Ruby is a really dynamic language, and you can do a lot of cool things, one of them is a Struct (Structure) that allows you to make throw away objects that you can call methods on….

If you are using BE DE DE or TE DE DE, then you will get situations in your specs or tests where you want to be able to just create a valid model of another type to test against. This is where factories and builders come in handy.

It is a great tip, and one I do fairly often, go download some code and read it until you understand it.

If you use Rails, you sometimes get a situation where the custom error messages just don’t work, here is how you can fix it…

Ruby is marvelous, everything evaluates. Which means a lot of the time, you can get away with things like ‘if @user…” and just depend on the existence of the @user var. But what if you just really need a Boolean true or false? Here is a little pattern you can use to do this…

If you are using Rails, you are most likely using migrations. Have you ever had a migration fail half way through? Have you ever then had to figure out how to find each change and revert it in the database? Would you like to never have to do that again? Here is how…

Learning Rails is hard enough without also facing the task of learning Ruby at the same time. Here I go over some of the must knows in Ruby so that you get some basic understanding of how to do Rails.

Being a Rails developer means that, yes, you too need to learn how to (gasp) program! No, seriously! Here are my tips on that subject.

Sometimes it is easy to forget that when you take the plunge to learn something as encompassing as ruby on Rails, you forget just how MUCH you need to learn, and it can all seem a bit overwhelming at first. Here is a good way to go about learning it.

Face it, you use Ruby, you use Rails, you are going to use the shell, either in the console or directly, here are some shortcuts I can’t live without.

So, in the last two tips, I have shown how to check the format of the email and save the actual address only in the database. But how to check that the email domain name is valid? Easy!

So you have an email address field on a form in Rails, but how are you going to make sure that all those users enter a sane and well formatted email address? Here is a simple fix to that problem.

Did you know that Rails has inbuilt a strong email handling library called (ahem) TMail? I just so happen to maintain this now (Minero Aoki wrote it), but it gives you a great way to validate email addresses…

Tired of having 5 different pick lists or spinners to set a date on your form? Me too, that’s why calendar_date_select was made, and it’s soo easy to install…

If you program in Ruby on Rails and or Ruby, you will find yourself firing up “gem server” all the time, so why not make it automatic?