Fighting Elity

Bash Keyboard Shortcuts - Mac

Enable Option Key as Meta in iTerm. Set as Esc+ - http://stackoverflow.com/a/438892

Moving the cursor

Ctrl + a Go to the beginning of the line (Home)
Ctrl + e Go to the End of the line (End)
Ctrl + p Previous command (Up arrow)
Ctrl + n Next command (Down arrow)

Bash Shortcuts

Moving

command	description
ctrl + a	Goto BEGINNING of command line

What forces layout / reflow

All of the below properties or methods, when requested/called in JavaScript, will trigger the browser to synchronously calculate the style and layout*. This is also called reflow or layout thrashing, and is common performance bottleneck.

Generally, all APIs that synchronously provide layout metrics will trigger forced reflow / layout. Read on for additional cases and details.

Element APIs

Getting box metrics

elem.offsetLeft, elem.offsetTop, elem.offsetWidth, elem.offsetHeight, elem.offsetParent

The introduction to Reactive Programming you've been missing

(by @andrestaltz)

This tutorial as a series of videos

If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.

	i386 : iPhone Simulator
	x86_64 : iPhone Simulator
	arm64 : iPhone Simulator
	iPhone1,1 : iPhone
	iPhone1,2 : iPhone 3G
	iPhone2,1 : iPhone 3GS
	iPhone3,1 : iPhone 4
	iPhone3,2 : iPhone 4 GSM Rev A
	iPhone3,3 : iPhone 4 CDMA
	iPhone4,1 : iPhone 4S


	function deepClone(data) {
	const cache = new WeakSet();
	return JSON.parse(JSON.stringify(data, function(key, value) {
	if (typeof value === 'object' && value !== null) {
	if (cache.has(value)) return;
	cache.add(value);
	}
	return value;
	}));

	//
	// 原文: http://my.csdn.net/sxjiake/code/detail/13833
	//
	// 感谢 sxjiake
	//

	#include <stdio.h>
	#include <stdint.h>
	#include <stdlib.h>
	#include <locale.h>