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...

# Edit Rakefile in project root # # Add a new rake test task... E.g., rake test:lib, below everything else in that file... # Alternatively, add a task in lib/tasks/ directory and plop in the same code namespace :test do desc "Test lib source" ...

This post is inspired by http://pupeno.com/blog/really-resetting-the-database/#comment-1179. But as my blog mostly serves as a reference for my future self, I'd like to reprint this little snippet of code here as well. namespace :db do desc "Crush a...

While writing software it's common to leave comments for your future self. For instance, if you have written some code but realize that it should be refactored to be more efficient, you may place something along the lines of "TODO: change active record fi...

Here is a simple rake task which will instantiate all of your Active Record models, provided that they are located in the RAILS_ROOT/app/models directory. Interestingly, all plugin models are instantiated by default when you run the task, for instance, if...

I'm a big fan of the yaml_db plugin. But I don't like running rake db:data:load, only to find that my db columns mismatch my model attributes, thus aborting the data import task. To quickly add/remove columns/attributes from a model and rebuild the datab...

If using Sphinx, you need to refresh indexes when you add new content to your database. This is fairly easy to do by hand rake thinking_sphinx:index RAILS_ENV=production But if you want to automate this and use a cron, remember to set the PATH, SHELL an...

First off you'll need to edit your cron file. Normally, the cron files are kept under /etc/cron.daily or /etc/cron.hourly but we can just use the command line tool, crontab and pass it the -e flag, so that we can edit the file without any fuss. sudo cron...

With namespace routes in Rails you can easily create a prefix for select resources. For instance, if you have an admin area or an account dashboard you can give logged in users access to methods that are not otherwise available. To use namespaces define t...