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...
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...
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...
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...
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...
Whenever is a Ruby gem that provides a nicer syntax for writing and deploying cron jobs. Leading zeros are important...
To catch all possible exceptions from a network call, we need to rescue many error classes like this: rescue SocketError...
When you need to store structured data (like Ruby hashes) in a single database column with ActiveRecord, a simple way...
Just like Ruby Gems tag their version releases to the corresponding Git commit, it can be helpful to track production...
When you need test images, instead of using services like lorempixel or placehold.it you may generate test images yourself.