投稿時間:2023-04-25 19:25:37 RSSフィード2023-04-25 19:00 分まとめ(32件)

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IT	ITmedia 総合記事一覧	[ITmedia News] 京セラが決算発表を延期　米子会社にサイバー攻撃	https://www.itmedia.co.jp/news/articles/2304/25/news174.html	avxcomponentscorporation	2023-04-25 18:30:00
IT	ITmedia 総合記事一覧	[ITmedia Mobile] モンテローザの「モンテアプリ」でPayPayが利用可能に　最大1万ポイント還元キャンペーンも	https://www.itmedia.co.jp/mobile/articles/2304/25/news167.html	itmediamobile	2023-04-25 18:10:00
TECH	Techable（テッカブル）	ChatGPT搭載AIアシスタント「AskMee」でバックオフィス業務を効率化！	https://techable.jp/archives/204288	askmee	2023-04-25 09:00:13
js	JavaScriptタグが付けられた新着投稿 - Qiita	Web Audio APIとRxJSでブラウザのピアノキーボードを作ろう！	https://qiita.com/tronicboy/items/d39a097382c412f05ebf	functionalprogra	2023-04-25 18:15:46
Ruby	Rubyタグが付けられた新着投稿 - Qiita	素数かどうかを調べる方法	https://qiita.com/takkamaboko/items/607c00f48c031e09f08c	練習問題	2023-04-25 18:24:59
AWS	AWSタグが付けられた新着投稿 - Qiita	AWS公式のサーバーレスハンズオンやってみた	https://qiita.com/Yona_Sou/items/b9f32e2726c4ec021f6b	詳細	2023-04-25 18:06:07
技術ブログ	Developers.IO	EC2のWindowsインスタンスにRDPで接続する	https://dev.classmethod.jp/articles/conn-ec2-win-with-rdp/	prdpremotedesktopprotocol	2023-04-25 09:43:44
技術ブログ	Developers.IO	Google Cloud：Big Query データセットの料金を確認（ラベルを使用）	https://dev.classmethod.jp/articles/google-cloud-billing-for-label/	cloud	2023-04-25 09:32:28
海外TECH	DEV Community	how to store html form data in mysql database using java	https://dev.to/realnamehidden1_61/how-to-store-html-form-data-in-mysql-database-using-java-9fo	database	2023-04-25 09:51:34
海外TECH	DEV Community	Building Dynamic Web Applications: A Beginner's Guide to Using Firebase with React.js	https://dev.to/haszankauna/building-dynamic-web-applications-a-beginners-guide-to-using-firebase-with-reactjs-4m44	Building Dynamic Web Applications A Beginner x s Guide to Using Firebase with React js Introduction to Firebase and React jsFirebase is a cloud based platform that allows developers to build mobile and web applications without having to manage a server It provides a wide range of features including real time databases authentication and hosting Firebase is a popular choice among developers because it is easy to use and requires minimal setup It is also scalable meaning it can handle large amounts of data and traffic without slowing down Understanding React jsReact js is a JavaScript library for building user interfaces It allows developers to create reusable UI components and simplify the application s state management React js is widely used by developers because it is easy to learn and can be used for both simple and complex applications React js is also known for its performance It uses a virtual DOM to update only the necessary elements reducing the number of DOM manipulations and improving the application s speed Benefits of Using Firebase with React jsEasy SetupOne of the significant benefits of using Firebase with React js is how easy it is to set up Firebase provides a simple SDK that can be easily integrated into any React js application This means that you can quickly set up Firebase and start building your application without having to spend too much time on the setup process Real Time DatabaseFirebase provides a real time database that allows developers to store and sync data in real time This means that any changes made to the data are immediately reflected in the application without the need to refresh the page This feature is especially useful for applications that require real time updates such as chat applications and collaborative tools AuthenticationFirebase also provides authentication features that allow developers to easily add user authentication to their applications Firebase supports various authentication methods including email and password Google Facebook and Twitter How to Get Started with Firebase and React jsInstalling Firebase and React jsTo get started with Firebase and React js you need to install the Firebase SDK and React js You can do this by running the following commands in your terminal npm install firebasenpm install react react domSetting up Firebase ProjectOnce you have installed Firebase and React js you need to set up a Firebase project You can do this by following these steps Go to the Firebase Console and sign in with your Google account Click on Add Project and enter a name for your project Follow the prompts to set up your project Connecting Firebase with React jsTo connect Firebase with React js you need to initialize Firebase in your React js application You can do this by creating a new file called firebase js and adding the following code import firebase from firebase app import firebase auth import firebase database const firebaseConfig Your Firebase configuration goes here firebase initializeApp firebaseConfig export const auth firebase auth export const database firebase database Firebase and React js Project StructureWhen building a Firebase and React js application it is essential to have a well organized project structure Here is an example of a project structure that you can use src components Chat js firebase firebase js App js index js Firebase and React js CRUD OperationsFirebase provides a simple API for performing CRUD Create Read Update Delete operations on the database Here is an example of how to perform CRUD operations with Firebase and React js import database from firebase Createdatabase ref users push name John Doe email johndoe example com Readdatabase ref users on value snapshot gt const users snapshot forEach childSnapshot gt users push id childSnapshot key childSnapshot val console log users Updatedatabase ref users MhOJZUUKZzXZfS update name Jane Doe Deletedatabase ref users MhOJZUUKZzXZfS remove Firebase and React js AuthenticationFirebase provides various authentication methods that you can use in your React js application Here is an example of how to implement email and password authentication with Firebase and React js import auth from firebase Sign Upauth createUserWithEmailAndPassword email password then userCredential gt Signed in const user userCredential user catch error gt const errorCode error code const errorMessage error message Sign Inauth signInWithEmailAndPassword email password then userCredential gt Signed in const user userCredential user catch error gt const errorCode error code const errorMessage error message Firebase and React js Real Time DatabaseFirebase provides a real time database that allows developers to store and sync data in real time Here is an example of how to use the real time database with Firebase and React js import database from firebase Listen for changesdatabase ref users on value snapshot gt const users snapshot forEach childSnapshot gt users push id childSnapshot key childSnapshot val console log users Write datadatabase ref users push name John Doe email johndoe example com Firebase and React js HostingFirebase also provides hosting features that allow developers to deploy their applications quickly Here is how to deploy your React js application to Firebase hosting Run the following command in your terminal to build your React js application npm run buildRun the following command to authenticate with Firebase firebase loginRun the following command to initialise Firebase hosting firebase init Follow the prompts to set up Firebase hosting Run the following command to deploy your application to Firebase hosting firebase deploy Firebase and React js DeploymentDeploying your Firebase and React js application is easy You can deploy your application to Firebase hosting by following the steps outlined in the previous section Once your application is deployed you can access it using the URL provided by Firebase hosting Firebase and React js Best PracticesHere are some best practices to keep in mind when using Firebase with React js Always use HTTPS to ensure that your data is secure Use Firebase rules to control access to your data Use Firebase functions to add server side logic to your application Use Firebase performance monitoring to monitor your application s performance ConclusionIn conclusion building dynamic web applications using Firebase with React js is easy and straightforward Firebase provides a wide range of features including real time databases authentication and hosting that can help you build scalable and robust applications By following the steps outlined in this article you can quickly get started with Firebase and React js and start building your next big project CTAIf you want to learn more about building dynamic web applications using Firebase and React js check out the Firebase documentation and the React js documentation	2023-04-25 09:50:45
海外TECH	DEV Community	How to Optimize Performance and Cost for Prometheus & Grafana Pods on EKS Fargate	https://dev.to/imsampro/how-to-optimize-performance-and-cost-for-prometheus-grafana-pods-on-eks-fargate-75d	How to Optimize Performance and Cost for Prometheus amp Grafana Pods on EKS FargateHey Cloud Developers amp Engineerings if you wanna keep an eye on how your apps are doing on Kubernetes Prometheus and Grafana are where it s at And if you re using AWS Fargate is the way to go for containerized workloads without the headache of managing infrastructure But getting Prometheus and Grafana to play nice on Fargate while keeping costs low can be tough Lucky for you I ve got some tips and real life examples to help you out Check it out Introduction to Prometheus amp Grafana Pods on EKS FargateWhat is EKS Fargate Fargate from Amazon Elastic Kubernetes Service EKS is a serverless computing engine for containers that eliminates the requirement for infrastructure management EKS Fargate allows you to operate Kubernetes pods without the hassle of maintaining EC instances EKS Fargate controls the infrastructure for you automatically resulting in a more streamlined and cost effective container management solution Why use Prometheus and Grafana on EKS Fargate Prometheus is an open source monitoring tool for monitoring and alerting on system metrics application performance and other critical data Grafana is a popular open source visualization tool that lets you create custom dashboards graphs and alerts based on Prometheus data Prometheus and Grafana work together to provide a robust monitoring and visualization tool for optimizing the performance and cost of your EKS Fargate pods Overview of Prometheus and Grafana architecturePrometheus is a pod that operates in your EKS Fargate cluster and collects metrics from other pods and services The metrics are then saved in a time series database where they may be searched and viewed with Grafana Prometheus may scrape information from other sources such as databases network devices and other applications in addition to collecting metrics from Kubernetes objects such as pods and services Strategies for Optimizing Performance and CostSelecting the right instance type for your workloadTo maximize the performance and cost of your EKS Fargate pods choose the appropriate instance type for your workload You may select from a variety of instance types with varying degrees of CPU memory and network performance It is critical to analyze your applications resource requirements and choose an instance type that delivers appropriate resources without overprovisioning Overprovisioning can result in increased expenses and worse performance Using Autoscaling to optimize resource usageEKS Fargate s autoscaling capability is a valuable tool for optimizing resource utilization and expenditures You may use autoscaling to automatically add or remove pods based on resource consumption Autoscaling rules can be configured to scale up or down based on CPU or memory consumption or other specific criteria This ensures that you have enough resources to fulfill your task without overprovisioning or overpaying Tuning resource requests and limits for optimal performanceRequests for resources and resource restrictions are critical elements that can affect the performance and stability of your EKS Fargate pods The minimum number of resources that a pod needs to run is specified by resource requests while the maximum amount of resources that a pod can utilize is specified by resource limitations You can guarantee that your pods have the resources they need to perform efficiently while avoiding waste and optimizing expenses by fine tuning these settings Best Practices for Configuring Prometheus and GrafanaOrganizing your metrics with labels and naming conventionsLabels and naming conventions help you organize your metrics and make them easier to query and display in Grafana You can readily identify and evaluate certain metrics and trends by adopting consistent labeling and naming rules Choosing the right data retention policiesThe length of time measurements are retained in Prometheus is determined by data retention policy It is critical to select retention rules that strike a compromise between preserving adequate data for analysis while minimizing storage expenses Data retention policies can be configured based on time or the size of your Prometheus database Using Alertmanager to trigger alerts and notificationsPrometheus Alertmanager allows you to customize alerts and notifications based on specified metrics and criteria Alertmanager may be configured to deliver notifications by email Slack or other channels You can rapidly respond to concerns and ensure that your apps are functioning properly by configuring alerts and notifications Methods for Monitoring and Scaling EKS Fargate PodsUsing Kubernetes Metrics Server to monitor pod performanceKubernetes Data Server is a built in monitoring solution for your EKS Fargate pods that gives basic performance metrics Measurements Server gathers and provides CPU and memory consumption metrics via the Kubernetes API While Metrics Server provides basic monitoring features it lacks the analytical and visualization capacity of Prometheus and Grafana Monitoring EKS Fargate pods with Prometheus and GrafanaPrometheus and Grafana are suggested for fully utilizing EKS Fargate s monitoring capabilities This enables you to gather and analyze a far broader set of indicators as well as develop bespoke dashboards and alerts depending on your individual needs Scaling EKS Fargate pods with Kubernetes Horizontal Pod AutoscalerThe Horizontal Pod Autoscaler in Kubernetes is a built in scaling solution that lets you automatically scale the number of pods based on demand Autoscaling rules may be configured depending on CPU or memory consumption as well as other custom metrics By setting HPA you can guarantee that your applications have the resources they need to manage peak demand while lowering expenditures during low demand periods Techniques for Reducing Costs and Maintaining PerformanceCost minimization should not come at the price of speed while operating Prometheus and Grafana pods on EKS Fargate Here are three approaches of achieve both Using spot instances to reduce costsSpot Instances are an excellent cost cutting strategy since they may be provided at a large reduction to on demand charges They do however come with the disclaimer that they can be cancelled with two minutes notice if demand is overwhelming To avoid this risk several Availability Zones should be used and the pods should be configured with Auto Scaling features to provide high availability and performance Optimizing your application for cost savingsAnother way to cut expenses is to optimize your application for cost reductions This may be accomplished by modifying your pod characteristics such as CPU and memory requirements to suit the real needs of your workload You may save money while enhancing performance by not over provisioning resources Using cost allocation tags to track expensesKeeping track of spending is critical if you want to properly optimize costs Cost allocation tags are an effective method of tracking expenditures connected with various teams resources and applications You may simply track and evaluate expenditures throughout your business by identifying your resources in AWS Real world Case Studies of Successful ImplementationHere are two real world examples of businesses that successfully used Prometheus and Grafana pods on EKS Fargate to minimize expenses while preserving performance Case study reducing costs and improving performance for a media company s EKS Fargate podsA media company was running their Prometheus and Grafana pods on EKS Fargate with on demand instances They experienced frequent performance issues and rising costs After implementing cost allocation tags they discovered that most of their costs were attributed to underutilized resources To address this they switched to using Spot Instances and optimized their pod specifications to better match their workloads As a result they were able to reduce costs by and improve performance significantly Case study optimizing resource utilization for a healthcare provider s Prometheus and Grafana pods on EKS FargateA healthcare provider was running their Prometheus and Grafana pods on EKS Fargate with on demand instances They were experiencing high costs and low resource utilization After implementing cost allocation tags they discovered that a significant portion of their costs were attributed to over provisioned resources To address this they optimized their pod specifications and implemented Auto Scaling capabilities This resulted in a reduction in costs while maintaining reliable performance Conclusion and Next Steps for Implementing Prometheus amp Grafana on EKS FargateYou must manage expenses without compromising performance to get the most out of Prometheus and Grafana pods on EKS Fargate To do this you may leverage Spot Instances optimize your application for cost reductions and use cost allocation tags to properly track spending Summary of best practices and strategiesUse Spot Instances for cost savingsOptimize your application for cost savings by adjusting CPU and memory requestsUse cost allocation tags to track expensesNext steps for implementing Prometheus and Grafana on EKS FargateWhen you re using these strategies it s super important to keep tabs on how things are going and tweak things if they re not working out AWS Cost Explorer is really handy for keeping an eye on what you re spending and how you re using resources You can even set up alerts to let you know if you re going over budget If you follow these tips and keep working at it you can make sure your app is running smoothly and you re not breaking the bank Bottom line getting Prometheus and Grafana pods set up on EKS Fargate is all about using what works learning from experience and staying on top of things Keep an eye on your setup keep tweaking it and you ll be able to get the most out of your Kubernetes workloads FAQWhat is the benefit of using Prometheus and Grafana on EKS Fargate Prometheus and Grafana are extremely adaptable and scalable monitoring and visualization solutions for Kubernetes workloads EKS Fargate is a managed platform that allows you to host containers on AWS without having to worry about managing the underlying infrastructure They provide a potent mix for monitoring and optimizing containerized workloads How can I reduce costs when using Prometheus and Grafana on EKS Fargate When utilizing Prometheus and Grafana on EKS Fargate you may save money by deploying spot instances optimizing your application for cost reductions and tracking expenses with cost allocation tags You may also use Autoscaling and other resource optimization strategies to guarantee that you only pay for the resources you use What are some common challenges when using Prometheus and Grafana on EKS Fargate When utilizing Prometheus and Grafana on EKS Fargate common difficulties include managing resource consumption for maximum performance creating data retention policies to minimize data loss and customizing alerts and notifications for essential events Furthermore balancing performance and cost efficiency can be difficult because boosting performance may necessitate extra resources resulting in higher expenses What are some best practices for configuring Prometheus and Grafana on EKS Fargate Best practices for establishing Prometheus and Grafana on EKS Fargate include labeling and identifying your metrics selecting the appropriate data retention policies and utilizing Alertmanager to generate alerts and notifications Choosing the correct instance type for your workload leveraging Autoscaling to optimize resource utilization and tweaking resource requests and restrictions for best performance are all suggested tactics for improving performance and cost effectiveness Thank you for reading Soumyadeep Mandal imsampro	2023-04-25 09:12:46
海外科学	NYT > Science	Dragonflies, Beetles, Cicadas — What’s Not to Love?	https://www.nytimes.com/2023/04/25/arts/design/jessica-ware-insects-american-museum-natural-history.html	Dragonflies Beetles Cicadas ーWhat s Not to Love An entomologist at the American Museum of Natural History is helping choose the insects for the new Richard Gilder Center for Science Education and Innovation It s a task she loves	2023-04-25 09:00:40
医療系	医療介護 CBnews	血液製剤基本方針見直しの方向性を了承、事業部会-採血基準見直し・献血可能時間延長など検討を記載	https://www.cbnews.jp/news/entry/20230425180251	基本方針	2023-04-25 18:39:00
ニュース	BBC News - Home	Sudan crisis: Gunfire heard as uneasy truce holds	https://www.bbc.co.uk/news/world-africa-65380154?at_medium=RSS&at_campaign=KARANGA	ceasefire	2023-04-25 09:40:13
ニュース	BBC News - Home	Cost-of-living payment: Millions to get £301 to help pay bills	https://www.bbc.co.uk/news/business-65352703?at_medium=RSS&at_campaign=KARANGA	incomes	2023-04-25 09:14:39
ニュース	BBC News - Home	UK government borrowed less than expected last year	https://www.bbc.co.uk/news/business-65377041?at_medium=RSS&at_campaign=KARANGA	budget	2023-04-25 09:23:36
ニュース	BBC News - Home	Hosepipe ban extended to cover much of Devon	https://www.bbc.co.uk/news/uk-england-devon-65375080?at_medium=RSS&at_campaign=KARANGA	devon	2023-04-25 09:45:02
ニュース	BBC News - Home	Ocado warehouse closure puts 2,300 jobs at risk	https://www.bbc.co.uk/news/business-65383122?at_medium=RSS&at_campaign=KARANGA	efficient	2023-04-25 09:09:51
ニュース	BBC News - Home	Manchester City v Arsenal: Mikel Arteta says game will not decide Premier League title	https://www.bbc.co.uk/sport/football/65383604?at_medium=RSS&at_campaign=KARANGA	Manchester City v Arsenal Mikel Arteta says game will not decide Premier League titleArsenal s top of the table match against Manchester City on Wednesday will not decide the Premier League title says Gunners boss Mikel Arteta	2023-04-25 09:54:17
ニュース	BBC News - Home	England v France: Shaun Wane names 15 uncapped players for Test	https://www.bbc.co.uk/sport/rugby-league/65383302?at_medium=RSS&at_campaign=KARANGA	england	2023-04-25 09:18:28
ビジネス	不景気.com	いなげやの23年3月期は10億円の最終赤字へ、巣ごもり反動減 - 不景気com	https://www.fukeiki.com/2023/04/inageya-2023-loss.html	最終赤字	2023-04-25 09:19:02
ニュース	Newsweek	【専門家が選出】テクノロジーの進化を理解し、役立てるために読むべき5冊の本とは？	https://www.newsweekjapan.jp/stories/business/2023/04/5-1577.php	『ネットビジネス進化論』著者尾原和啓出版社NHK出版要約を読む※画像をクリックするとアマゾンに飛びます変化の激しいインターネット業界という荒波を航海する際に、信頼できる羅針盤となる一冊。	2023-04-25 18:50:00
マーケティング	MarkeZine	ChatGPTの認知度は4割以下／使用経験者の9割以上が「便利」と回答【チャットプラス調査】	http://markezine.jp/article/detail/42095	chatgpt	2023-04-25 18:30:00
IT	週刊アスキー	スマホ版『春ゆきてレトロチカ』が本日配信開始！	https://weekly.ascii.jp/elem/000/004/134/4134564/	nintendo	2023-04-25 18:50:00
IT	週刊アスキー	Switch『超探偵事件簿 レインコード』探偵たちとの交流や攻略に役立つ「迷宮スキル」を紹介	https://weekly.ascii.jp/elem/000/004/134/4134553/	発売予定	2023-04-25 18:15:00
IT	週刊アスキー	「GMO順位チェッカー」、権限管理の新機能「サブアカウント」提供開始　月額440円	https://weekly.ascii.jp/elem/000/004/134/4134548/	提供開始	2023-04-25 18:30:00
IT	週刊アスキー	Jicoo、日程調整と同時に会議室や備品を自動で予約するGoogle Workspace連携機能	https://weekly.ascii.jp/elem/000/004/134/4134554/	googleworkspace	2023-04-25 18:30:00
IT	週刊アスキー	テレコムスクエア、シェアリング型サービス「WiFiBOX」を渋谷マークシティ内の「クリエーションスクエアしぶや」に設置	https://weekly.ascii.jp/elem/000/004/134/4134529/	渋谷マークシティ	2023-04-25 18:30:00
IT	週刊アスキー	富士フイルムビジネスイノベーション、圧着はがきなどをワンパスで印刷できる特殊トナー「圧着トナー」を開発	https://weekly.ascii.jp/elem/000/004/134/4134551/	富士フイルム	2023-04-25 18:30:00
IT	週刊アスキー	Hamee、暗いところでぼんやり光る「MOOMIN ニョロニョロのケーブルタイ」（3本入り）5月中旬発売	https://weekly.ascii.jp/elem/000/004/134/4134550/	hamee	2023-04-25 18:20:00
IT	週刊アスキー	リロバケーションズ、さらに便利に使えるLINEミニアプリを導入	https://weekly.ascii.jp/elem/000/004/134/4134549/	導入	2023-04-25 18:15:00
海外TECH	reddit	Is it legal for mansion owner to install "security cameras inside of home"?	https://www.reddit.com/r/japanlife/comments/12ydk6n/is_it_legal_for_mansion_owner_to_install_security/	Is it legal for mansion owner to install quot security cameras inside of home quot Me my wife and sons have been renting out our quot mansion quot in japan for about year and months i ve always been hearing that the owner will put cameras inside the home but have never done so until now The owner wants to install one camera inside the front door which looks down and into the hall way which is conveniently next to the shower room amp wants to put a camera in the living room as well Only one was installed today which was the door hallway shower room camera I have a billion questions but this isn t right and feels like a complete invasion of privacy if that exists in japan I am from america been in japan over years but this is the first i ve heard of this camera situation and i dont know what to do or ask or say or think of this situation i feel like im being put in Is this at all legal for the mansion owner to do so submitted by u Realistic Glove to r japanlife link comments	2023-04-25 09:02:14