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  onDeviceReady: function() {
    if(window.device && parseFloat(window.device.version) >= 7.0){
      //$("footer").css("padding-bottom","20px");
      document.body.style.marginTop = "20px";
      // jQuery
      $(".container").css("margin-top","20px");
      // pure JS
      document.getElementsByClassName('container')[0].setAttribute('style', 'margin-top: 20px');
    }
    app.receivedEvent('deviceready');

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...
import com.cloudconsulting.Main.R;

public class Main extends CordovaActivity 
{
    @Override
    public void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        super.init();

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    --This is a handy PostreSQL script to fix sequences for all tables at once

SELECT  'SELECT SETVAL(' ||quote_literal(quote_ident(S.relname))|| ', MAX(' ||quote_ident(C.attname)|| ') ) FROM ' ||quote_ident(T.relname)|| ';'
FROM pg_class AS S, pg_depend AS D, pg_class AS T, pg_attribute AS C
WHERE S.relkind = 'S'
AND S.oid = D.objid
AND D.refobjid = T.oid
AND D.refobjid = C.attrelid
AND D.refobjsubid = C.attnum
ORDER BY S.relname;

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lvh.me  - subdomain.lvh.me

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>gem install html2slim

in case of using .rbenv don't forget to set path in bash_profile
>> PATH=${PATH}:~/.rbenv/versions/2.0.0-p353/bin/

>for file in app/views/devise/**/*.erb; do erb2slim $file ${file%erb}slim && rm $file; done

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# Deploy and rollback script for Heroku on staging and/or production
#   Modified from: https://gist.github.com/njvitto/362873
namespace :deploy do
  PRODUCTION_APP = 'YOUR_PRODUCTION_APP_NAME_ON_HEROKU'
  STAGING_APP = 'YOUR_STAGING_APP_NAME_ON_HEROKU'

  desc 'Deploy to Staging on Heroku'
  task :staging => ['deploy:set_staging_app', 'deploy:push', 'deploy:restart', 'deploy:tag']

  desc 'Deploy to Production on Heroku'

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#Deploy and rollback on Heroku in staging, production, dev and test environments

require 'tempfile'

# for capturing error in 'git push'
def capture_stderr
  stderr = $stderr.dup
  Tempfile.open 'stderr-redirect' do |temp|
    $stderr.reopen temp.path, 'w+'
    yield if block_given?

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describe ArticlesController do

  describe "inactive article" do

    let(:article) { double(:article, active?: false, id: 1) }

    before(:each) do
      allow(Article).to receive(:find) { article }
    end

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=Navigating=
    visit('/projects')
    visit(post_comments_path(post))

=Clicking links and buttons=
    click_link('id-of-link')
    click_link('Link Text')
    click_button('Save')
    click('Link Text') # Click either a link or a button
    click('Button Value')

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tmux shortcuts & cheatsheet

start new:

tmux

start new with session name:

tmux new -s myname