In September, we posted our first list of JS articles. As it turned out, it was a pretty good idea. And it is never too late to learn something new! So we’ve decided to make such posts on a regular basis. Check our opinionated list of 19 articles to learn JavaScript tips and tricks with real examples of tutorials made by real developers. There is a list of detailed guides written and published by such trusted sources as BitsandPieces, devto, Medium, and other popular platforms.

How to Implement Idle Timeout in React

Image source: https://blog.bitsrc.io/how-to-implement-idle-timeout-in-react-830d21c32942

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4 Levels of Vue Scope

Image source: https://michaelnthiessen.com/levels-of-vue-scope

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How to Make Your First React Native App

Image source: https://flatlogic.com/blog/how-to-make-your-first-app/

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React, Angular, Vue and Bootstrap templates

In Flatlogic we create web & mobile application templates built with React, Vue, Angular and React Native to help you develop web & mobile apps faster. Go and check out yourself!
See our themes! Starting Web App 2025

Create a Snackbar to check whether a user is online or offline in Angular in a minute

Image source: https://medium.com/javascript-in-plain-english/user-online-offline-snackbar-in-angular-in-a-minute-ca5e92e32123

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Top Ux Trends in 2019-2020 for Mobile Apps

Image source: https://flatlogic.com/blog/top-ux-trends-in-2019-2020-for-mobile-apps/

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Rethinking Unit Test Assertions

Image source: https://medium.com/javascript-scene/rethinking-unit-test-assertions-55f59358253f

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JavaScript Promises: Zero To Hero Plus Cheat Sheet

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Rethinking guide to testing React & Redux applications

Image source: https://blog.pragmatists.com/rethinked-guide-to-testing-react-redux-applications-4df038705ce8

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Memory leaks and Garbage Collection in JavaScript

Image source: https://medium.com/javascript-in-plain-english/memory-leaks-and-garbage-collection-%EF%B8%8F-in-javascript-you-need-to-know-this-3fa8173e8b3c

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How to Reuse Vue Components Between Projects

Image source: https://codeburst.io/how-to-share-reusable-vue-components-between-a-c36bc775418d

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Why You Shouldn’t Use JSON.stringify to Compare Objects in JavaScript

Image source: https://medium.com/better-programming/why-you-shouldnt-use-json-stringify-to-compare-objects-in-javascript-c9a16b7331e

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Build a Video Chat with React Hooks

Image source: https://dev.to/twilio/build-a-video-chat-with-react-hooks-3955

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Spy on the DOM

Image source: https://dev.to/eddieaich/spy-on-the-dom-3d47

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Intro to Regex for Web Developers

Image source: https://dev.to/chrisachard/intro-to-regex-for-web-developers-2fj4

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The tale of three dots in Javascript

Image source: https://dev.to/blacksonic/the-tale-of-three-dots-in-javascript-4287

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Variables in JavaScript: The Ultimate Guide

Image source: https://codeburst.io/variables-in-javascript-the-ultimate-guide-c49d181059d3

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Vue + Firebase authentication

Image source: https://blog.logrocket.com/vue-firebase-authentication/

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AirBnB Clone with React Native Part 6: Animated Checkmarks

Image source: https://heartbeat.fritz.ai/airbnb-clone-with-react-native-part-6-animated-checkmarks-5917e4972702

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Making Instagram.com Faster: Part 3 — Cache First

Image source: https://instagram-engineering.com/making-instagram-com-faster-part-3-cache-first-6f3f130b9669

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