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TWiW|21.4.19 #69

This week we take a look at the #private class field, writing better reusable components, testing and more!

 

Enjoy 🎉

JavaScript’s new #private class fields
JavaScript

JavaScript’s new #private class fields

By Jamie Kyle
Private class fields have made it to Stage 2 in the JavaScript standards process, in this article Jamie Kyle discusses what they are, how they work and why they are the way they are.
How do we really use reusable components
JavaScript

How do we really use reusable components

By Jonathan Saring
Jonathan Saring discusses developing reusable components, the architecture around good design and how to grow modularity and code-sharing in a way that will speed your development.
6 tips for better React performance
JavaScript

6 tips for better React performance

By Aggelos Arvanitakis
Aggelos Arvanitakis shares six tips for improving your React app’s performance.
How to know what to test
Testing

How to know what to test

By Kent C. Dodds
Kent C. Dodds shares Practical advice to help you determine what to test.
@via Jack_Franklin
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@via Jack_Franklin

By 12:05 PM - 15 Apr 2019
Anyone else review their own pull requests on GitHub before asking a colleague for a review? I find seeing my code in a different context makes me spot things I missed when in my editor.
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