Cucumber step argument transforms can be a powerful way to make your steps more flexible. Note however that if your...
So this is the simulation that I use in my Agile Testing class, as well as in other contexts where...
In /etc/crontab In /etc/cron.d/* In /etc/cron.hourly/* In /etc/cron.daily/* In /etc/cron.weekly/* In /etc/cron.monthly/* In the personal crontab of any user. This...
When you need to delete rows from a table, and the delete conditions require a joined table, MySQL needs to...
Some web fonts with bad hinting can be fixed by applying auto-hinting with Font Squirrel.
You can use record.send(:update_without_callbacks) or record.send(:create_without_callbacks) This can be used as a...
We use RTeX for PDF exports. While converting LaTeX to PDF, RTeX opens a temporary file which has problematic permissions...
You don't need a Rails application to use Sass. Even when you're working on a static site you...
With its you can switch the subject of an example to a method value of the current subject: describe Array...
It’s pretty common for projects hosted on GitHub to receive “pull requests”: requests from people who have cloned your...
Because they are vector, it would make sense if we could do things that other vector programs (e.g. Adobe Illustrator...
This will not work (it always passes): Then the "Title" field should contain "" The value is turned into a regular...
For some reason you want to define a find condition in array form. And in that condition both column name...
Find conditions for scopes can be given either as an array (:conditions => ['state = ?', 'draft']) or a hash (:conditions => { 'state' => 'draft...
When using virtual attributes, the attached trait can be useful to automatically copy errors from one attribute to another.
power-rake db:migrate VERSION=20100913132321 By default the environments development, test, cucumber and performance are considered...
To only run a single describe/context block in a long spec, you can say spec spec/models/note_spec.rb:545 ... where the describe...
There are many different methods that allow mapping an Array to a Hash in Ruby. Array#to_h with a...
When Paperclip attachments should only be downloadable for selected users, there are three ways to go. The same applies to...
If you need to find all files inside a directory that were modified in the last 24 hours you can...
This will show you how to create a RSS feed that the Feed Validator considers valid. Note that RSS is...
The CSS Emoticons plugin is a simple jQuery plugin (and stylesheet) that allows you to turn any text emoticons on...
In modern Rails versions you can also use ActiveRecord's pluck method. User.active.pluck(:id) => [1, 5, 23, 42]
You should test the callback methods and its correct invocation in two separate tests. Understand the ActiveRecord note before you...