We've since created ActiveType which has a restricted subset of Virtus' features. It might be enough for your needs...
When a Ruby block or proc takes multiple parameters, and you call it with an Array, Ruby will unexpectedly splat...
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
Modern IRB has time measurement built in. measure # Enable measure :off # Disable Custom Should your version of IRB not offer...
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...
What Rails version Within before_* Within after_* Cancel later callbacks Rails 1-4 return false return false Cancel later callbacks...
If you're still working on ruby 1.8, you should know that using SimpleDelegator is often prohibitively slow. I have...
This error occurs when you already have a database.yml which defines the database for the cucumber environment instead of test...
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...
The mobile-friendly, responsive, and lightweight jQuery date & time input picker. Does not depend on jQuery UI, but currently does...
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...
Sometimes you need to monitor a connection from your machine to a specific, single host or network in order to...
A better way to search Font Awesome & Glyphicons.
When I upgraded from 0.5.4 PDFKit deadlocked or crashed when an ApplicationController::RouteError occured. If this error happens only because...