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A collection of 9 posts

Dissecting a fresh Elixir application

Dissecting a fresh Elixir application

In this post we will explaining some key concepts of the Elixir language using the code generated by the Phoenix project template and some handpicked examples.

Collection Filters in Ruby

Collection Filters in Ruby

There should be a filter object, and it should be placed between the user and the filtered object. Imagine you are modeling a person using a pair of glasses...

Ruby On Pains

Have you ever heard about the Rails way? I would like to introduce some pains that I've seen and keep seeing in all the Rails projects due to the Rails way... ActiveRecord How many times do we need to find an object in a Rails project? How many

Symbols: the new return codes? (Pt. 2)

Symbols: the new return codes? (Pt. 2)

Flow control with exceptions and closures In this previous post we've considered the benefits and inconveniences of using nil and symbols as return values in a method. Now we’ll evaluate the possibility of throwing an exception, and yet another alternative: using a closure. So, before jumping in,

Symbols: the new return codes?

Symbols: the new return codes?

Recently I’ve read a tweet from Yehuda Katz in which he suggested an interesting idea, as an alternative for using nil as a result from a method: to use a symbol instead. Well, this post is about the reasons why I think you shouldn’t use a symbol, and

Rock Your Ruby: The Value of Value

Rock Your Ruby: The Value of Value

Go ahead and ask the developer sitting next to you what is the thing that loves the most about Ruby. It should come as no surprise that simplicity, flexibility and expressiveness are the main reasons Ruby junkies just can't get enough of it.

Parallel tests on Travis

Parallel tests on Travis

Since the last post, a lot of things happened: some things were fixed, some tests got faster and I learned that some aspects of JRuby are just slow (for now). First of all, the author of parallel_tests was very kind to not only accept my pull requests, but to

Parallel tests for JRuby

Parallel tests for JRuby

Recently, we've been porting one of our projects from Ruby 1.9.3 (MRI) to JRuby 1.7.3. There was a fair amount of work involved, mainly about Ruby gems and (in)compatibility with C extensions (which JRuby dropped support), but that will be left for another

deploy ruby on rails on windows 2008 server and iis 7.0

deploy ruby on rails on windows 2008 server and iis 7.0

Deploying Ruby On Rails in a Windows environment can be very painful. That's why Emilio decided to summarize all the necessary steps and share them with us!