RubyFlow The Ruby and Rails community linklog


The Ruby and Rails community linklog

Made a library? Written a blog post? Found a useful tutorial? Share it with the Ruby community here or just enjoy what everyone else has found!

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Cropping with Carrierwave

Wrote up a quick post with an example of how to make use of imagemagick’s crop functionality through Carrierwave. Link.

What does cropping have to do with uploader?
Carrierwave is commonly used to upload images, and manipulate those uploaded im…

Released image_processing gem

I extracted image processing from refile-mini_magick into the image_processing gem, with the goal of having generic helper methods for image processing which can be used in any project.

Pinterest API gem

Pinterest finally opened up their rest API out of beta late last week. Here is a ruby gem to interact with it: Lots of devs have been waiting for this API so hopefully the gem will be a big help to start playing with it!

mandrill_mailer 1.1.0

Nothing earth-shattering in this new version aside from a few useful RSpec custom matchers but it looks like few people knew we reached 1.0 (which brought support for mandrill_api 1.0) recently so I thought I’d let you good folks know about it. :-)

Stepwise Refinement

Seattle Ruby’s Lazy Professor problem solved using Stepwise Refinement. Read it here

Bubble Sort Visual Demo

Watch it here

A video of a gif on wikipedia? Why not just link to the pages? First one, se…
It is less than 3 minutes. It is supposed to be a quick review to prepare for …

How to Create a Custom Enumerable

Ruby is a wonderfully flexible language. An example of this flexibility is in the ability to define a custom collection class that acts as an Enumerable object. In Ruby, a collection that acts as an Enumerable is basically a class which holds a list of objects and exposes helpful methods for iteration and collection. An example of this pattern built into Ruby is the Array class. Creating your own Enumerable is as simple as including a module and defining a few crucial methods.

Lotus v0.5.0

Mailers, custom coercions, command / query separation, improvements RailsGirls Summer of Code & Hack day! [more inside]

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