Nickolay Kondratenko kont-noor

Find the SD card device

In this case, the SD card is /dev/disk4. DO NOT get this wrong or you may destroy all the data on the wrong disk/card/drive.

diskutil list

/dev/disk0
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:      GUID_partition_scheme                        *160.0 GB   disk0

1: EFI 209.7 MB disk0s1

tmux cheatsheet

As configured in my dotfiles.

start new:

tmux

start new with session name:

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

Solution to StoreError: invalid keystore format (OS X)

The following error appeared upon upgrading JRuby:

OpenSSL::X509::StoreError: setting default path failed: Invalid keystore format

Download cacert.pem

This is a simple way of importing MySQL database in Docker.

In you Dockerfile you must have a shared folder. Shared folder is a directory in your host machine that is mounted to Docker instance.
Put the exported sql file in the shared folder.
Login to your Docker instance via docker exec -it DOCKER_CONTAINER_ID bin/bash.
Login to MySQL via mysql -u USERNAME -p.

	=Navigating=
	visit('/projects')
	visit(post_comments_path(post))

	=Clicking links and buttons=
	click_link('id-of-link')
	click_link('Link Text')
	click_button('Save')
	click('Link Text') # Click either a link or a button
	click('Button Value')

	#!/bin/sh
	#.git/hooks/pre-commit

	patterns=("TODO" "binding.pry" "selenium")

	status=0
	for pattern in ${patterns[*]}
	do
	matches=`git-diff-index -p -M --cached HEAD -- \| grep '^+' \| grep -i "$pattern"`
	matches_count=`git-diff-index -p -M --cached HEAD -- \| grep '^+' \| grep -i "$pattern" \| wc -l`

	require 'formula'

	class LibusbDevel < Formula
	url 'https://github.com/OpenNI/OpenNI/blob/4dbf64bc45b880bfda6aa6bb2a30d1ddd03a8c65/Platform/Linux/Build/Prerequisites/libusb-1.0.8-osx.tar.bz2?raw=true'
	homepage 'http://www.libusb.org/'
	md5 '8ad20ec24b7612caf75a059a03f21dd8'

	depends_on "automake" => :build
	depends_on "libtool" => :build

	#!/bin/bash
	#
	# Bash script to setup headless Selenium (uses Xvfb and Chrome)
	# (Tested on Ubuntu 12.04) trying on ubuntu server 14.04

	# Add Google Chrome's repo to sources.list
	echo "deb http://dl.google.com/linux/chrome/deb/ stable main" \| tee -a /etc/apt/sources.list

	# Install Google's public key used for signing packages (e.g. Chrome)
	# (Source: http://www.google.com/linuxrepositories/)

	#!/usr/bin/env bash

	uninstall() {
	list=`gem list --no-versions`
	for gem in $list; do
	gem uninstall $gem -aIx
	done
	gem list
	gem install bundler
	}