Rails is split into a large number of (sub-) frameworks. The most important and central of those are activesupport (extends...
So your Cucumber feature sometimes dies with this exception: Modal Dialog Present (Selenium::WebDriver::Error::UnhandledAlertError) As a seasoned Selenium...
...GA configurable without changing anything in the application's code base (and much more beyond, see below). Only prefer GTM if the customer requests it, or if he is updating...
...his tracking requirements frequently. The idea behind GTM The "tag" in "Google Tag Manager" has nothing to do with HTML tags, nor with word tags or tag clouds. In the...
Rails' default logger prefixes each log entry with timestamp and tags (like request ID). For multi-line entries, only the...
Removing features and merging those changes back can be painful. Here is how it worked for me.\
Although you can access many symbols using the AltGr key you may be missing some, like the en-dash (–) or...
...To do that, we’ll need to fully specify the component parts, states, and behaviors of the built-in controls, as well as necessary accessibility requirements, and provide test suites...
...reinvent common web UI controls to give designers full control over their appearance and behavior. We hope to make it unnecessary to reinvent built-in UI controls, but for those...
All major browsers (IE8+, FF3.5+, Safari 4+, any Chrome) support sessionStorage, a JavaScript storage object that survives page reloads and...
No out of the box I18n support for translating the database values But: Better support for the enumerated database type and therefore better suited for performance optimizations
Git has the concept of hooks: bash scripts that are invoked at certain points in the Git lifecycle. One handy...
Attaching files to a field that is handled by Carrierwave uploaders (or maybe any other attachment solution for Rails) in...
You can run bundle install in parallel. This might be helpful for development, where you often install many new gems...
Interactively rebase your current branch onto main, keeping the original base commit (i.e. not rebasing onto main directly).
Use rules to include or exclude jobs in pipelines. Rules are evaluated in order until the first match. When a...
...API (notable methods and properties) video = document.querySelector('video') video.play() video.pause() video.load() // Reset to the beginning and select the best available source video.currentSrc // The selected source video.currentTime // The current playback time...
...methods usually don't print background colors. In most cases this is the desired behavior, because you don't want to spend tons of ink printing the background of a...
We're usually running Ubuntu LTS versions. Sometimes newer hardware requires packages from more recent Ubuntu releases that only come...
...for Rails 2 and 3. Recently, caching with timestamp- or content-based keys has become more popular which saves you the pain of invalidating stale caches. How to enable/disable caching...
Ever needed to use a global variable in Rails? Ugh, that's the worst. If you need global state, you...
Website that offers lots of different kinds of HTTPS configurations, bad or good or complicated. They also offer a dashboard...
A good tool to generate strong passwords and secrets is "apg". You can get it with sudo apt-get install...
This card shows you how to center a float horizontally in CSS. Also: find out what techniques are available for...
We recently migrated a Rails application from yarn to npm. We decided to go this step instead of upgrading to...
...lot of logic and callbacks for a particular form screen, but then the model becomes a pain in tests, where all those callbacks just get in the way. Or we...
...have different forms for the same model but they need to behave very differently (e.g. admin user form vs. public sign up form). There are many approaches that promise help...