Developer Tools Running the Current Test File in VS Code How to configure Visual Studio Code to run an external shell command passing the current file as an argument. Great for running tests!
Developer Tools React Testing – Jest or Mocha? Comparing the weaknesses and strengths of Mocah and Jest for testing React.js projects. It comes down to flexibility and extensibility vs. ease of use.
Web Apps Never Mix Promises and Callbacks in NodeJS The moral of the story is, don’t call callbacks from inside promises in NodeJS. They will swallow your exceptions unexpectedly.