Emacs on the Mac (Life has a funny way of sneaking up on you)
I’ve been using Emacs for more than 20 years now. I still use it just about everyday on servers I admin. However, a year or so ago I started using TextMa...
Recent Posts
Dealing with read-only fields and partial updates in Rails 1.x
So, you have a column in your database you can’t update after the record is created. Not don’t want to update, but can’t. Specifically, you might have a c...
Quick and Dirty cropping images with attachment_fu
Rick Olson’s attachment_fu is a great plugin for attaching files documents to Rails models. It’s a rewrite of his acts_as_attachment plugin. While it can h...
Encrypting Lots of Sensitive Data with Ruby (on Rails)
Previously I wrote about how to use public key encryption to automatically encrypt data using Ruby (and thus Rails). Because this method can encrypt data wi...
Encrypting Sensitive Data with Ruby (on Rails)
In Encrypting Sensitive Data with Perl I wrote about how to use public key encryption to automatically and securely encrypt information with Perl. This allo...
Encrypting Sensitive Data with Perl
It’s not uncommon to have information submitted through a web form that you need to save, but don’t want to have lying around in plain text. Credit card numb...