Cucumber up to version 2 had a neat feature called Step Argument Transforms which was dropped in favor of Cucumber...
Until Capybara 2, node finders that accept a text option were able to find nodes based on rendered text, even...
To keep JavaScript sources small, it can sometimes make sense to split your webpack bundles. For example, if your website...
We're always striving towards keeping our website's JavaScript as small as possible. If you're using webpack(er...
Tod is a gem for working with daytimes. That's a tuple of (hour, minute second) without a day, month...
This is a short overview of things that are required to upgrade a project from the Asset Pipeline to Webpacker...
Many mail clients do not support external style sheets. Some even require all styling inline, which means you'll have...
While deploying an Ruby update to an old application these days, we encountered the following misleading error: *** [err :: some-host.makandra.de] You...
When we want to use our own (or bought) fonts in an application with Webpack(er), we have two options...
Webpacker is Rails' way of integrating Webpack, and version 4 has been released just a few days ago, allowing us...
We forked trusty memoizer to make two changes: Memoized methods now preserve their arity. Previously all memoized methods had an...
Bundler 2 requires at least Ruby 2.3.0 and RubyGems 2.5.0. You might get the following error when you try to...
This is a presentation from 2019-01-21. Summary We want to move away from jQuery in future projects
I had this error: > gem install bundler Successfully installed bundler-2.0.1 1 gem installed > bundle install Traceback (most recent call...
When building an application that sends e-mails to users, you want to avoid those e-mails from being classified...
If your app does not need to support IE11, you can use most ES6 features without a build step. Just...
Suggested Workflow Set the ruby version in .ruby-version to 2.3.5, then perform these steps one by one, fixing errors...
Rails ships with two separate build pipelines: Sprockets ("asset pipeline") and Webpacker. Webpacker has many more moving parts, but allows...
When your code does not behave as expected, you can use a debugger statement ("breakpoint") at any point in your...
In ruby you can easily read and write CSVs with the standard CSV library class. On top of this, you...
Cucumber has an output format that prints step definitions only. You can use this to find unused ones: Temporarily add...
When upgrading Rails versions -- especially major versions -- you will run into a lot of unique issues, depending on the exact...
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...