React How To- Info about the React ecosystem.
Presentational and Container Components- A simple, but critical pattern for your React applications.
A Cartoon Intro to Redux- Essential Redux content + cartoons = Awesome!
Server-Side Rendering With React, Node And Express- A fast and clear explanation about the general advantages of SSR.
How to Deploy Software- Why the deployment process is complex, can be painful, and the solutions.
Approaches to testing React components - an overview- A general overview to React testing with pros + cons.
Mocha.js: Simple, Flexible Fun- The Mocha docs, helping to make sense of asynchronous testing.
CSS Modules: Welcome to the Future- Overview of CSS modules + the problems they attempt to solve.
Modular CSS with React- Blog about the business case for and implementation of CSS modules.
Understanding the CSS Modules Methodology- Outlines the 'what' and 'why' of CSS modules and shares a few important gotchas.
Babel + ES6
Babel Docs- The Babel docs, guides, and blog are very user friendly.
A Quick Tour Of ES6 (Or, The Bits You’ll Actually Use)- Highlights the commonly used parts of the ES6 syntax.