tobyhede

#assuming a method returning an account

Account.where(email: email).first_or_create.tap do |account|
  account.update_attributes!(name: name, login: login, image: image)
end
  

account = Account.where(email: email).first_or_create
account.update_attributes!(name: name, login: login, image: image)
account  

tobyhede

      app.users.find_by!(:identifier => identifier).tap do |user|
        user.verify!
      end

      user = app.users.find_by!(:identifier => identifier)
      user.verify!
      user

tobyhede

class Animal
  constructor: (@name) ->

  move: (meters, direction = "north") ->
    console.log @name + " moved #{direction} #{meters}m."

class Snake extends Animal
  move: (direction = "south", meters = 5) ->
    console.log "Slithering..."
    super meters, direction

tobyhede

#!/bin/zsh
/usr/bin/vagrant destroy --force
yes | knife client delete {NODE_NAME}
yes | knife node delete {NODE_NAME}
/usr/bin/vagrant up
knife bootstrap localhost --node-name {NODE_NAME} --ssh-user vagrant --ssh-password vagrant --ssh-port 2222 --sudo
/usr/bin/vagrant provision

tobyhede

Recipe: postgresql::server_debian
  * package[postgresql-9.2] action install[2013-05-12T07:44:03+02:00] INFO: Processing package[postgresql-9.2] action install (postgresql::server_debian line 26)
[2013-05-12T07:44:03+02:00] DEBUG: package[postgresql-9.2] checking package status for postgresql-9.2
postgresql-9.2:
  Installed: 9.2.4-0ppa1~lucid
  Candidate: 9.2.4-0ppa1~lucid
  Version table:
 *** 9.2.4-0ppa1~lucid 0
        500 http://ppa.launchpad.net/pitti/postgresql/ubuntu/ lucid/main Packages
        100 /var/lib/dpkg/status

tobyhede

links

• Cuusoo
• whatwg SSE
• Goliath
• LiveController
• websocket-rails
• faye
• websocket-rails bg jobs
• websocket-rails

tobyhede

heroku pgbackups:capture
curl -o latest.dump `heroku pgbackups:url`
pg_restore --verbose --clean --no-acl --no-owner -h localhost -U myuser -d mydb latest.dump

tobyhede

SELECT setval('table_id_seq', (SELECT MAX(id) FROM table));

tobyhede

# 0. Make sure you have Ruby 1.9.3 installed, and optionally RVM and PostgreSQL

# 0.2 If you are on the Mac, make sure you have a c compiler by installing XCode Command Line Tools or gcc4.2 with homebrew
# https://github.com/mxcl/homebrew/wiki/Custom-GCC-and-cross-compilers

# 0.5 Make sure you have bundler version ~> 1.2 as Rails depends on it
gem install bundler

# 1. Get edge Rails source (master branch)
git clone https://github.com/rails/rails.git

tobyhede

list tables

SELECT table_name FROM information_schema.tables WHERE table_schema = 'public' ORDER BY table_name ASC

list column names

SELECT column_name FROM information_schema.columns WHERE table_name ='training_contracts' ORDER BY column_name ASC;