CategoryJavaScript

January 12, 2021 — Let’s make 2021… fast! An annual front-end performance checklist, with everything you need to know to create fast experiences on the web today, from metrics to tooling and CSS/JavaScript techniques. Read more…

January 8, 2021 — GetX is an extra lightweight solution for state, navigation, and dependencies management for Flutter applications. Flutter is one of the fastest ways to build truly cross-platform native applications. It provides features allowing the developer to build a truly beautiful UI experience for their users, and in this article, Kelvin Omereshone will be looking at GetX’s benefits, features, and how to start using it in Flutter applications. Read more…

December 30, 2020 — This article is the first part of an upcoming series that provides a practical introduction to Dependency Injection in a manner that immediately permits you to realize its many benefits without being hampered down by theory. Today, Jamie Corkhill will depict only a very practical example of dependency injection in use and mostly neglect the theoretical attributes. He does it this way in order to make it easier to understand what dependency injection is at its core in a manner divorced from the rest of the complexity that people usually associate with the concept. Read more…

December 24, 2020 — Vuex is the go-to state management library for Vue applications, and the Vue core team has some big plans to make it better than ever. Vuex 5 will work more like a composition API alternative but keeps all the benefits of using an official state management library. In this article, Joseph Zimmerman will take a look at what will be changing. Read more…

December 21, 2020 — In this article, Ankita Masand will show you how to build an event-based application and send a web-push notification when a particular event is triggered. She’ll set up database tables, events, and scheduled triggers on the Hasura GraphQL engine and wire up the GraphQL endpoint to the front-end application to record the stock price preference of the user. Read more…

November 27, 2020 — Reactive variables work with GraphQL Apollo and offer you the same functionality with Redux or Context API without the complexity or extra layers that come with these other tools. A reactive variable in GraphQL Apollo is easy to use and doesn’t have as much setup process compared to Redux. In this article, Daniel Don will look at how to set up reactive variables, how the GraphQL cache polices come into place in defining read and writes to the cache, and provide the ability for developers to add types that exist on the client-side alone so that we can structure queries for client-side variables same way we can for remote GraphQL data. Read more…

November 24, 2020 — The Vue Testing library can help you to test your applications by mirroring the way that a user would interact with them. Here’s everything you need to know if you want to get started right away. In this article, Kelvin Omereshone will look at testing Vue applications using the Vue Testing Library — a lightweight library that emphasizes testing your front-end application from the user’s perspective. Read more…

November 23, 2020 — In JavaScript, there are two main ways to handle asynchronous code: then/catch (ES6) and async/await (ES7). These syntaxes give us the same underlying functionality, but they affect readability and scope in different ways. In this article, Bret Cameron will show you how one syntax lends itself to maintainable code, while the other puts us on the road to callback hell! Read more…

November 17, 2020 — Meet our new practical guide on everything you need to know about TypeScript, its type system, and all its benefits in 50 lessons. Jump to table of contents and get the book right away. Read more…

November 13, 2020 — Vue 3 comes with a lot of interesting new features and changes to some of the existing ones that are aimed at making development with the framework a lot easier and maintainable. In this article, we’re going to take a look at some of these new features and how to get started with them. We’re also going be taking a look at some of the changes done to the existing features. Read more…