If you use rails_admin, your specs pass with the rspec binary, but not using rake spec (or rake parallel...

Check if you have puppetsync enabled on the master and client [main] logdir=/var/log/puppet vardir=/var/lib/puppet ssldir=/var/lib/puppet/ssl rundir=/var/run/puppet...

ActiveSupport::Memoizable will be removed from Rails and has a lot of strange caveats that will ruin your day.

If you need the initial user which you used to login to your Linux system or the time when you...

How to make class_attribute behave like class_inheritable_attribte which no longer exists in Rails.

Rack has a limit for how many form parameters it will parse. This limit is 65536 by default.

RSpec's be_false behaves unexpectedly: nil.should be_false # passes, as the expectation returns true If you want to check...

Lately, I came across a nasty error. I had a class Article that included FooTrait and BarTrait. In BarTrait, I...

I ported the initializer to Rails 3.

Copy and paste at will, they're free! German quotation marks: „ “ (Ubuntu-Hotkey: AltGr+v and AltGr+b) English quotation...

I wonder if the guy that wrote BigDecimal#inspect has a tragic backstory that explains why he hates humanity.

Sometimes you need to remove high Unicode characters from a string, so all characters have a code point between 0...

Ruby 1.9.2 is very slow when loading files, especially starting Rails servers or running specs takes forever.

Also works on Gnome 2 Much prettier than Skype notifications Better visibility

In a nutshell: Capybara's find will not work properly on nodes from a list. Don't find on elements...

CSS is a lot easier to write and read than clumsy XPath expressions. So when you need to use XPath...

Note that this seems to affect only recent Rails 2 versions. You will not encounter this until you are writing...

The Rails community has been abuzz with object-oriented programming, SOLID principles, laws, design patterns, and other principles, practices, and...

Recent rails security updates have shown that people make incorrect assumptions about the possible contents of the params hash.

Media Queries have reached W3C Recommendation on June 19th 2012. If you were interested in other (future) web standards you...

This sounds promising: The best part from the Rails side, is that you don’t have to change anything at...

New way to install an actual puppet version on ubuntu