An HTTP request is a message your browser or app sends to a server asking for something. It's one...

HTTP stands for HyperText Transfer Protocol. It's the foundation of how data is transferred on...

Idempotent means that doing something once produces the same result as doing it multiple times....

Snake case is a way of writing multi-word names in code without spaces, like first_name or...

Pascal case is a way of writing multi-word names in code without spaces, like UserProfile or...

Camel case is a way of writing multi-word names in code without spaces, like firstName or...

An N+1 query is a performance problem where your code runs far more database queries than it...

A JWT (sometimes pronounced "jot") is how most modern APIs keep track of who's logged in. Web...

CSS specificity is how the browser decides which style to apply when multiple CSS rules target...

An NPM package is a reusable chunk of JavaScript code that someone has packaged up and published...