投稿 - Qiita |
MySQLのProgrammingError |
https://qiita.com/tat_aka/items/ad469ab9ea2eebd11a9e
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rammingerroryouhaveaner |
2022-09-15 20:17:46 |
js |
JavaScriptタグが付けられた新着投稿 - Qiita |
How to create Nextron(NextJS + electron) app? |
https://qiita.com/nknightamamiya/items/44a913e8695b08f8a497
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create |
2022-09-15 20:47:07 |
AWS |
AWSタグが付けられた新着投稿 - Qiita |
【AWS】【DMS】AWS CLIで DMS のテーブル統計をCSVで出力する方法 |
https://qiita.com/willco21/items/2eb0f0f1f58a41ae9e29
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|
2022-09-15 20:32:05 |
AWS |
AWSタグが付けられた新着投稿 - Qiita |
S3のファイルをcatみたいに標準出力する方法 |
https://qiita.com/chovin/items/e9754130e948abfc20a9
|
気軽 |
2022-09-15 20:13:46 |
golang |
Goタグが付けられた新着投稿 - Qiita |
Go言語に初めて触れてみた!! |
https://qiita.com/Taku_moshi/items/aa08b58749a88131dc63
|
選考 |
2022-09-15 20:47:09 |
技術ブログ |
Developers.IO |
MFA คืออะไร |
https://dev.classmethod.jp/articles/what-is-mfa-th/
|
MFA คืออะไรMFA Multi Factor Authentication คืออะไรMulti Factor Authentication MFA หรือจะเรียกในภาษาไทยว่า การยืนยัน |
2022-09-15 11:44:38 |
技術ブログ |
Developers.IO |
[非公式] Account Factory for Terraform (AFT) 環境の維持コストを最小化する |
https://dev.classmethod.jp/articles/minimize-aft-cost/
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chazuke |
2022-09-15 11:22:52 |
海外TECH |
MakeUseOf |
The Top 3 eBikes Built in the USA |
https://www.makeuseof.com/top-ebikes-made-in-the-usa/
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usasometimes |
2022-09-15 11:45:14 |
海外TECH |
MakeUseOf |
Learn These 8 Languages to Code Like a Pro in AWS Cloud |
https://www.makeuseof.com/aws-cloud-languages-learn-code-pro/
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excellent |
2022-09-15 11:30:13 |
海外TECH |
MakeUseOf |
How to Enable and Disable Video Previews on Shazam |
https://www.makeuseof.com/how-to-enable-disable-video-previews-shazam/
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shazam |
2022-09-15 11:15:14 |
海外TECH |
DEV Community |
10 Free GumRoad products for Web Developers |
https://dev.to/surajondev/10-free-gumroad-products-for-web-developers-1p6g
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Free GumRoad products for Web Developers IntroductionBooks are quite a good way of gaining knowledge The traditional books for tech are huge in terms of pages and even can bore you sometimes The latest ebooks comprised tons of knowledge compressed into short ebooks We are going to look into awesome free GumRoad books that will have Tools and Resources️Tips and GuideUI UX designRoadmap️CheatsheetThe below ebooks are created by some of the awesome developers on the internet Follow me on Twitter surajondev to get notified earlier for such contents Now let s start with the awesome list Awesome tools for Web DevelopersRating ️ ratings A curated list of tools and resources to help web developers learn create and increase productivity It s my latest ebook that has already been downloaded by more than developers You will get a variety of tools and resources for your web development projects The resources are well categorized into topics Some of the categories are LearningCode Editor️UI DesingUI ComponentAnimation ️I have used these tools and websites in my web development projects Web Developer RoadmapRating ️ ratings An extensive list of concepts and technical chops you should learn per weekIf you are new to web development then this book will provide you with a roadmap which free of clusters to follow The book has divided the path into a week plan to learn the different concepts of web development Few topics from the book HTML deep diveCSS deep diveJavaScript fundamentals UI Library BasicRating ️ ratings Kickstart any idea understand and level up as a designer A collection of UI libraries to get inspiration for your next project The library consists of a variety of designs such as Sign UpGameOnboardingMoviesAnd otherThe UI designs are for mobile especially for iOS but you can take inspiration to create your next web design Free Control IllustrationsRating ️ ratings Easy to change the colors and line weight to customize your design An awesome list of free illustrations that has humans with interesting activities You can easily customize the color and look with tools such as Figma The illustration is available in the form of a Figma file and PNG JavaScript in a nutshellRating ️ ratings Everything is as short as possible A pdf consisting of most of the JavaScript concepts in a short and well explained manner You can easily brush up your knowledge about JS or look into it to understand any concepts Some of the topics are Why you should learn JSLet Const and VarOperatorsData TypesStrings ExplainedRating ️ ratings Infographics Covering JavaScript TypeScript And SolidityA well documented concept of JavaScript TypeScript and Solidity with infographics and explanation This will come in handy if you planning to learn Web Dev and then Web All the information at one place to compare and learn the difference between the three programming languages Over infographics containing tips and explanations about JavaScriptTypeScriptethers jsSolidity Magic ComponentsRating ️ ratings A set of UI components built with Tailwind CSS and React JS that powered the beautiful design of Magic Sidebar components are made up of Tailwind CSS in React with light dark mode Get the source code and run it on your machine to know the working better These components are built for a compact design that are mobile friendly AdminKitRating ️ ratings Bootstrap Admin Template UI components built with Bootstrap Get the source code and experiment with yourself A professional package that comes with hundreds of UI componentsFormsTablesChartsPagesIcons Dashboard UI Kit Rating ️ ratings The first and the largest design kit for web apps and dashboards developed in ReactThe dashboard screens are available as Sketch PSD and Adobe XD files The free sample has screens to look out for If you like it you can go for the paid version Git Commands Cheat SheetRating ️ ratings It contains commonly used Git commandsKnow about some most commonly used Git command through this product The product comes with a dark light theme PDF Images This Git cheat sheet includes common commands for Setting up GitStarting a projectMaking a changeBasic conceptsBranchingPDF version is paid while Images are free You can easily convert all the images into a pdf with online tools Connect With MeTwitterLinkedIn ConclusionI hope you will get useful knowledge and insight through the above GumRoad products Thanks for reading the blog post |
2022-09-15 11:38:11 |
海外TECH |
DEV Community |
How to render 3D model in a React JS application |
https://dev.to/codebucks/how-to-render-3d-model-in-a-react-js-applications-2n4o
|
How to render D model in a React JS applicationHey there Nowadays the browsers are becoming more powerful then in the past and now they can render different complex animations with ease You might have seen lot of websites rendering D model without any performance issues In this article we are going to use Three js to render an iPhone model in a React application Before we start this tutorial let me show you a demo website which renders this model Here is the demo link For this website I have used Three JS along with the GSAP to add smooth scrolling animations If you want to learn to make this responsive D landing page you can watch the following tutorial Let s render an awesome D model in our React application Setup and InstallationFor this tutorial we will be using CRA create react app template Open your project folder and use the following command to install CRA template npx create react app d model in reactjsYou can name your application as you wish for this tutorial I have kept it as d mode in reactjs Here the npx is a utility that comes when you install the npm It helps us to run any npm package available on npm registry without installing that package Let s install required libraries to render D model Change the directory to d mode in reactjs using the following command cd d mode in reactjsUse the following command to install two libraries the react three fiber and react three drei npm install react three fiber react three drei react three fiber It is a React renderer for threejs react three drei It is a collection of useful helpers and fully functional ready made abstractions for react three fiber For this tutorial we are going to use a D model of Apple iPhone Pro Max You can get this model from the following link Apple iPhone Pro Max by DatSketch is licensed under Creative Commons Attribution Before you use this model in any project make sure to check it s license Open the given link and download the model in gltf format Why GLTF As per the threejs documentation glTF is focused on runtime asset delivery it is compact to transmit and fast to load Once you download the file create one folder called assets inside the src folder and extract all the model file under folder called D Model Open the App css file and replace all code with the following css App width vw height vh display flex justify content center align items center Now we are ready to render the model Let s understand the basics of rendering a D modelNow there are things that you have to keep in mind while rendering a model scene Here you can setup all objects lights and cameras camera It is used to view the D model through different angels renderer It is used to display render a scene on an HTML element called canvas If you are directly using threejs in a plain JavaScript project then you might have to setup all these things from the basics but in this tutorial we are using react three fiber and react three drei so we don t have to do all the things from scratch Open the App js file clean up the default code and let s import the canvas element from react three fiber Checkout the following code snippet import App css import Canvas from react three fiber function App return lt div className App gt lt Canvas gt Here we will render out model lt Canvas gt lt div gt export default App Here the Canvas component sets up the scene and the camera and renders scene every frame Now copy the following code inside the lt Canvas gt component lt Canvas gt lt mesh gt lt boxGeometry gt lt meshStandardMaterial gt lt mesh gt lt Canvas gt Let s understand each of these elements lt mesh gt A mesh is a class that inherits from Objectd and it represents polygon objects In the mesh you can instantiate the polygon object by using Geometry and Material lt boxGeometry gt It is a geometry class for a rectangular cuboid with a given width height and depth lt meshStandardMaterial gt It is a standard physically based material For now you might see one black square in the middle that does not look like a D object Let s add controls so that we can move the camera angle around this D object Import the lt OrbitControls gt from the react three drei by using the following line import OrbitControls from react three drei Now render this lt OrbitControls gt inside the lt Canvas gt components and after the lt mesh gt Refresh the development server page and try to grab the object Now you might be able to see this square as an D object This lt OrbitControls gt allow the camera to orbit around a target Now the object is total black because there is no source of light So let s add lights in our scene Inside the lt Canvas gt component add the following line before the lt mesh gt lt ambientLight gt Here this ambientLight globally illuminates all objects in the scene equally Now you are able see the off white color of the mesh material We can also change the intensity of ambient light through props as shown in the following code lt ambientLight intensity gt You can also change the color of D object by using color prop in the lt meshStandardMaterial gt checkout the following line lt meshStandardMaterial color green gt Now the color of the D object is green There are lot of different lights and elements are available which you can use to create whole model For that you can refer the documentation of threejs That s it for the basics not let s render our iPhone Converting model to JSX componentOpen the model files and you will see different files like textures scene gltf scene bin etc We will convert scene gltf into a JSX component so that we can easily render it in our React application Now to convert any GLTF files to JSX component we will use one simple command line tool called as gltfjsx As per the documetation the gltfjsx is a small command line tool that turns GLTF assets into declarative and re usable react three fiber JSX components Now open the terminal cmd and go to the directory where you have stored all the model files in my case it is inside the D Model folder which is in the assets folder So I will use the following command to change the directory cd src assets D ModelNow use the following command npx gltfjsx scene gltfThis command will take few seconds and returns the Scene js file which is the JSX component NOTE This gltfjsx command might give you an error if you are using latest NodeJS version I m currently using and this command is working fine If you face any error please downgrade your NodeJs version and try this code again You can use tools like nvm to use different versions of the NodeJs Important Before we render the model from Scene js file we have to copy the model files into public directory since if you look in the Scene js file it uses useGLTF hook which loads nodes and materials from scene gltf file So copy textures scene bin and scene gltf into public folder of your project Rendering the D modelOpen the App js file and remove the lt mesh gt Let s import the Model from Scene js file import Model from assets D Model Scene Now render the lt Model gt inside the lt Canvas gt component before the lt OrbitControls gt lt Canvas gt lt ambientLight intensity gt lt Model gt lt OrbitControls gt lt Canvas gt Refresh the output page Now you should be able to see the iphone rendering on the screen you can zoom in and zoom out and move the model Let s increase the view of the model You can directly access the camera from the canvas element Add the camera inside canvas as the following code snippet lt Canvas camera fov gt Here the fov stands for the field of view After setting the fov refresh the page to see the output For now we have set the fov to You can try different numbers and see the output For now there is no reflection on the model To add reflection on the model you have to set images around this model so that these images can reflect on the surface of this model Instead of adding these images let s use lt Environment gt component from the react three drei library Let s import the lt Environment gt import Environment OrbitControls from react three drei Now after the model let s add the Environment lt Environment preset sunset gt Here the preset sets different types of environment surrounding the model For now we have set it to sunset You can check the different presets available from here After adding this environment you should see the beautiful reflection on our iPhone Let s render out model inside the Suspense component of the React so that it can load asynchronously lt Suspense fallback null gt lt Model gt lt Suspense gt Here is the final code Final ThoughtsThat s the end of this tutorial You can use to read the documentation of the react three fiber and react three drei and try different elements If you want to create full fledge website using the D model and animate it s colors then you can follow the video tutorial given at the start of this lesson If you like this tutorial then you should checkout awesome tutorials I have on my YouTube channel called CodeBucks You can check it from here You might also like these website templates A beautiful portfolio template in ReactJS gt hereNFT collection landing page in ReactJS gt hereThank you for reading this tutorial Have a great day |
2022-09-15 11:31:20 |
海外TECH |
DEV Community |
What Is the Dedicated Team Model? |
https://dev.to/intetics/what-is-the-dedicated-team-model-3c4k
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What Is the Dedicated Team Model Grand View Research indicates the global business software and services market is valued at billion More importantly Statista anticipates this market will reach a staggering billion by It is a massive market and many companies offering custom software development services are looking for a way to enter it There are different instruments for getting a piece of the pie While some businesses extend their in house teams others use the tool known as the dedicated team model It is closely related to outsourcing another phenomenon in the making Statista shows that about of companies use outsourcing as a primary entry point Keeping all this in mind let s plunge deeper into the dedicated team model phenomenon investigate its ins and outs and determine what advantages it can bring to the needs of your business The Dedicated Team Model in a NutshellIn simple terms the dedicated team model is a particular business approach used in software development In broader terms this method includes three constituents your company as a client an outsourcing company as a middleman and a dedicated team of developers as the human resource you are looking for In such a case an outsourcing company finds a team of professionals who will be dedicated to completing your project You should understand that the dedicated team model is not an extended one How While the extended team approach enables an extension of your existing team the dedicated team model offers a separate team which is separate from your management The dedicated team model can be applied in different industries There is a growing demand for software development services in various markets share by end use See Fig Figure Global business software and services market ーSource Grand View Research Choosing the right model is a direct way toward getting an entry point and a competitive advantage Yet to get the most value out of the dedicated team model you need to know how it operates There are four steps involved The client outlines their needs including the number of new employees required and the tech stack they deliver An outsourcing team a provider hires a dedicated team based on the aforementioned requirements The client and the team agree on all the terms and conditions and deal with aspects like the cost of labor and any associated expenditures The dedicated team works on the project under the client s control and oversight These are the basic steps of the dedicated team model s functionality Knowing how the approach works allows you to prepare for any potential hiccups What s more it enables you to get all the project requirements together and have a clear vision of what you want from a dedicated team As a result the dedicated team model is a way to bring outsourcing to match your needs Because of the broad dedicated team structure the model works for almost any project on the market Dedicated Project Team Structure in Project ManagementYou can get dedicated team services through agencies aggregators and reaching out If it is your first time with the dedicated team model the best approach is to look for a well recognized agency for instance Odesk and let the vendor pull all the weight If you have experience working with dedicated teams you can use Clutch or GoodFirms to check the reviews of ratings of various dedicated teams and agencies working with them Finally if you have time and resources to pinpoint the particular team or professionals reach out via LinkedIn and look for fresh talent in that massive talent pool With all the methods mentioned above you can have your hands on a variety of experts The list of roles within a dedicated project team structure is long and most often includes the following professionals Engineers These are technical experts who deliver the ins and outs of a selected tech stack Front end Work with User Interface UI elements while focusing on what an end product will look like Back end Handle web services data storage server components and implementation logic to ensure the end product s functionality DevOps Collaborate with other developers to coordinate the development operations and testing Quality Assurance QA Test the product assess its quality and find all the loopholes that need to be fixed before the release UI UX designers They create the product s interface and determine how it will behave upon user interaction Business analysts They translate technical information into something executive management and shareholders can understand while building the bridge between IT and the management Project managers They orchestrate the development process through all its cycles from initiation to control and closure The dedicated development team model presupposes having access to professionals that can meet the specific needs of your project Depending on the budget a client can either have a particularly dedicated team member on board or the entire team Besides a collaboration with a dedicated team can start at any given phase from discovery throughout the development and to the buyout As a result the dedicated project team structure is multifaceted and can meet the needs of the most complex projects Advantages of the Dedicated Team ModelWhen done correctly the dedicated development team model is all about the benefits it brings Businesses try different approaches because each has particular needs budgets and human resources However there are some universal aspects any given company would like to have The following are the key advantages brought by dedicated teams Cost EfficiencyIt is every software development company s dream to have high quality outsourcing services for a reasonable price It doesn t matter if it s an offshore or nearshore dedicated team When you get good services for a good price it means you have found a good deal Yet it is often hard to find the prices you like because of the constantly growing salaries in the software development market see Fig Figure Average software development engineers salaries ーSource Statista Keeping that in mind hiring a dedicated team is economically viable and reasonable It is the key advantage of the dedicated team model You don t need to spend valuable time and resources gathering a team of professionals together It is plain simple You pay the price and have a dedicated team up and running Clearer FocusDedicated teams envision a focused approach There are no distractions involved Hiring professionals have a clear goal apparent guidelines and a well established objective in mind Dedicated teams are highly invested in the project Such a method generates in depth insights and creative solutions Furthermore dedicated teams can be adjusted to the new requirements with a clear focus in play The dedicated team development model delivers results with a precise focus on the project Faster Development CycleOften companies bring dedicated teams on board to boost their development cycle Because the mode entails more of a hands on approach these teams can work at a higher pace in control than agile teams or those encompassing the Time and Materials model Besides if you properly use DevOps insights you can streamline the workflow even further and have your first Minimum Viable Product MVP as soon as possible This advantage is vital in markets with tight competition Use the dedicated team model to bring value to your customers at a higher pace Improved CollaborationWhen using any given model for a long term project you ll likely face problems with collaboration The longer people work on the same project the more they lose sight of a broader pictureーthat is the initial objectives that were set However it is something that the dedicated team model can help with Dedicated teams promote collaboration within the team itself as well as between the team and a client With a clear focus they are fully invested in the project delivery This entails tight communication and interaction which brings new levels of collaboration Seamless IntegrationIt is safe to say that products that do not stop evolving have the highest chances of success and survival Often users preferences change New trends are popping up And technological advancements bring new variables into the equation It means that an app for instance should be updated and maintained constantly In such a case the dedicated team model works best for evolving projects You can keep a team intact throughout the product s lifecycle And you don t need to scale the team at any point More TransparencyIn the past it was hard to keep track of outsourcing projects Clients often faced additional expenditures due to the lack of transparency Luckily there are tools like Jira and Trello now They offer time tracking capabilities coupled with project management elements However with dedicated teams you often get another level of collaboration Working on the same project tightly establishes polished workflows With instruments like Jira and Trello you have clear task delegation and productivity assessment Putting all these things together grants new levels of transparency Disadvantages of the Dedicated Team ModelTo be honest the dedicated team model is not a one size fits all solution It means dedicated team services have some disadvantages to keep in mind While only a few of them still need to be accounted for It Takes TimeHaving a dedicated team on board depends on several factors And being fully invested in the selection process is one of them Simply put if you don t spend enough time carefully putting a dedicated team together you ll have disappointing outcomes In other words being involved with the dedicated team model takes a lot of time As a result if you don t have time to spare and are looking for a quick solution a dedicated team is not an option Not for a Short Term ProjectTo get the full potential of a dedicated team you need to spend a great deal of time together The process is built upon tight collaboration and interaction Besides a dedicated team is best for complex and evolving products Essentially the approach is unfit for short term projects Not a Silver BulletIf you are looking at the dedicated team model as an approach to meeting the requirements of any project you need to look at it differently What is more there is no such team on the market that can be equally applicable to all the scenarios Before selecting a dedicated team always double check whether such a model meets your needs For instance if you don t have clear goals for your project getting a dedicated team on board might not be the wisest solution Issues with Time ZonesIf an offshore dedicated team is involved there can be problems with various time zones However you can compensate for the issue with different agile instruments involved To deal with repositories consider Git In turn Jenkins can help with server automation ActiveCollab enables an agile management approach Finally Bamboo is there for testing and deployment Equipped with these tools dedicated offshore teams work as if they were in a single time zone Why Outsource Your Software Development Project with the Dedicated Team Model At this point we see that the dedicated team model is a viable option for timely project delivery However one might have a reasonable question why outsource a software development project in the first place when you can have an in house team working on it One of the most obvious answersーoutsourcing is a massive market see Fig Figure Global business process outsourcing market ーSource Precedence Research The fact that the outsourcing market is booming is an apparent indicator of a growing demand for the approach However the case of outsourcing can even be taken further Along with a booming market the method brings several key benefits Outsourcing allows for freeing internal resources and lets in house teams focus on the most important business operations Outsourcing is cheaper than in house team extension which brings lower operating costs Outsourcing makes staffing flexible and allows shuffling of human resources following the project s priorities Outsourcing is a direct way to access a global talent pool to meet all your project needs These are the core reasons companies choose outsourcing In a nutshell it is a great way to have the professionals you need for a reasonable price and without too much hassle concerning aspects like hiring and termination You can fill the project s gaps at any given stage Reasons Why You Need the Dedicated Development Team ModelYou might have noticed that the dedicated development team model is not for everyone at this point To understand whether you need this approach it is important to cover some basics Without further ado these are the reasons why you need to hire a dedicated team Your in house team doesn t have enough expertise You have a large and complex project at your disposal The project is long term and entails constant updating You look for flexibility at all costs You need project control without questions asked If at least one of the aforementioned reasons is on your checklist then the dedicated team model is a go for you If all the elements mentioned above are on the list your project won t survive with a carefully selected dedicated team As a result you need the model when you face a long term complex project and want control and flexibility in the process Dedicated Intetics Team ーHow Can We Help You So if you are sure you need a dedicated team it is time to look for vendors that can offer you the best option At this point it is best to choose the companies that have the knowledge experience expertise and portfolio Intetics is the company that can offer you these aspects and many more How First we use a progressive delivery model creating a dedicated team for our product Second we selected engaging and relevant software engineers and experts who can achieve your project goals as quickly as possible Third throughout the entire journey Intetics Offshore Dedicated Team is responsible for the delivery and results Intetics delivers long term organization coupled with percent dedication to your project for a reasonable price You will have no headaches and hiccups associated with logistics and operations What is more the Intetics Offshore Dedicated Team has worked in almost every domain The company offers years of experience translated into unique approaches that help clients achieve business needs Wrapping UpThe dedicated team model is a distinct form of outsourcing It is different from team extension The approach stems from bringing forward a team of professionals that meet the specific needs of a client s project A dedicated team is the best fit for long term complex projects with various moving parts If you want a short term project delivered look for a different model Working solely with an in house team is not the most reasonable option There are some tangible benefits of outsourcing including the dedicated team model If you intend to try out those advantages it is time to start with a simple nudge |
2022-09-15 11:24:58 |
海外TECH |
DEV Community |
How to Create a Line Chart in JavaScript |
https://dev.to/andreykh1985/how-to-create-a-line-chart-in-javascript-176k
|
How to Create a Line Chart in JavaScriptData visualization is a vast field with so many different types of charts to learn and create But there are several basic evergreen graphs that every data designer and web developer dealing with analytics should know how to build One of them is a Line Chart or Line Graph It s primarily designed to represent data over time You can follow along with this tutorial to learn how to quickly create beautiful interactive line and step line charts using JavaScript We ll look at some cool examples and build them step by step which will make the process both clear and entertaining For your convenience you can find all of them on CodePen and on AnyChart Playground so you could play with the line charting code further without limits Our DatasetThe last two decades have been nothing short of spectacular in the world of tennis The Big Three ーRoger Federer Rafael Nadal and Novak Djokovic ーhave won an astonishing combined of the past Grand Slam tournaments These are the most prestigious championships I decided to plot their outstanding rivalry So the JS line graphs in this tutorial will visualize the Big Three s Grand Slam title race And the first serve is already coming How to Build Line Charts in StepsGenerally speaking the whole process of creating any chart in JavaScript is broken down into four steps and a line chart is no exception Make an HTML page with a container Include JavaScript files Add your data Code a visualization Let s go through each of these steps now Make an HTML page with a containerTo start with you need a place where you want your chart to appear If you don t have one yet create a basic web page Then create a container for the line chart ーadd an HTML block level element and give it a unique ID for further reference Here s what such a page might look like lt html gt lt head gt lt title gt Line Chart JS lt title gt lt style type text css gt html body container width height margin padding lt style gt lt head gt lt body gt lt div id container gt lt div gt lt body gt lt html gt The width and height parameters of the element are set as As a result the line chart will render all over the web page Of course you can set the style settings to your own liking and needs Include JavaScript filesNext include all JavaScript files which we ll use to create the line chart in the section There are a whole lot of different JavaScript charting libraries which let you visualize data in a fast and simple way Many of them support line charts and you can choose one or another depending on your project requirements For illustration purposes in this tutorial I am using AnyChart JS Charts It s flexible comes with extensive charting docs and API references and you can use it for free unless you are building something for a business For the line chart I add the “Base module from the CDN Of course you can download it put it in a folder on your website and use your own link in that case lt html gt lt head gt lt title gt Line Chart JS lt title gt lt script src gt lt script gt lt style type text css gt html body container width height margin padding lt style gt lt head gt lt body gt lt div id container gt lt div gt lt script gt JavaScript code for the line chart lt script gt lt body gt lt html gt The JavaScript code for the line graph will be inserted between lt script gt and lt script gt tags located in the lt body gt section you may put those in the lt head gt section if you want Add your dataThen add the data you want to visualize in your line chart I counted all Grand Slam singles titles won by Federer Nadal and Djokovic by year I will add it just like that as an array of arrays If you prefer other formats in your particular case such as JSON XML CSV or something else check the ways to work with data var data In each array the year is the first parameter column Then comes the number of titles won by the three players subsequently cumulative for each Code a visualizationNow the warm up session is done and the court is all set So let s get the match started and do some quick JavaScript coding First add anychart onDocumentReady as shown below lt script gt anychart onDocumentReady function The main JS line charting code will be here lt script gt Everything else goes inside of that function So second include the data from the previous step Third create a data set and map it for each series one for each player create a data setvar dataSet anychart data set data map the data for all seriesvar firstSeriesData dataSet mapAs x value var secondSeriesData dataSet mapAs x value var thirdSeriesData dataSet mapAs x value Fourth create a line chart instance and three series with the mapped data create a line chartvar chart anychart line create the series and name themvar firstSeries chart line firstSeriesData firstSeries name Roger Federer var secondSeries chart line secondSeriesData secondSeries name Rafael Nadal var thirdSeries chart line thirdSeriesData thirdSeries name Novak Djokovic Fifth to make it clear at a glance what is shown in the line chart a good idea is to add a legend and a title add a legendchart legend enabled true add a titlechart title Big Three s Grand Slam Title Race Finally reference the container element ID and draw the resulting line chart specify where to display the chartchart container container draw the resulting chartchart draw That s it A fully functional line graph built with JS is ready Feels like a straight sets victory doesn t it Check out this basic version of the line chart with the full HTML CSS JS code on CodePen or on AnyChart Playground Just in case here s the code too lt html gt lt head gt lt title gt Line Chart JS lt title gt lt script src gt lt script gt lt style type text css gt html body container width height margin padding lt style gt lt head gt lt body gt lt div id container gt lt div gt lt script gt anychart onDocumentReady function add data var data create a data set var dataSet anychart data set data map the data for all series var firstSeriesData dataSet mapAs x value var secondSeriesData dataSet mapAs x value var thirdSeriesData dataSet mapAs x value create a line chart var chart anychart line create the series and name them var firstSeries chart line firstSeriesData firstSeries name Roger Federer var secondSeries chart line secondSeriesData secondSeries name Rafael Nadal var thirdSeries chart line thirdSeriesData thirdSeries name Novak Djokovic add a legend chart legend enabled true add a title chart title Big Three s Grand Slam Title Race specify where to display the chart chart container container draw the resulting chart chart draw lt script gt lt body gt lt html gt How to Customize Your Line ChartsThe basic line chart we created by following the four steps above already looks good But what if you want to customize it Let me show you how to make some changes in the same quick and easy manner Name the axes Customize the markers Enable crosshairs Change the tooltip position Change the colors Improve the title and legend text Transform to a Stepped Line Chart FOR A WALKTHROUGH OF THESE JS LINE CHART CUSTOMIZATIONS CONTINUE READING THE TUTORIAL HERE |
2022-09-15 11:14:38 |
海外TECH |
DEV Community |
How to Write a Scalable Frontend |
https://dev.to/omerwow/how-to-write-a-scalable-frontend-5c55
|
How to Write a Scalable FrontendWhen modularizing your codebase you ll want to create a module for each piece of functionality For example if you re building a frontend for a blog you might have modules for the blog home page the individual blog post pages the comments section and the user profiles Each of these modules should be isolated from the others so that they can be easily added or removed To compile your code you ll need to use a build system like Webpack or Gulp This will take your modular code and compile it into a single bundle that can be deployed to your production environment Using a build system also allows you to use other features like minification and treeshaking to reduce the size of your bundles When deploying your frontend you ll need to consider how it will be used If your frontend is going to be accessed by many users simultaneously you ll need to make sure it can handle the load This means using caching and load balancing techniques to ensure that your frontend can scale as needed Planning for GrowthAs your business expands you ll need to reevaluate how your frontend scales The goto for many companies is Node js due to its lightweight efficiency but it s not always the best solution If you have a large codebase or complex requirements a microservices architecture might be a better fit It s important to consider all your options and make the best decision for your business needs Designing with Reusability in MindWhen designing for the web designers often think in terms of pages However with the rise of responsive design it is important to think in terms of components Components are reusable pieces that can be assembled to create a page By thinking in terms of components designers can create a more flexible and scalable design There are a few things to keep in mind when designing reusable components First consider the context in which the component will be used Will it be used on a single page or across multiple pages Second consider the different states that the component may be in For example a button may have a hover state an active state and a disabled state Third think about how the component will be styled Will it need to be customized for different screen sizes By keeping these things in mind designers can create reusable components that can be used to build scalable frontends Creating a Component LibraryCreating a component library is not a difficult task but there are a few things to keep in mind First you will need to decide on a format for your components There are many different options available such as React or Angular Once you have decided on a format you will need to create a folder for each component In each folder you will need an index js file and a styles css file Once you have created all of your components you will need to export them so they can be used in other projects You can do this by creating an index js file in your component library folder and exporting each component from that file Now that you have created a component library it is important to keep it up to date When you make changes to any of the components you will need to update the version number in the package json file and then push the changes to a remote repository Creating a component library is a great way to make frontend development more efficient and consistent By following these simple steps you can create a great component library that will be used by many people Keeping Your Styles DRYWhen building a frontend it s important to keep your code DRY DRY stands for Don t Repeat Yourself This means that you should avoid writing code that is duplicative or unnecessary A good way to keep your code DRY is to use a CSS preprocessor A CSS preprocessor can help you write more concise and scalable code by keeping your styles DRY The article also discusses how to use a style guide to keep your frontend more organized A style guide can help you document your code and keep your styles consistent By using a style guide you can make your frontend more maintainable and easier to scale The takeaway from this article is that writing a scalable frontend is not as difficult as it may seem By following the tips outlined in this article you can write a frontend that is both scalable and efficient So what are you waiting for Get started today Check out our website BLSTJoin the discussion in our Discord channelTest your API for free now at BLST |
2022-09-15 11:12:05 |
Apple |
AppleInsider - Frontpage News |
Future iPhone could stop music & video when you're not paying attention |
https://appleinsider.com/articles/22/09/15/future-iphone-could-stop-music-video-when-youre-not-paying-attention?utm_medium=rss
|
Future iPhone could stop music amp video when you x re not paying attentionApple is researching how a future iPhone can save power by automatically pausing playback when you re not paying attention to media Just about every Apple device bar the Apple Pencil can play music or some kind of audio and most of them have microphones Apple wants to use those microphones and very many other sensors to determine whether you re paying attention Newly revealed patent application Proactive Actions Based on Audio and Body Movement could be applied to any Apple device but it is specifically about stopping audio And that s specifically about stopping it in order to conserve battery power instead of wasting it on something you re no longer interested in Read more |
2022-09-15 11:40:21 |
海外TECH |
Engadget |
The Morning After: The verdict on the iPhone 14 Pro |
https://www.engadget.com/the-morning-after-the-verdict-on-the-i-phone-14-pro-111522724.html?src=rss
|
The Morning After The verdict on the iPhone ProIt was a big day for tech reviews Alongside the iPhone and Pro there are also new action cams from both GoPro and DJI and we ve got detailed reviews on all of them EngadgetBut let s kick things off with the inch iPhone Pro and inch iPhone Pro Max With Apple embracing higher resolution cameras always on displays and smaller screen cutouts now called a Dynamic Island there are new features new tech and plenty to assess The new megapixel camera doesn t translate to dramatic photography improvements images and video are still great but the new implementation of the screen cut out is a smart distraction for what was once a divisive notch Sure we re still on Lightning chargers and yes iPhones aren t for everyone but there are more tangible changes to this year s Pro phones Check out Cherlynn Low s full review right here Mat SmithThe biggest stories you might have missedAction RPG Project Eve will finally debut in as Stellar Blade HP s construction robot puts blueprints on site floorsSamsung s Galaxy Watch drops to a new low of Google fails to overturn EU Android antitrust ruling but reduces its fine by percentLogitech s new Brio webcams are made to be moved around Jeep adds new Grand Cherokee and Wrangler trims to its xe lineup GoPro Hero reviewOne change makes all the differenceEngadgetWhile the GoPro Hero looks exactly the same as the there are some extra shooting modes with SuperView available right up to K fps and K at fps There s also a new degree horizon locked Linear mode and the ability to record in Full Frame The latter is more of a tool for shooting absolutely everything and then “punching out the aspect ratio you want The Hero Black costs the same as last year s flagship with a subscription or without Check our full review from Engadget s James Trew who put the camera through its paces Continue reading DJI Osmo Action reviewMore battery life and a new mount DJI wisely returned to an action cam form factor for its third Osmo action camera addressing the overheating and other complaints of users who purchased the Action It also introduced features that trump the Hero like the magnetic clip mount and long lasting fast charging battery However it still doesn t beat GoPro where it really counts the footage But it s a good option for many particularly at the base price Continue reading Apple iPhone reviewNot an upgrade year for most EngadgetContrary to this year s Pro model not much has changed for Apple s base iPhone Pour one out for the iPhone mini which sadly didn t survive longer than two years The iPhone is pretty similar to the iPhone which was very similar to the iPhone That doesn t mean it s a bad phone it s just less of an upgrade for anyone using an iPhone that s only two years old For US readers the move from SIM cards to eSIMs is probably the biggest change Apple may have been early in getting rid of the SIM card tray but it could give US carriers the push they need to adopt the format Compare it to the disappearance of the headphone socket Continue reading Northeastern University targeted by anti VR bomberThe culprit reportedly had a grudge against Mark Zuckerberg Northeastern University has found itself the victim of an unusual technology related bomb attack CNN reported that someone sent a bomb like package to the Boston university s virtual reality lab in Holmes Hall causing hand injuries to the man who opened the container The unidentified attacker appears to have a grudge against VR and Meta in particular CNN sources claimed a rambling note in the package slammed Meta chief Mark Zuckerberg as well as the links between academia and VR developers Continue reading The Sims will be free to play starting next monthThe base game won t cost you a penny after October th Almost exactly eight years after first arriving on PC The Sims is going free to play Starting on October th publisher EA won t charge you anything to download the base game on Mac PC PlayStation PS Xbox One and Xbox Series X If you already paid for the original release or decide to buy it before October th the company will offer some free DLC too However for all the content in the existing DLC packs you will have to pay Continue reading Samsung vows to produce net zero carbon emissions by But it expects its device experience division to get there by Samsung has committed to achieving net zero carbon emissions for the whole company by and will spend KRW trillion billion over the next seven and a half years to make that happen While its plans are likely not as aggressive as Microsoft s which previously promised to be carbon negative by the end of the decade it plans to get its devices arm to net zero by Continue reading |
2022-09-15 11:15:22 |
金融 |
RSS FILE - 日本証券業協会 |
IOSCO 世界投資者週間(World Investor Week)2022 |
https://www.jsda.or.jp/about/international/wiw2022.html
|
worldinvestorweek |
2022-09-15 13:00:00 |
海外ニュース |
Japan Times latest articles |
Putin and Xi due to discuss Ukraine and Taiwan |
https://www.japantimes.co.jp/news/2022/09/15/world/vladimir-putin-xi-jinping-uzbekistan/
|
group |
2022-09-15 20:34:53 |
ニュース |
BBC News - Home |
Queen's funeral: 'Extraordinary' to invite China, senior Tories say |
https://www.bbc.co.uk/news/uk-politics-62913220?at_medium=RSS&at_campaign=KARANGA
|
uyghurs |
2022-09-15 11:18:47 |
ニュース |
BBC News - Home |
Police investigate abuse claims at Nicky Campbell school |
https://www.bbc.co.uk/news/uk-scotland-62914744?at_medium=RSS&at_campaign=KARANGA
|
scotland |
2022-09-15 11:42:22 |
ニュース |
BBC News - Home |
Queen's lying-in-state: How long is the queue? |
https://www.bbc.co.uk/news/uk-62872323?at_medium=RSS&at_campaign=KARANGA
|
queen |
2022-09-15 11:38:17 |
ニュース |
BBC News - Home |
People in tears at sight of Queen's coffin |
https://www.bbc.co.uk/news/uk-62907358?at_medium=RSS&at_campaign=KARANGA
|
hairs |
2022-09-15 11:56:14 |
ニュース |
BBC News - Home |
Andy Murray questions late-night matches after Davis Cup defeat |
https://www.bbc.co.uk/sport/tennis/62915020?at_medium=RSS&at_campaign=KARANGA
|
murray |
2022-09-15 11:09:54 |
北海道 |
北海道新聞 |
雨にも負けず良いワインに 池田で仕込み開始 |
https://www.hokkaido-np.co.jp/article/731730/
|
十勝ワイン |
2022-09-15 20:16:00 |
北海道 |
北海道新聞 |
宗谷管内で14人感染、留萌管内は13人 新型コロナ |
https://www.hokkaido-np.co.jp/article/731721/
|
宗谷管内 |
2022-09-15 20:07:00 |
北海道 |
北海道新聞 |
スマホ決済で銀行送金 10月めどに参加資格を拡大 |
https://www.hokkaido-np.co.jp/article/731719/
|
全銀ネット |
2022-09-15 20:04:00 |
北海道 |
北海道新聞 |
紀藤氏「行政の怠慢、罪深い」 旧統一教会問題で批判 |
https://www.hokkaido-np.co.jp/article/731717/
|
世界平和統一家庭連合 |
2022-09-15 20:02:00 |
北海道 |
北海道新聞 |
報酬体系変更で改善要請、公取委 ウーバーに「説明不十分」 |
https://www.hokkaido-np.co.jp/article/731716/
|
宅配サービス |
2022-09-15 20:01:00 |
IT |
週刊アスキー |
『二ノ国』や『戦場のフーガ』が今日からGAME PASSに!「東京ゲームショウ 2022 Xboxストリーム」レポート |
https://weekly.ascii.jp/elem/000/004/105/4105779/
|
gamepass |
2022-09-15 20:50:00 |
IT |
週刊アスキー |
モトローラ、3万円弱で600番台のスナドラを搭載するミドルクラスの4Gスマホ「moto g32」 |
https://weekly.ascii.jp/elem/000/004/105/4105780/
|
motog |
2022-09-15 20:25:00 |
IT |
週刊アスキー |
エスパリアール、筆跡を再現して代筆が可能なAI手書き「手書きくん」を正式リリース |
https://weekly.ascii.jp/elem/000/004/105/4105762/
|
法人向け |
2022-09-15 20:10:00 |
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