| AWS |
AWSタグが付けられた新着投稿 - Qiita |
イキってAWS SAAを英語受験した話 |
https://qiita.com/gracefulm/items/5d026dc557b4c24883fc
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awssaa |
2023-06-12 06:27:53 |
| Git |
Gitタグが付けられた新着投稿 - Qiita |
【Git】gitignore がなぜか反映されない問題、既に tracked だからでした |
https://qiita.com/Ryo-Nakano/items/c17a28fd2d76ffd8c327
|
untra |
2023-06-12 06:51:44 |
| 海外TECH |
Ars Technica |
Microsoft announces new $350, 1 TB Carbon Black Xbox Series S |
https://arstechnica.com/?p=1946951
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september |
2023-06-11 21:23:07 |
| 海外TECH |
MakeUseOf |
iPad (10th Generation) vs. OnePlus Pad: Does the iPad Have a Worthy Competitor? |
https://www.makeuseof.com/ipad-10th-generation-vs-oneplus-pad/
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iPad th Generation vs OnePlus Pad Does the iPad Have a Worthy Competitor The OnePlus Pad looks like an iPad clone at first glance but there s a lot more to it Here s how it stacks up against Apple s budget offering |
2023-06-11 21:15:19 |
| 海外TECH |
DEV Community |
Graph Data Modeling Best Practices: A Comprehensive Guide for Apache AgeDB |
https://dev.to/abdulsamad4068/graph-data-modeling-best-practices-a-comprehensive-guide-for-apache-agedb-7hm
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Graph Data Modeling Best Practices A Comprehensive Guide for Apache AgeDB IntroductionGraph databases have gained significant popularity in recent years due to their ability to efficiently model and query highly connected data Apache AgeDB in particular is a powerful graph database that combines the benefits of PostgreSQL with the flexibility of a graph database To harness the full potential of AgeDB it s crucial to understand and implement best practices for graph data modeling In this article we will explore the key insights and best practices for modeling graph data effectively in AgeDB covering node and relationship design property organization and schema optimization Understand your domain and data Before diving into graph data modeling it s essential to thoroughly understand your domain and the data you ll be working with Identify the entities relationships and attributes that are relevant to your use case This understanding will serve as a foundation for designing an effective graph data model Node Design a Identify key entities Start by identifying the key entities in your domain These entities will become the nodes in your graph model Consider the characteristics relationships and behaviors of each entity b Define node labels and properties Assign appropriate labels to nodes based on their entity types For example if you re modeling a social network labels could include User Post or Comment Define properties for each node that capture its attributes Ensure that properties are concise meaningful and consistent Example CREATE u User name John age city New York CREATE p Post title Introduction to AgeDB content This is a blog about AgeDB c Node property indexing Consider indexing frequently queried properties to optimize query performance AgeDB supports various indexing techniques such as B tree Hash and GIN Generalized Inverted Index allowing you to select the most suitable indexing method based on your use case Example CREATE INDEX ON User name CREATE INDEX ON Post title Relationship Design a Determine relationships and their types Identify the relationships between nodes and determine their types Relationships represent the connections between entities and provide valuable context to your data model b Define relationship types and properties Assign meaningful types to relationships such as FRIEND OF LIKES or FOLLOWS Consider adding properties to relationships when necessary to capture additional information or attributes associated with the connections Example CREATE u User FRIEND OF since gt u User CREATE u User LIKES timestamp gt p Post c Directionality and cardinality Define the directionality of relationships based on the semantics of the connections Determine if relationships are unidirectional or bidirectional Additionally consider cardinalityーwhether relationships are one to one one to many or many to manyーto accurately represent the data model Example CREATE u User FRIEND OF gt u User CREATE u User lt FOLLOWED BY u User Property Organization a Select appropriate property types Choose the appropriate data types for node and relationship properties AgeDB supports a wide range of data types including text numeric boolean date and more Selecting the correct data type ensures data consistency and query efficiency Example CREATE p Post title Introduction to AgeDB content This is a blog about AgeDB created at timestamp b Normalize or denormalize properties Determine whether it s beneficial to normalize or denormalize certain properties based on their usage patterns and query requirements Normalization reduces redundancy but may require additional joins while denormalization improves query performance but increases storage requirements Schema Optimization a Optimize query patterns Analyze your anticipated query patterns and optimize the schema accordingly Consider creating specific indexes constraints and triggers that align with the frequently executed queries This optimization can significantly enhance query performance Example CREATE INDEX ON User name CREATE CONSTRAINT ON p Post ASSERT p title IS UNIQUE b Performance testing and profiling Conduct thorough performance testing and profiling to identify bottlenecks and areas for improvement Monitor query execution times and analyze query plans to identify opportunities for schema optimization Conclusion Graph data modeling is a critical aspect of maximizing the benefits of Apache AgeDB By following the best practices outlined in this article you can effectively design and optimize your graph data model Understanding your domain defining node and relationship structures organizing properties efficiently and optimizing the schema based on query patterns will enable you to harness the full power of AgeDB and unlock valuable insights from your highly connected data |
2023-06-11 21:29:47 |
| 海外TECH |
DEV Community |
Learning Next.js Layout Creation: A Step-by-Step Guide |
https://dev.to/lordsage/learning-nextjs-layout-creation-a-step-by-step-guide-579m
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Learning Next js Layout Creation A Step by Step GuideYou may have come across websites where their nav bar or their footer or a particular part of the site appears on all pages of the site and you wondered how they were created or done This is call layout There are different methods to achieve this and they can be achieved in different projects like react js vue js next js project too etc don t worry it is not complicated to understand In this article we ll show you how to achieve this when you are working with next Js and walk you through the process of creating and achieving the layout in next Js We will also demonstrate how to achieve the layout in real life cases as your read on Prerequisites What is Next Js Benefits of using next js for layout Installing Next js and Creating a new Next js ProjectExplaining what component is Creating a Basic Layouts Component Applying the layout effect Testing Conclusion Prerequisites In order to Participate in the Tutorial part of this it is recommended that you have A Fundamental understanding of Basic Html CSS and JavaScript Node installed on your System Basic Knowledge of react js What is Next js Next js can be said to be a helpful tool for developers to make websites and web applications it makes it easier to create websites that can do cool things and change dynamically it does this by giving developers ready to use parts and features that they can use to build their websites without starting from scratch Benefits of using next js for layout Below are the benefits of using next js of using next js for layout but I will not explain all the benefits enjoyLayout components or elements Next js has a component based architecture that allows for the creation of reusable layout components A layout component can be defined once and used on several pages giving your application a unified look and feel Headers footers navigation menus sidebars and other typical features can all be found in layout components BUILT IN ROUTING SERVER SIDE RENDERING EXTENSIBILITY Installing Next js and creating a next js project It is simple to set up Next js Here is a detailed instruction with code examples when using vs code first of all create a new folder for the project anywhere on your systemsecondly open the folder and right click and select open with vs code this will let you open the folder inside vs code when you have done thatOpen your terminal in vs code and type npx create next app latest Project name npx create next app latest Project name Once you have done that you will be asked some questions just answer them according to what you want to work with once next js has been completely set up this will show or you will have this in the image below Explaining what component is Before we continue you need to know what component a little bit because it is more of what you are going to be working withA component in Next js is a piece of reusable code that encapsulates a particular collection of functions and user interface elements The building pieces of a web application in Next js are called components and they can stand in for a variety of user interface elements like a header navigation menu or form Examples of components are just navbar js and footer js which we created Creating a Basic Layouts Component Here we get to business first we create a components folder in your project folder and in the components folder you just created you will create a Navbar component by selecting the component folder and clicking on the new file button and naming the new file Navbar js your component can have any name that you want but it must have js at the back after you have done that you will have to make next js to see the navbar js as a component by adding this write up or you can call it arrow function in your navbar jsimport React from react const Navbar gt return lt div gt Navbar lt div gt export default NavbarOr you can just type rafce and press enter for it to generate the write up above or the arrow function for you meaning rafce is the shortcut to do itpicture of the rafceand your navbar component is ready to use anywhere on your site after following this instruction your will have something like thisAfter creating a navbar component you will have to create a footer component too and it is still the same process involved when creating a navbar component so what I mean is for you to repeat the same process above but you have to name it footer js not navbar js you will now have something like this Applying the layout effect Now for the section of the day applying the layout effect here I will show you how you can achieve the layout stuff or you can say magic In this part we are going to work with the app js file that is located in the src folderIn the app js file you will have to make some editing in it first we have to import the navbar and footer components at the top side by writing thisimport Navbar from components Navbar import Footer from components Footer once you have done that you will have to now make use of the nav and footer component you imported by wrapping this stuff you are wrapping is The component returned in my app js is the individual page define in the pages folder for example the component in the index js in another meaning it means what you are going to wrap with the nav and footer is the whole site It is just like a container carries it so that no matter the page you open it will show without having to repeatedly import it into all the pages of the site manuallyimport styles globals css import Navbar from components Navbar import Footer from components Footer import Layout from components layout export default function App Component pageProps return lt gt lt Navbar gt lt Component pageProps gt lt Footer gt lt gt Testingyou can now run your app and check if it is working when you navigate to any page of the site this will mean that you will need to create another page in the site like the details page to test if the nav and footer will appear there too you can just add a new page by detail js file in the pages folder Conclusion Code reuse and maintainability are encouraged by Next js layouts Developers may design intricate and dynamic user interfaces because of the ability to alter and nest layouts Next js layouts improve the development process overall by streamlining the handling of layout related issues and enhancing the overall user interface design Thanks for allowing me to put you through this lesson I hope to enjoy it if you have any more issues just drop them in the comment section I will reply Or you email semenike gmail com or chat me up |
2023-06-11 21:11:24 |
| 海外TECH |
CodeProject Latest Articles |
Optional DependencyInjection in .Net |
https://www.codeproject.com/Tips/5362548/Optional-DependencyInjection-in-Net
|
microsoft |
2023-06-11 21:59:00 |
| ニュース |
BBC News - Home |
Murder inquiry as suspected remains found in search for woman |
https://www.bbc.co.uk/news/uk-northern-ireland-65870085?at_medium=RSS&at_campaign=KARANGA
|
ballymena |
2023-06-11 21:50:20 |
| ニュース |
BBC News - Home |
Brittany: Girl, 11, from British family shot dead in France |
https://www.bbc.co.uk/news/world-europe-65874063?at_medium=RSS&at_campaign=KARANGA
|
parents |
2023-06-11 21:21:13 |
| ニュース |
BBC News - Home |
The Light: Inside the UK’s conspiracy theory newspaper that shares violence and hate |
https://www.bbc.co.uk/news/uk-65821747?at_medium=RSS&at_campaign=KARANGA
|
conspiracy |
2023-06-11 21:22:16 |
| ニュース |
BBC News - Home |
The Ashes: 'Australia are formidable but England can beat them' |
https://www.bbc.co.uk/sport/cricket/65872367?at_medium=RSS&at_campaign=KARANGA
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The Ashes x Australia are formidable but England can beat them x The World Test Championship final showed just why Australia will be formidable Ashes opponents but also why England can beat them says chief cricket writer Stephan Shemilt |
2023-06-11 21:16:59 |
| ビジネス |
東洋経済オンライン |
甲状腺がん裁判､｢東電主張の被曝評価は過小だ｣ 原告弁護団長が語る､勝訴確信の科学的根拠 | 資源・エネルギー | 東洋経済オンライン |
https://toyokeizai.net/articles/-/678422?utm_source=rss&utm_medium=http&utm_campaign=link_back
|
原発事故 |
2023-06-12 06:30:00 |
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