has_defaults is now a gem, no longer a plugin. The plugin version no longer exists. Note that plugins are...
I've got often this error on just one server: Err http://de.archive.ubuntu.com precise/universe amd64 Packages 404 Not Found [IP...
In moderately complex authorization scenarios you will often find yourself writing a map like this: class NotesController < ApplicationController power :notes...
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...
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...
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...
Take care when using rescue_from to rescue multiple errors. The following will not work, because later rescue_from statements...
In a nutshell: Capybara's find will not work properly on nodes from a list. Don't find on elements...
LibreOffice Impress, Writer, etc. doesn't embed most fonts into the PDFs it generates. This means if you share a...
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...
Always use simply require 'spec_helper' If you mix it up like require 'spec_helper' require File.dirname(__FILE__) + '/../spec_helper'
Recent rails security updates have shown that people make incorrect assumptions about the possible contents of the params hash.
This sounds promising: The best part from the Rails side, is that you don’t have to change anything at...
To have your text input field pre-filled in with some text that disappears as soon as the user selects...
ActiveSupport >= 3 has Date.parse('2011-02-10').beginning_of_quarter #=> 2011-01-01 Date.parse('2011-02-10').end_of_quarter...
Consider this HTML: Click me! Hello Universe! Hello Universe! Hello Universe! Hello Universe! Hello Universe! Hello Universe!
Generated animations are free to use without backlink obligations... ... WITH THE EXCEPTION of any other animated images generator applications