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...

Extending forms in Rails is simple and will greatly reduce the amount of code in your views. This example is taken right from the Agile Web Development book on Rails(2.1.*) with one minor tweak. I want to pass a label argument along with the field name so...

Set your ServerAlias directive to *.domain.tld - Here is a quick example. <VirtualHost> ServerName example.com ServerAlias *.example.com DocumentRoot /var/www/path/to/site </VirtualHost> Now everything.example.com and anything.example.co...

Function for highlighting text/strings in PHP. $content = file_get_contents("http://php.net/"); print highlight("PHP", $content); function highlight($match, $string){ return str_ireplace($match, "<span style='background:yellow'>$match</span&...

How to print the alphabet in Rails very easily. ("A".."Z").each {|letter| link_to letter, "/#{letter"} "A".upto("Z") {|letter| link_to letter, "/#letter"}