Tag Archives: ruby

Going beyond typing cap deploy

By Chris | Published: May 5, 2010
I mentioned earlier that if you don't use Capistrano too much, you might not be aware it's designed in such a way that it can be called happily from within Ruby code as well as being called on the command line. In fact, the snippets below from the rdoc pages for the project, given idea [...]
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Making arrays with ruby, without those pesky commas

By Chris | Published: May 4, 2010
The most common way to create an array in Ruby is do this: my_shiny_new_array = ["tom", "dick", "harry", "jonah", "percy", "jermaine"] Thanks to its perly origins though, you also have a more idiomatic way to do this in Ruby, like so: %w(tom dick harry jonah percy jermaine) Because Ruby has such a flexible syntax, it's [...]
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Poking around the Capistrano gem binary,

By Chris | Published: May 4, 2010
I've recently been trying to get an understanding of how Rubygems lets us 'require' external code libraries by looking at a typical gem binary, because wasn't too clear to me how everything worked under the hood, and when I've tried to modify existing gems, I've been left scratching my head, generally unable to progress beyond [...]
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Frustrating and Cryptic Ruby Idioms (#1 of a series)

By Chris | Published: May 3, 2009
I keep coming across these FACRI's (Frustrating and Cryptic Ruby Idioms) in my work, so I'm jotting them here in the hope that I'll remember them better in future. Ruby idioms Ruby is a wonderful, if somewhat slow and memory hungry language, with an incredibly flexible and expressive syntax. However this flexibility leads to the [...]
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Renaming stuff with Ruby

By Chris | Published: January 4, 2009
I've been mucking around on the command line with Ruby again of late, and one thing that tripped me up initially, but is now firmly on my list of things I Like About Programming is how Ruby handles loops. With javascript, actionscript, php, it's pretty common to iterate through an array with a for loop [...]
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