Article
Writing unit tests is something beginners and seasoned engineers alike typically put off for later phases of development, yet - they're key to stable and robust software development. The basic premise of test-driven development (TDD) is writing your tests even before you start coding. That's a great goal to strive...
Scott Robinson
As a developer, one of the things at the top of your list ought to be shipping bug-free code. Nothing could be worse than finding out on Thursday night that the changes you made on Monday broke the live application. The only way to ensure that your app works according...
Uchechukwu Azubuko
Exceptions and errors are bound to occur while users interact with any application, it is up to software engineers to choose a means to handle any error that might arise - knowingly or unknowingly. As a result, backend developers who build APIs with Express find themselves working to ensure that...
In improving the user experience on any website with a lot of content on its web pages, it is common for frontend developers to implement a scroll-to-top functionality through a button, to make things more enjoyable and convenient for users. While users can use the command + up arrow on a...
Byte
While writing React applications, you may have come across the error message "objects are not valid as a react child." This error is a common one, especially when we're just starting out with React and JSX code. It's thrown when you try to directly render an object in...
Guest Contributor
By setting the focus on an element, we gently guide a user to the next expected input field, giving them a better browsing experience with less guesswork. In this article, we will learn how to set focus on an element after rendering our React application or a React component. In...
Joel Olawanle
When developing web applications - we routinelly access resources hosted on a server. Asking for, sending, or performing other operations on resources is accomplished through HTTP requests. These requests are sent from the client to a host on a server. When making HTTP request, the client employs a URL (Uniform...
In this article we'll show you how to force update a component in React.js. More specifically, we'll be giving a brief introduction to React re-renders, we'll show how to force updates in class-based components, and how to force updates in functional components. React Re-Renders React itself automatically handles re-rendering...
As a web developer, it's important that we try to respect the user's privacy as much as possible, but that doesn't mean there aren't times we need to know the general location of the user. There are many valid reasons to need to know their location without violating their privacy....
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