If you're using Sinatra and you want to use rake to run your test suite, you will need to create a Rakefile and put this in it. require 'rake/testtask' task :default do ENV['RACK_ENV'] = 'test' Rake::Task['test'].invoke end Rake::Test...

Short and sweet. Here all the commands I run in this order to set up a brand new box. It usually takes about 10 - 15 minutes on a 256 MB RAM instance. Compiling Ruby Enterprise Edition, which is super easy, will take the most amount of time. It will seem ...

There are a number of permalink plugins for Rails, http://www.seoonrails.com/even-better-looking-urls-with-permalink_fu, is a good one that I've used before. However, this involves informing the model class (has_permalink :title), adding a route, using t...

The double tap event isn't supported in libraries like jQuery Mobile (out of date anyway). But coding up your own function is very easy. We will compare time in milliseconds between tap or click, events. The reason for both tap and click events is due ...

Use the split command. split -l 1000 name-of-file output/directory You can set the number of lines (the "-l" flag) to split on and also the location of where the split files should be saved. Note, the output directory must already exists....