Engineering

6 stages of refactoring a Jest test case

An underrated feature of Jest is customizing the way assertion errors that the console displays when tests fail are handled. ...

Mastering Node.js version management and npm registry sources like a pro

In continuation to the 10 npm security best practices guide we published earlier this year, I’d like to further explore ...

Introducing experimental integrity policies to Node.js

A recent experimental feature for introducing integrity policies landed in Node.js core 11.8.0. This capability, shipped in non LTS version ...

Do you really know how a lockfile works for yarn and npm packages?

What are package lock files? Package lock files serve as a rich manifest of dependencies for projects that specify the ...

Node.js: How even quick async functions can block the Event-Loop, starve I/O

Yet another article about the Node.js Event-Loop