24 Aug '13, 10am

User Authentication in Ruby on Rails by Marc Clifton

I encounter a lot of Ruby/Rails code in which functionality is duplicated (copy and paste is dangerously easy in Ruby) and functions containing blocks of code that, in addition to being undocumented, are also doing many different things. It would be much clearer to a developer coming into a project if the code was cleaner, and by this I mean, avoiding duplicate code and breaking apart a function into several smaller functions. Even the code that I'm presenting in this article could be improved in that regard. Another thing about Ruby on Rails is that you usually don't need to write a lot of code to do one thing - typically, that thing can be done in a line or two. This means that functions are a very tight composition of "do A, B, C, D, E", probably taking up no more than five lines. A perfect example is something like this:

Full article: http://www.codeproject.com/Articles/575551/User-Authentic...

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