khripunovpp

#map
	width: 100%
	height: 500px
	+ ymaps
	width: 100%
	height: 500px
.list-group-item
	.list-group
		margin-top: 20px
.submenu

maxivak

Fix 'scoped' error for Rails 4

error: undefined method 'scoped' solution:

# config/initializers/scoped.rb
class ActiveRecord::Base
  # do things the modern way and silence Rails 4 deprecation warnings
 def self.scoped(options=nil)

options ? where(nil).apply_finder_options(options, true) : where(nil)

vdchristelle

// add this to your html page (e.g. in a block)
<div id="map_canvas">map_canvas</div>

Matho

Refinery CMS:
Caching images generated by Dragonfly with Nginx cache_proxy instead of Rack:Cache

Before:
Static image served by Nginx: 4409.40 req/sec (mean)
Dragonfly generated images from Rack:Cache: 286.66 req/sec (mean)

After:
Dragonfly generated images from Nginx proxy_cache: 4099 req/sec (mean)

roberto

<% flash.each do |type, message| %>
  <div class="alert <%= bootstrap_class_for(type) %> fade in">
    <button class="close" data-dismiss="alert">×</button>
    <%= message %>
  </div>
<% end %>

yellowled

# webm
ffmpeg -i IN -f webm -vcodec libvpx -acodec libvorbis -ab 128000 -crf 22 -s 640x360 OUT.webm

# mp4
ffmpeg -i IN -acodec aac -strict experimental -ac 2 -ab 128k -vcodec libx264 -vpre slow -f mp4 -crf 22 -s 640x360 OUT.mp4

# ogg (if you want to support older Firefox)
ffmpeg2theora IN -o OUT.ogv -x 640 -y 360 --videoquality 5 --audioquality 0  --frontend

mikhailov

# NOTICE: to get Nginx+Unicorn best-practices configuration see the gist https://gist.github.com/3052776

  $ cd /usr/src
  $ wget http://nginx.org/download/nginx-1.2.1.tar.gz
  $ tar xzvf ./nginx-1.2.1.tar.gz && rm -f ./nginx-1.2.1.tar.gz

  $ wget ftp://ftp.csx.cam.ac.uk/pub/software/programming/pcre/pcre-8.30.tar.gz
  $ tar xzvf pcre-8.30.tar.gz && rm -f ./pcre-8.30.tar.gz

  $ wget http://www.openssl.org/source/openssl-1.0.1c.tar.gz