Starefossen

Sessions

New Session

• tmux new [-s name] [cmd] (:new) - new session

Switch Session

• tmux ls (:ls) - list sessions
• tmux switch [-t name] (:switch) - switches to an existing session

certainty

class User < ActiveRecord::Base
    validates :phone_number, presence: true, length: { is: 11 }, if: :gsm_number_empty?,   unless: :password_or_email_changed?
    validates :gsm_number,   presence: true, length: { is: 11 }, if: :phone_number_empty?, unless: :password_or_email_changed?
private
    def password_or_email_changed?
       encrypted_password_changed? || email_changed? 
    end
    
    def phone_number_empty?
      !phone_number.present?

MohamedAlaa

tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname

fred

# It extends activeadmin to show pretty boolean values
# 
# config/initializers/active_admin.rb

module ActiveAdmin
  module Views
    class TableFor
      def bool_column(attribute)
        column(attribute){ |model| model[attribute] ? '✔'.html_safe : '✗'.html_safe }
      end

jexchan

Multiple SSH Keys settings for different github account

create different public key

create different ssh key according the article Mac Set-Up Git

$ ssh-keygen -t rsa -C "your_email@youremail.com"

them0nk

#Model 

@user.should have(1).error_on(:username) # Checks whether there is an error in username 
@user.errors[:username].should include("can't be blank")  # check for the error message 

#Rendering
response.should render_template(:index)

#Redirecting 
response.should redirect_to(movies_path)

henrik

tmux cheatsheet

As configured in my dotfiles.

start new:

tmux

start new with session name:

postpostmodern

Some CoffeeScript (verbosely commented for clarity)

# Override Rails handling of confirmation

$.rails.allowAction = (element) ->
  # The message is something like "Are you sure?"
  message = element.data('confirm')

cihad

# Additional translations at https://github.com/plataformatec/devise/wiki/I18n

tr:
  devise:
    confirmations:
      confirmed: "Eposta adresiniz başırılı bir şekilde onaylandı."
      send_instructions: "Bir kaç dakika içerisinde eposta adresinizi nasıl onaylayacağınız hakkında bir eposta alacaksınız."
      send_paranoid_instructions: "Eğer eposta adresinizi veritabanımızda kayıtlı ise bir kaç dakika içerisinde eposta adresinizi nasıl onaylayacağınız hakkında bir eposta alacaksınız."
    failure:
      already_authenticated: "Zaten giriş yaptınız."

lucasfais

Sublime Text 2 – Useful Shortcuts (Mac OS X)

General

⌘T	go to file
⌘⌃P	go to project
⌘R	go to methods
⌃G	go to line
⌘KB	toggle side bar
⌘⇧P	command prompt