Ruby On Rails

Tutorials

How to get your Heroku app to optimize your images for you automagically using Paperclip, image_optim and special buildpacks

How to get your Heroku app to optimize your images for you automagically using Paperclip, image_optim and special buildpacks Whether it's this KISS Metrics block post, another KISS Metrics block post, study after study show that delivering your content fast, fast, fast is make-or-break factor in today's web economony. That's why it's so important that your images are op...

Be Prepared! – Medium

Be Prepared! – Medium If you’re using Ruby on Rails, then you’re probably familiar with Active Record. Active Record uses the Object-Relational Mapping (ORM) pattern to form the “M” in “MVC”.

open-uri in Ruby 2.4 allows http to https redirection

open-uri in Ruby 2.4 allows http to https redirection In Ruby 2.3, if the argument to open-uri is http and the host redirects to https , then open-uri would throw an error.

IO readlines now accepts chomp flag as an argument | BigBinary Blog

IO readlines now accepts chomp flag as an argument | BigBinary Blog Since it was a common requirement, Ruby team decided to add an optional parameter to the readlines method. So the same can now be achieved in Ruby 2.4 in the following way.

Unicode Normalization in Ruby

Unicode Normalization in Ruby Using normalization, you can take many Unicode strings that behaved unexpectedly in my tests and convert them into strings that play well with Ruby's string methods.

Towards Minimal, Idiomatic, and Performant Ruby Code

Towards Minimal, Idiomatic, and Performant Ruby Code I try to embrace a particular way of working with code: it should be minimal, idiomatic, and performant by default. Sometimes it is necessary to trade performance for readability, or readability.

How to Make Your Classes More Powerful by Implementing Equality

How to Make Your Classes More Powerful by Implementing Equality How do you compare two things in Ruby? Using == as you already know... but did you know that == is a method

Let Gemfile be machine-writable – Medium

Let Gemfile be machine-writable – Medium I really love Bundler that it lets us write Ruby for its configuration. We don’t have to learn new language — you should writing Ruby when you are using Bundler! If you need, you can write any.

Write expressive tests by mastering RSpec matchers – RubyTapas

Write expressive tests by mastering RSpec matchers – RubyTapas RSpec is the Cadillac Escalade of testing frameworks. It does its best to give you a comfortable, feature-rich, even luxurious testing environment. Some programmers love it for this reason.

How to Cleanly Test Rails Rake Tasks with RSpec — We Test Rails

How to Cleanly Test Rails Rake Tasks with RSpec — We Test Rails When you need to test Rake tasks for a Rails app, its convenient to be able to write short, snappy specs like so:

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