Creating trigrams in Python is very simple trigrams = lambda a: zip(a, a[1:], a[2:]) trigrams(('a', 'b', 'c', 'd', 'e', 'f')) # => [('a', 'b', 'c'), ('b', 'c', 'd'), ('c', 'd', 'e'), ('d', 'e', 'f')] You can generalize this a little bit more ...

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...

There are a number of terrific calendar plugins for Rails. But it's almost as easy, if not easier, to implement your own calendar. The steps are pretty simple. First get the @beginning_of_month and @end_of_month and iterate over the days in between. In t...

There are a few things that need to be taken care of before you can get this to work. The first thing (although, any of the following steps can be done in any order) to take care of involves your User model. You need to override the to_param method, so th...

super easy gem install passenger passenger-install-apache2-module will walk you through the install and remember to copy paths to your apache config file. for passenger i kept it in mods-available/passenger.conf and then linked it to mods-enabled ln -s...