Guille Acosta ghacosta

Creating a Happy Git Environment on OS X

brew install git bash-completion

Configure things:

git config --global user.name "Your Name"

git config --global user.email "[email protected]"

Each of these commands will run an ad hoc http static server in your current (or specified) directory, available at http://localhost:8000. Use this power wisely.

Discussion on reddit.

Python 2.x

$ python -m SimpleHTTPServer 8000

How to install PhantomJS on Ubuntu

Version: 1.9.8

Platform: x86_64

First, install or update to the latest system software.

sudo apt-get update
sudo apt-get install build-essential chrpath libssl-dev libxft-dev

Remove MySQL completely

Open the Terminal
Use mysqldump to backup your databases
Check for MySQL processes with: ps -ax | grep mysql
Stop and kill any MySQL processes
Analyze MySQL on HomeBrew:
```
brew remove mysql
```

C++ Pointer Tutorial

Because pointers can be ugh

"Regular" variables (not pointers)

To understand a pointer, let's review "regular" variables first. If you're familiar with a programming language without pointers like JavaScript, this is what you think when you hear "variable".

When declaring a variable by identifier (or name), the variable is synonymous with its value.

	<div class="social">
	<span class="twitter">
	<a href="http://twitter.com/share" class="twitter-share-button" data-url="[your-url-here]">Tweet</a>
	</span>
	<span class="google">
	<g:plusone size="medium" href="[your-url-here]"></g:plusone>
	</span>
	<span class="Facebook">
	<iframe src="https://www.facebook.com/plugins/like.php?href=[your-url-here]&show_faces=false&layout=button_count" scrolling="no" frameborder="0" style="height: 21px; width: 100px" allowTransparency="true"></iframe>
	</span>

	//This is an example of how to scrape the web using PhantomJS and jQuery:
	//source: http://snippets.aktagon.com/snippets/534-How-to-scrape-web-pages-with-PhantomJS-and-jQuery
	//http://phantomjs.org/

	var page = new WebPage(),
	url = 'http://localhost/a-search-form',
	stepIndex = 0;

	/**
	* From PhantomJS documentation:

	/*
	PutCallFlag: Either "put" or "call"
	S: Stock Price
	X: Strike Price
	T: Time to expiration (in years)
	r: Risk-free rate
	v: Volatility

	This is the same one found in http://www.espenhaug.com/black_scholes.html
	but written with proper indentation and a === instead of == because it's

	// License: MIT - https://opensource.org/licenses/MIT
	// Author: Michele Locati <[email protected]>
	// Source: https://gist.github.com/mlocati/7210513
	function perc2color(perc) {
	var r, g, b = 0;
	if(perc < 50) {
	r = 255;
	g = Math.round(5.1 * perc);
	}
	else {