When upgrading Rails versions -- especially major versions -- you will run into a lot of unique issues, depending on the exact...
The Ace editor is a great enhancement when you want users to supply some kind of code (HTML, JavaScript, Ruby...
When projects run for many years, they require special regular maintenance to stay fresh. This kind of maintenance is usually...
If your Rubymine does not recognize a file type correctly although you have entered the unmistakeable file extension like material_orders_controller.rb...
The exception_notification gem supports to provide custom data to e.g. the fail mail within foreground or background jobs. ExceptionNotifier.notify...
Deployment ready for Opscomplete Copying view and controller templates over to target application during basics configuration or via...
Accessing pseudo elements via JavaScript or jQuery is often painful/impossible. However, accessing their styles is fairly simple. Using getComputedStyle
Percent Notation We already know that that we can create strings using the percent notation: %(<foo="bar's ton">) is...
Rubymine 2024.3 bundles Grazie Lite by default. You need to enabled "German" under Settings/Preferences | Editor | Natural Languages.
Starting with Ruby 2.0 you can define methods with keyword arguments. In 2.1+ required keyword arguments can be defined by...
When debugging your application, you will come across objects created by some gem or framework. You don't have the...
Normally you can list all gems of the current ruby version with gem list, which also includes the gems of...
Phusion Passenger changed the way how it gets restarted several times. Through the project's history, these all were valid...
In this example we assume that not only the storage gem changes but also the file structure on disc.
A JavaScript error in an E2E test with Selenium will not cause your test to fail. This may cause you...
If you use transactional_fixtures or the database_cleaner gem with strategy :transaction, after_commit callbacks will not be fired...
Let's say you have a gem which has the following module: module SuperClient def self.foo 'Foo' end
We want to keep a changelog for all gems we maintain. There are some good practices for writing a changelog...
At makandra, we've built a few gems over the years. Some of these are quite popular: spreewald (> 1M downloads...
Having a unique selector for an element is useful to later select it from JavaScript or to update a fragment...
Why secure-only cookies used to be necessary Cookies have an optional secure flag. It tells the browser to not...
If you want to fill in textareas with multiple lines of text (containing line breaks / new lines) you can use...
On some machines, installing Ruby 1.8.7 with ruby-build can lead to this error: math.c:37:13: error: missing binary...
Ruby has this handy block shortcut map(&:to_i) for map { |x| x.to_i }. However, it is limited to argument...