Restuta

Below is the list of modern JS frameworks and almost frameworks – React, Vue, Angular, Ember and others.

All files were downloaded from https://cdnjs.com and named accordingly. Output from ls command is stripped out (irrelevant stuff)

As-is (minified)

$ ls -lhS
566K Jan 4 22:03 angular2.min.js

davej

const transitionToPromise = (el, property, value) =>
  new Promise(resolve => {
    el.style[property] = value;
    const transitionEnded = e => {
      if (e.propertyName !== property) return;
      el.removeEventListener('transitionend', transitionEnded);
      resolve();
    }
    el.addEventListener('transitionend', transitionEnded);
  });

Overbryd

worker_processes  4;

events {
  worker_connections  1024;
}

http {
  default_type  application/octet-stream;
  log_format    main  '$remote_addr - $remote_user [$time_local] "$request" '
                      '$status $body_bytes_sent "$http_referer" '

hrldcpr

One-line Tree in Python

Using Python's built-in defaultdict we can easily define a tree data structure:

def tree(): return defaultdict(tree)

That's it!