When you find similar groups of expect calls in your tests, you can improve readability by extracting the group into...
If you ever need to restore exact records from one database to another, Marshal might come in handy. Marshal.dump is...
I recently stumbled over a problem that my feature tests broke in CI because of a mismatching chromedriver version.
We regularly have tasks that need to be performed around a deploy. Be it to notify operations about changed application...
Besides Plotting graphs in Ruby with Gruff, which comes handy for many uses cases, you sometimes might need configuration for...
Both knapsack and parallel_tests have the option to split groups by historic execution time. The required logs for this...
For my computer science bachelor's thesis I programmed and evaluated a CLI Test Case Prioritization (TCP) tool for makandra...
The git doc states on the difference of these two commands: git-restore[1] is about restoring files in the...
In CI test runs I noticed that string sorting order changed after switching from a debian-based PostgreSQL docker image...
Git log offers useful options for filtering. This card provides a short overview. By message Only commits that include a...
Sometimes you'll find yourself with a set of tasks that require similar code for different models. For example, if...
Splitting up commits makes the process of reviewing often easier, since you can create several merge requests or review every...
It most cases it's not necessary to add a version constraint next to your packages in the package.json. Since...
It most cases it's not necessary to add a version constraint next to your gems in the Gemfile. Since...
If you have a fully functional CI pipeline but no CD, you might find yourself frequently waiting for CI (with...
Git commands like diff use the less binary for their output representation. I often find myself searching for strings like...
TL;DR Still has caveats. Code splitting is a feature of JavaScript bundlers that can keep huge libraries out of...
The rubocop binary has a few interesting flags: rubocop (using the --parallel default ) scans the current repository for linting issues...
tl;dr asdf allows you to manage multiple runtime versions with a single CLI tool and is backwards compatible by...
To navigate between test and test subject Rubymine requires you to set the test root sources as Test Sources Root...
Let's say we have posts with an attribute title that is mandatory. Our example feature request is to tag...
If you use a newer SSH key generated with the ED25519 algorithm instead of RSA (see Create a new SSH...
This is a checklist I use to work on issues. For this purpose I extracted several cards related to the...
Sometimes I ran across a GitHub merge request of a gem where it was not completely obvious in which version...