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!  = bash history
-2 = back two commands
:gs = global substitute
:s = single substitute first only
:p = preview

!-2:gs/orgword/newword/:p

saveologypaul

how to spit out a table's column names:

the following are vim commands

# get the table definition from the database
:r!echo '\d domains' | psql battery_development

# strip out everything besides the column name
:'<,'>s/^\s*\(\S\S*\)\s.*/\1/

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bind -p | grep -v -e 'self.insert' -e '^#' -e 'lowercase-version' | vim -

This command will give you a list of bash keyboard bindings that are useful to learn.

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To view a list of the following shortcuts and more…for bash, run the following command:

bind -p | vim -  # to open it in vim
\C = ctrl
\e = alt

pry/bash/insert-mode in vim (emacs shortcuts - which is the default keyboard mode for bash)
  alt-b  back a word
  alt-f jump forward a word
  alt-l   lowercase word right

saveologypaul

## Required
 
# install
sudo gem install wirble
sudo gem install utility_belt
 
# settings for ~/.irbrc
require 'rubygems'
require 'utility_belt'
UtilityBelt::Themes.background(:dark) #optional

saveologypaul

How to make a feature with git and branches:

paul@dev:~/Sites/myapp(master)$ gpr       #make sure your master branch is up todate with github
paul@dev:~/Sites/myapp(master)$ bundle    #make sure all gem/plugins are installed
Using rake (0.8.7) 
Using abstract (1.0.0) 
Using activesupport (3.0.7) 
Using builder (2.1.2) 
Using i18n (0.5.0) 
Using activemodel (3.0.7) 

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require 'spec_helper'

describe FeaturePool do
  it "creates a new instance given valid attributes" do
    Fabricate :feature_pool
  end

  it "is not valid without a name" do
    Fabricate.build(:feature_pool, :name => "").should_not be_valid
  end

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var setCryptData = function (data) {
  window.cryptData = data.crypto_key;
};

var submitFormWithCrypto = function (form, callback) {
  $.getScript('/profiles/crypto_key?callback=setCryptData', function () {
    var queryData = {
      key_id: cryptData.id,
      encrypted: teaEncrypt($(form).serialize(), cryptData.key)
    };

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if Rails.version.to_f >= 3.1 and Rails.application.config.assets.enabled
  require 'capybara/util/save_and_open_page'
  module Capybara
    class << self
      def save_page(html, file_name=nil)
        rewrite_css_assets
        save_page_html(html, file_name)
      end

      protected

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#Deploy and rollback on Heroku in staging and production
task :deploy_staging => ['deploy:set_staging_app', 'deploy:push', 'deploy:restart', 'deploy:tag']
task :deploy_production => ['deploy:set_production_app', 'deploy:push', 'deploy:restart', 'deploy:tag']

namespace :deploy do
  PRODUCTION_APP = 'YOUR_PRODUCTION_APP_NAME_ON_HEROKU'
  STAGING_APP = 'YOUR_STAGING_APP_NAME_ON_HEROKU'

  task :staging_migrations => [:set_staging_app, :push, :off, :migrate, :restart, :on, :tag]
  task :staging_rollback => [:set_staging_app, :off, :push_previous, :restart, :on]