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@stepheneb
stepheneb / list-native-gems.rb
Created December 13, 2010 17:17
list RubyGems that have native extensions
#!/usr/bin/env ruby
require 'rubygems'
gempaths = Gem::default_path
puts
puts "Scanning paths in Gem::default_path for RubyGems with native extensions ..."
puts
@toamitkumar
toamitkumar / gist:952211
Created May 2, 2011 19:35
Inspect and test routes on console (Rails 3)
$ rails console
Loading development environment (Rails 3.0.6)
ruby-1.8.7-p334 :001 > r = Rails.application.routes
Gives you a handle of all the routes (config/routes.rb)
#Inspect a named route:
ruby-1.8.7-p334 :005 > r.recognize_path(app.destroy_user_session_path)
=> {:action=>"destroy", :controller=>"sessions"}
@nazgob
nazgob / ctags.setup
Created January 6, 2012 13:44
ctags setup on mac
# you have ctags but it does not work...
$ ctags -R --exclude=.git --exclude=log *
ctags: illegal option -- R
usage: ctags [-BFadtuwvx] [-f tagsfile] file ...
#you need to get new ctags, i recommend homebrew but anything will work
$ brew install ctags
#alias ctags if you used homebrew
$ alias ctags="`brew --prefix`/bin/ctags"

tmux cheatsheet

As configured in my dotfiles.

start new:

tmux

start new with session name:

@peterhellberg
peterhellberg / gfm.rb
Created March 18, 2012 17:51
GitHub Flavored Markdown parser for use with Jekyll and Marked.app
#!/usr/bin/env ruby
require 'rubygems'
require 'redcarpet'
require 'pygments.rb'
class HTMLwithPygments < Redcarpet::Render::HTML
def block_code(code, language)
Pygments.highlight(code, :lexer => language.to_sym, :options => {
:encoding => 'utf-8'
})
@wm
wm / pair.md
Last active April 1, 2021 23:37
TMUX Pairing

SSH setup for remote pairing

If Animal and Fozzie wanted to pair on Animals machine and they both have access to shared.muppets.com then they could use the following setup

  • Animal will have the following in ~/.ssh/config
Host tunnel_from_muppets
  Hostname shared.muppets.com
 RemoteForward 1235 localhost:22
@jsl
jsl / gist:3221297
Created July 31, 2012 22:36
Removing and re-installing all bottles after mountain lion upgrade
for bottle in `brew list` ; do brew remove $bottle && brew install $bottle ; done
@trcarden
trcarden / gist:3295935
Created August 8, 2012 15:28
Rails 3.2.7 SSL Localhost (no red warnings, no apache config)
# SSL self signed localhost for rails start to finish, no red warnings.
# 1) Create your private key (any password will do, we remove it below)
$ openssl genrsa -des3 -out server.orig.key 2048
# 2) Remove the password
$ openssl rsa -in server.orig.key -out server.key
anonymous
anonymous / imagemagick_brew.sh
Created December 19, 2012 11:49
How to downgrade imagemagick with brew if you have issues with rmagick gem
brew uninstall imagemagick
cd /usr/local/Cellar
git checkout 834ce4a /usr/local/Library/Formula/imagemagick.rb
brew install imagemagick
@dergachev
dergachev / GIF-Screencast-OSX.md
Last active April 28, 2025 00:02
OS X Screencast to animated GIF

OS X Screencast to animated GIF

This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.

Screencapture GIF

Instructions

To capture the video (filesize: 19MB), using the free "QuickTime Player" application: