You don't want sensitive user data in your logs. Background Rails per default filters sensitive data like...

Disclaimer This card is a collection of guides and things to have in mind when upgrading to a specific version...

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...

There are multiple ways to redirect URLs to a different URL in Rails, and they differ in small but important...

Rails' url_for is useful for generating routes from a Hash, but can lead to an open redirect vulnerability.

Rails' Strong Parameters enable you to allow only specific values from request params to e.g. avoid mass assignment.

Newest versions of Chromedriver breaks the user agent for device emulation via device name. In previous versions the user agent...

An introduction to mangling When you minify ("compress", "optimize") your JavaScript for production, the names of your functions and variables...

In CI test runs I noticed that string sorting order changed after switching from a debian-based PostgreSQL docker image...

You can tell npm to install a package globally with npm -g install @puppeteer/browsers. However, it seems that its not...

Rails offers several methods to manage three types of different cookies along with a session storage for cookies. These...

If you want to collapse/expand elements with dynamic content (and thus unknown height), you can not transition between height: 0...

Note: You won't need this for single lines of text. In this case it is better to just use...

Sometimes you'll find yourself with a set of tasks that require similar code for different models. For example, if...

When you write your next CarrierWave uploader, consider processing your images with libvips instead of ImageMagick. Reasons for libvips

Using querySelector or querySelectorAll in JavaScript, you can easily find descendants of a node that match a given selector.

So you have a heading that is just barely wider than the container it should fit into, and it wraps...

We have a long-standing checklist for merge requests. However, it hardly matches the intricate requirements for design. This checklist...

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...

Code splitting is a feature of esbuild that can keep huge libraries out of the main bundle. How code splitting...