If you need to enable NewRelic monitoring on certain machines within the same Rails environment, a simple solution is to...
Ubuntu has a package mysql-sandbox that lets you install multiple MySQL versions into your user home: Install mysql-sandbox...
When you build a link for an email body like this body = "Please click the following link" body << "http://posts/130...
Rails has always included a scaffold script that generates a default controller implementation for you. Unfortunately that generated controller is...
You're better off using debugger-ruby_core_source: gem install debugger-ruby_core_source If you can't do...
It is good programming practice to Don't Repeat Yourself (or DRY). In Ruby on Rails we keep our code...
Geordi 0.16+ supports running selenium tests with project-specific firefox versions. Just update the gem. It will still default to...
Establishing a new SSH connection usually takes only a few seconds, but if you’re connecting to a server multiple...
If you need to test interaction with a remote API, check out the VCR gem as an alternative to Webmock...
So you client has asked you to implement a row of buttons to like the URL on Facebook, Twitter and...
The default configuration of Rails disables CSRF protection in tests. If you accidentally forget to send the CSRF token for...
Copy the attached file to features/support. This gets you a convenience method: Capybara.javascript_test? Is true for Selenium, capybara-webkit...
Chrome extension that shows all info from your rails log (like parameters, response times, view rendering times, DB requests) inside...
If you want to have routes that are only available in tests (e.g. for testing obscure redirects), you can use...
A practical guide.
When writing Rails migrations to convert a string column to an integer you'd usually say: change_column :table_name...
I recently experienced the error ActiveRecord::StatementInvalid: Mysql2::Error: closed MySQL connection. Apparently this happens when there is a timeout...
There may be reasons to change the locale of your Postgres cluster. A popular one is your development system's...
Working with lists in Javascript is painful because the native Array class is so poorly designed. One way to reduce...
So you're switching to PostgreSQL from MySQL? Here is some help... General hints on PostgreSQL \? opens the command overview...
Using text-transform: uppercase - especially on form labels - can cause you serious headaches in Selenium tests. Sometimes the web driver...
Since we are migrating from our homegrown mixins.sass and helpers.sass to Compass, here is a list of all the mixins...
With Rails 4, Concerns have become the “official” solution to the big-models problem. However, there’s a fair amount...
Angular comes with different types of services. Each one with its own use cases. All of these services are singletons...