Parsing for links with the Prototype javascript library is easy. Here is the pattern for finding links /(http|https):\/\/[\w\-_]+(\.[\w\-_]+)+([\w\-\.,@?^ =%&:/~\+#]*[\w\-\@?^=%&/~\+#])?/ And to implement it you can loop through your con...

Heroku is awesome! Let's say we want to copy a production database to a staging database. We can use the `pg:backups:restore` command to accomplish this. Here is an example. For the source database we are using the `production-app-name` and for stagi...

Here are all the commands for setting up your Rails application to server requests over SSL -on Ubuntu, of course. There are great resources and tutorials at these websites. http://www.tc.umn.edu/~brams006/selfsign.html http://www.tc.umn.edu/~brams006/se...

How to validate uniqueness in a :has_many :through relationship with Ruby on Rails. You'll need three models in this example List, Subscriber and ListSubscriber. A list has many subscribers and a subscriber has many lists. Simple enough. Running the follo...

It appears that the :disable_with option on the submit_tag form helper method does not behave as expected with remote forms. I'm not sure if this is a bug or not. But the fix is pretty straight forward, but perhaps a little difficult to trouble shoot. Usi...