You’ve probably found your way to this post because you're trying to create mock code for tests that use the Jest framework and are having difficulty getting your mock to work the way you want. This post focuses on why you might choose one Jest method over another to create a mock—and how to use it—so you can work and write tests more quickly.
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React 
Authentication is a critical part of any web application. It's important to ensure that user authentication is secure, scalable, and easy to manage.
In this blog post, we'll explore how to set up authentication with Auth0 in a React project. The @auth0/auth0-react SDK was recently updated to version 2.1.0, so that is the version we will be walking through. The process is the same for previous versions, but some of the props in the Auth0Provider have changed.
Christina Labay
Angular 
The Angular team just released an exciting new major version of Angular that comes with many new features. One of these features has been something that the Angular community has wanted for a long time, and we've inched closer and closer with each major version. I'm talking about the takeUntilDestroyed operator.
Mark Thompson
Project Management 
Clearly defining the roles, goals, and expectations for a project is an important step in becoming a trusted workplace leader. A clear vision of the project and the steps you and your team will take to get there are invaluable. But it’s only one side of the proverbial coin.
Travis Draper