tomhicks

/*
Copy this into the console of any web page that is interactive and doesn't
do hard reloads. You will hear your DOM changes as different pitches of
audio.

I have found this interesting for debugging, but also fun to hear web pages
render like UIs do in movies.
*/

const audioCtx = new (window.AudioContext || window.webkitAudioContext)()

paceaux

function convertColorName (name) {
	var testEl = document.createElement('div'),
		rgb;
	 
	testEl.style.backgroundColor = name;
	rgb = document.body.appendChild(testEl);

	rgb = window.getComputedStyle(testEl).backgroundColor;
	document.body.removeChild(testEl);
 	return rgb;

nodesocket

The perfect gulp.js file

Tasks

serve

Runs a connect web server, serving files from /client on port 3000.

uglify-js

adrianlzt

[root@centos mysql]# nc -vz localhost 3306
nc: connect to localhost port 3306 (tcp) failed: Connection refused
Connection to localhost 3306 port [tcp/mysql] succeeded!


The reason is the first connection is against ::1 (IPv6), and the second to 127.0.0.1.
This could be seen with: tcpdump -i lo -n


[root@centos mysql]# grep localhost /etc/hosts