We've since created ActiveType which has a restricted subset of Virtus' features. It might be enough for your needs...
An annoying part of using font icons is that the icons usually need to live in the DOM. This is...
In Ruby, classes and modules are called constants. This card explains how Ruby resolves the meaning of a constant.
CarrierWave attachments have two distinct methods #url and #path which appear to behave the same: document.file.url # => /storage/documents/4/letter.doc document.file.path # => /storage/documents/4/letter.doc
"CronMaker is a utility which helps you to build cron expressions." Check it out at http://www.cronmaker.com/.
Modern IRB has time measurement built in. measure # Enable measure :off # Disable Custom Should your version of IRB not offer...
How to define and call class methods in CoffeeScript classes: class Foo @classMethod: -> @otherClassMethod() instanceMethod: -> @otherInstanceMethod() @constructor.classMethod()
When you print something from within your .bashrc file you will run into trouble when copying something onto your machine...
Assert rmagick provision ... Gemfile gem 'rmagick', '2.13.2' # at this moment the latest stable version config/initializer/carrierwave.rb require 'carrierwave/processing/rmagick' ... and define a...
Before Rails 3.2.14, when supplying an invalid locale to I18n, it would fall back to its config.i18n.default_locale (which is...
Goal Within before_* Within after_* Cancel later callbacks throw :abort throw :abort Rollback the transaction throw :abort raise ActiveRecord::Rollback...
If you're still working on ruby 1.8, you should know that using SimpleDelegator is often prohibitively slow. I have...
# Attach a file # # Example: # # Company.new.logo = File.new… # # Given the file "…" was attached as logo to the company above # # # Example: # # class Gallery...
This error occurs when you already have a database.yml which defines the database for the cucumber environment instead of test...
Say you have a User with a Carrierwave attribute #avatar: class User < ActiveRecord::Base mount_uploader :avatar, AvatarUploader end
Rubymine supports keybinding to switch panes by hotkey like awesome window manager users are used to. Type "splitter" in the...
When you want to find out the data type of an attribute, you can just use ActiveRecord's columns_hash...
I've written about the problem with user stories before. At the time, I found it better to just have...
Note - This is not a tutorial on setup or configuration of Secure Shell, but is an overview of technology which...
Ruby publishes security issues and MRI updates on ruby-lang.org. Unfortunately there is no straight-forward way to subscribe to these...
Rack::Attack is a rack middleware to protect your web app from bad clients. It allows whitelisting, blacklisting, throttling, and...
FastClick is a simple, easy-to-use library for eliminating the 300ms delay between a physical tap and the firing...
If you get a Quota error with OpenStack, it doesn't have to be what it tell. For example, I...
Syn is a synthetic event library that pretty much handles typing, clicking, moving, and dragging exactly how a real user...