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  1. Disguise-Driven Testing: Jest Mocks in Depth

    Testing can be simple. In fact, it is simple. Well, it is simple until impurities slip in.

    Code that would be easy to test becomes a nightmare as soon as you get impure …

    11m 6

  2. The Action Pattern: Clean, Obvious, Testable Code

    Let’s convert a mock API endpoint for signing up new users in a mobile app into using the action pattern.

    25m 6

  3. React State: Choose Wisely

    Proper state handling in React will make your components simple and maintainable. Poor choices will give you lots of headaches in the long-term.

    There are plenty of …

    22m 7

  4. GraphQL in Depth: What, Why, and How

    Stop wondering if GraphQL is right for you and give it a spin! Learn about types, queries, and mutations in this in-depth walkthrough.

    23m 7

  5. JavaScript Performance Pitfalls in V8

    Benedikt shows how V8 compiles your JavaScript programs, and explains a few tricks you can use to avoid draining application performance down the sink.

    26m 9