Rails: Kill spring with fire
To ensure Spring Show archive.org snapshot is not running:
bin/spring stop
pkill -f spring
To prevent Spring from starting again:
export DISABLE_SPRING=1
Related cards:
Rails: Removing the cucumber-rails warning when setting cache_classes to false without Spring enabled
We are using Spring in our tests for sequential test execution but not for parallel test execution. And Rails requires you to set the config.cache_classes = false if you are using Spring in tests.
With our setup, this would r...
Getting Started with Webrat, Selenium, Rails and Firefox 3 | Viget Extend
Info on install database_cleaner.
Beta Blog: Kill Your Signup Form with Rails
Even though the gradual engagement meme has been around for a while, and everyone just hates signup forms, they just seem to keep popping up like a bad habit.
Working with or without time zones in Rails applications
Rails supports time zones, but there are several pitfalls. Most importantly because Time.now and Time.current are completely different things and code from gems might use one or the other.
Especially configuring an application that cares only...
Default views in Rails 3.0 with custom resolvers
It is common in Rails 3.0 applications that you want to provide default views for a group of controllers. Let’s say you have a bunch of controllers inside the Admin namespace and you would like each action to fallback to a default template. So if ...
Rails: When defining scopes with class methods, don't use `self`
Sometimes it is useful to define a named scope by implementing a static method with the scope's name on the scoped class. For instance, when a method should decide which existing scope should be the next link in the scope chain. Take this class fo...
Common mistakes when storing file uploads with Rails
1. Saving files to a directory that is not shared between deploys or servers
If you save your uploads to a made up directory like "RAILS_ROOT/uploads", this directory goes away after every deploy (since every release gets a new). Also this di...
Security issues with hash conditions in Rails 2 and Rails 3
Find conditions for scopes can be given either as an array (:conditions => ['state = ?', 'draft']) or a hash (:conditions => { 'state' => 'draft' }). The later is nicer to read, but has horrible security implications in some versions of Ru...
How to write complex migrations in Rails
Rails gives you migrations to change your database schema with simple commands like add_column or update.
Unfortunately these commands are simply not expressive enough to handle complex cases.
...
Freeze (vendor, unpack) a single Ruby gem with and without Bundler
When you need to patch an existing gem, one way is to "vendor" the gem by copying it into the vendor/gems directory of your Rails project. You can then make any changes you require and Rails will use the vendored version of the gem after a serve...