- https://igorzhivilo.com
- @warolv
- @igorzhivilo
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git reset --soft HEAD^ -> undo last commit and save changes | |
git reset --hard HEAD~1 -> undo last commit and remove changes | |
git reset --hard HEAD~2 -> undo 2 last commits and remove changes | |
git revert commit-hash -> create new commit which reverts last commit | |
git checkout . -> remove all uncommitted changes | |
git checkout filename -> undo changes in specific file | |
git clear -df -> remove all untracked files | |
git rm filename -> remove file from index, after your did git add filename | |
git commit --amend -> change message of last commit |
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rake db:migrate VERSION=20080906120000 | |
rake db:rollback | |
rake db:migrate:redo STEP=3 | |
rake db:migrate:up VERSION=20080906120000 | |
rake db:migrate:down VERSION=20080906120000 |
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class StaffController < ApplicationController | |
respond_to :json | |
def index | |
respond_with Staff.all | |
end | |
def show | |
respond_with Staff.find(params[:id]) | |
end |
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- if content_for?(:angular_module) | |
= javascript_include_tag 'angular' | |
= javascript_include_tag 'angular-resource' | |
= javascript_include_tag 'angular-ui-bootstrap' | |
= javascript_include_tag 'angular-sanitize' |
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$(document) | |
.on('ajax:beforeSend', '#scheduling_options_form', function() { | |
console.log('beforeSend'); | |
$('.ajax-loader').show(); | |
}) | |
.on('ajax:success', '#scheduling_options_form', function(data, status, xhr) { | |
console.log('Success'); | |
$('.ajax-loader').hide(); | |
}) | |
.on('ajax:error', '#scheduling_options_form', function(data, status, xhr) { |
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branding_logo_link: "To select branding logo for your business %{link:click}" |
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branding_logo_link: "To select branding logo for your business %{text}" |
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Post.all.index_by { |post| post.id } | |
# => { 1 => #<Post ...>, 2 => #<Post ...>, ... } | |
Post.all.index_by(&:title) | |
# => { "My first post" => #<Post ...>, "My second post" => #<Post ...>, ... } |
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rake generate # Generates posts and pages into the public directory | |
rake watch # Watches source/ and sass/ for changes and regenerates | |
rake preview # Watches, and mounts a webserver at http://localhost:4000 | |
rake 'new_post["Building Form Ajax Validator"]' # Generate new post | |
# Create a new page | |
rake new_page[super-awesome] | |
rake new_page[super-awesome/page.html] | |
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source 'https://rubygems.org' | |
ruby '2.0.0' | |
gem 'rails', '4.0.1' | |
group :production do | |
gem 'pg' | |
gem 'rails_12factor' | |
end |
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