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items = ['name', 'flowrate', 'temperature', 'power', 'log_time', 'created_on']
csv_data = reduce(add, map(lambda x: reduce(add, map(str, map(x.get, items))), json_format))

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template <class number>
void input(number *ptr){
	register char c = getchar_unlocked();
	while (c < 33)
		c = getchar_unlocked();
	*ptr = 0;
	while (c > 33){
		*ptr = (*ptr * 10) + (c - '0');
		c = getchar_unlocked();
	}

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#include <bits/stdc++.h>
template <class number>
void input(number *ptr)
{
	register char c = getchar_unlocked();
	while (c < 33)
		c = getchar_unlocked();
	*ptr = 0;
	while (c > 33)
	{

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tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

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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

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/*
 * Euler's totient function phi(n).
 * http://en.wikipedia.org/wiki/Euler%27s_totient_function
 *
 * This is an *EXTREMELY* fast function and uses
 * several tricks to recurse.
 *
 * It assumes you have a list of primes and a fast
 * isprime() function.  Typically, you use a bitset
 * to implement the sieve of Eratosthenes and use

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This is the list of exit codes for wget:

0       No problems occurred
1       Generic error code
2       Parse error — for instance, when parsing command-line options, the .wgetrc or .netrc…
3       File I/O error
4       Network failure
5       SSL verification failure
6       Username/password authentication failure
7       Protocol errors

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Libraries

• 960 Grid System - An effort to streamline web development workflow by providing commonly used dimensions, based on a width of 960 pixels. There are two variants: 12 and 16 columns, which can be used separately or in tandem.
• Compass - Open source CSS Authoring Framework.
• Bootstrap - Sleek, intuitive, and powerful mobile first front-end framework for faster and easier web development.
• Font Awesome - The iconic font designed for Bootstrap.
• Zurb Foundation - Framework for writing responsive web sites.
• SASS - CSS extension language which allows variables, mixins and rules nesting.
• Skeleton - Boilerplate for responsive, mobile-friendly development.

Guides

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Libraries

• jQuery - The de-facto library for the modern age. It makes things like HTML document traversal and manipulation, event handling, animation, and Ajax much simpler with an easy-to-use API that works across a multitude of browsers.
• Backbone - Backbone.js gives structure to web applications by providing models with key-value binding and custom events, collections with a rich API of enumerable functions, views with declarative event handling, and connects it all to your existing API over a RESTful JSON interface.
• AngularJS - Conventions based MVC framework for HTML5 apps.
• Underscore - Underscore is a utility-belt library for JavaScript that provides a lot of the functional programming support that you would expect in Prototype.js (or Ruby), but without extending any of the built-in JavaScript objects.
• lawnchair - Key/value store adapter for indexdb, localStorage

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// Use Gists to store code you would like to remember later on
console.log(window); // log the "window" object to the console