CarrierWave comes with a set of default configuration options which make sense in most cases. However, you should review these...
The pages […] allow you to see different types of mixed content and test how they behave in your browser. The...
Sometimes you want to have a time in a given timezone independent from you Rails timezone settings / system timezone. I...
tl;dr: Upgrade the gem to at least 4.0.1 When you use rspec_rails in a version < 4 with Rails...
If your project depends on an old version of ImageMagick that you can no longer install in your system, you...
You can use git worktree to manage multiple working trees attached to the same repository. But why should I use...
When you repeat a subpattern with a *, + or {...} operator, you may choose between greedy, lazy and possessive modes. Switching modes...
bundle outdated [--filter-major|--filter-minor|--filter-patch] Example output for bundle outdated --filter-major Other examples
Recently I made an upgrade from Bootstrap 3 to Bootstrap 4 in a bigger project. Here are some tips how...
Rails 6 includes a WYSIWYG editor, Action Text. It works out of the box quite well, but chances are that...
Systemd's networkd will drop IP-Addresses configured by other processes like Keepalived's VRRP, when it is restarted. This...
In case Ruby does not detected the expected encoding of a file automatically you can specify the known encoding manually...
In Ruby you can communicate between processes with sockets. This might be helpful in tests that validate parallel executions or...
The Truemail gem (not to be confused with truemail.io) allows validating email addresses, e.g. when users enter them into a...
In long diffs, it can become impossible to spot small changes in larger blocks of moved code. This may be...
When testing with Cucumber / Caypbara, iframes are ignored, so you can't interact with them. To interact with your iframe...
Ruby's String#split returns an array of substrings from the given string. Usually, this is missing the split characters...
Headless Chrome is a way to run the Chrome browser without a visible window. Configuring Capybara Configure the Capybara driver...
SSHKit 1.9.0 might fail with the following error, when trying to deploy a Rail application. Upgrading the gem to version...
Whenever requires you to set the application attribute in your Capistrano configuration. Otherwise your cronjobs are created multiple times.
When deploying a Rails application that is using Webpacker and Capistrano, there are a few configuration tweaks that optimize the...
Why improve your code reviews? Improving code review technique helps your reviewer, your team, and, most importantly: you.
This card is mainly an explanation how variable fonts work in CSS, not necessarily a recommendation to actually use them...
Git diffs show the surrounding contexts for diff hunks. It does so by applying regular expressions to find the beginning...