Davide Saurino sub

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

Locate the section for your github remote in the .git/config file. It looks like this:

[remote "origin"]
	fetch = +refs/heads/*:refs/remotes/origin/*
	url = [email protected]:joyent/node.git

Now add the line fetch = +refs/pull/*/head:refs/remotes/origin/pr/* to this section. Obviously, change the github url to match your project's URL. It ends up looking like this:

Flashing Flame Devices with Firefox OS

If you have a Flame reference device and wanna try out alternate versions of Firefox OS apart from the stock one, but not willing to build from source, then follow this mini-manual.

Get the build

You can download the packages from the Nightly Build directories of Mozilla FTP. You specifically need the following two files:

b2g-XX.0a1.en-US.android-arm.tar.gz (XX is the version number)
gaia.zip

2015-01-29 Unofficial Relay FAQ

Compilation of questions and answers about Relay from React.js Conf.

Disclaimer: I work on Relay at Facebook. Relay is a complex system on which we're iterating aggressively. I'll do my best here to provide accurate, useful answers, but the details are subject to change. I may also be wrong. Feedback and additional questions are welcome.

What is Relay?

Relay is a new framework from Facebook that provides data-fetching functionality for React applications. It was announced at React.js Conf (January 2015).

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

	# compl1.rb - Redis autocomplete example
	# download female-names.txt from http://antirez.com/misc/female-names.txt

	require 'rubygems'
	require 'redis'

	r = Redis.new

	# Create the completion sorted set
	if !r.exists(:compl)

	echo 'export PATH=$HOME/local/bin:$PATH' >> ~/.bashrc
	. ~/.bashrc
	mkdir ~/local
	mkdir ~/node-latest-install
	cd ~/node-latest-install
	curl http://nodejs.org/dist/node-latest.tar.gz \| tar xz --strip-components=1
	./configure --prefix=~/local
	make install # ok, fine, this step probably takes more than 30 seconds...
	curl https://www.npmjs.org/install.sh \| sh

	Ext.grid.Panel.override({
	initComponent : function(){
	var me = this;

	me.callParent();

	me.on('scrollershow', function(scroller) {
	if (scroller && scroller.scrollEl) {
	scroller.clearManagedListeners();
	scroller.mon(scroller.scrollEl, 'scroll', scroller.onElScroll, scroller);

	# Change YOUR_TOKEN to your prerender token
	# Change http://example.com (at the end of the last RewriteRule) to your website url

	<IfModule mod_headers.c>
	RequestHeader set X-Prerender-Token "YOUR_TOKEN"
	</IfModule>

	<IfModule mod_rewrite.c>
	RewriteEngine On

	#!/bin/bash

	# Build latest version of Emacs, version management with stow
	# OS: Ubuntu 14.04 LTS
	# version: 24.5
	# Toolkit: lucid

	# Warning, use updated version of this script in: https://github.com/favadi/build-emacs

	set -e