mizanRahman

###
### Rake tasks for git commit and deploy
###
##use it if you want commit only -no pushing
desc "Task description"
task :commit, :message  do |t, args|
  message = args.message
  if message==nil
    message = "Source updated at #{Time.now}."
  end

mizanRahman

Collection lambdas

accumulating over a list

a=[1,2,3]
sum = a.inject(0) {|result, e| result+e}
p sum

transform each element

b = a.map{|i| i*i}

print b

mizanRahman

require 'rubygems'
require 'fog'

# create a connection
connection = Fog::Storage.new({
  :provider                 => 'AWS',
  :aws_access_key_id        => YOUR_AWS_ACCESS_KEY_ID,
  :aws_secret_access_key    => YOUR_AWS_SECRET_ACCESS_KEY
})

mizanRahman

#Important gems list

##Production

##Development

##test

• rspec
• guard

mizanRahman

ruby -e "$(curl -fsSL https://raw.github.com/mxcl/homebrew/go)"
brew install ruby

mizanRahman

###to discard unstaged changes

git checkout .
git checkout <filename>

to unstage the staged changes

git reset HEAD <filename>

###to remove unstagged changes

mizanRahman

<% @profile.errors.full_messages.each do |msg| %>
      <p class="alert"><%= msg %></p>
<% end %>

mizanRahman

#!/usr/bin/env rake



remote_repos = {
	"github" => "github", 
	"bitbucket" => "origin"
}

deploy_remotes = {'heroku'=>"heroku"}

mizanRahman

desc "commit source to github"
task :sync do
  puts "syncing source files to github"
  system "git add ."
  puts "\n## Commiting: Site updated at #{Time.now.utc}"
  message = "Site updated at #{Time.now.utc}"
  system "git commit -m \"#{message}\""
  puts "\n## Pushing source files"
  system "git push origin source"
  puts "\n##Source Sync completed"

mizanRahman

rails new test_app
cd test_appli
git init
git add .
git  commit -m "initial commit"
heroku create --stack cedar
git push heroku master


heroku run rake db:migrate