Ruby has the class Rational which allows you to store exact fractions. Any calculation on these variables will now use...
While upgrading CarrierWave from version 0.11.x to 3.x, we encountered some very nasty fails. Below are the basic...
For my computer science bachelor's thesis I programmed and evaluated a CLI Test Case Prioritization (TCP) tool for makandra...
If you want to collapse/expand elements with dynamic content (and thus unknown height), you can not transition between height: 0...
TL;DR: Grid elements have min-width: auto in a 1fr column, which may lead to overflows. With minmax(0...
Sometimes you'll find yourself with a set of tasks that require similar code for different models. For example, if...
With this Ruby script you can print all values in a Redis database to your console (derived from this bash...
Web forms can be made much more usable with a few HTML attributes. Short summary: type: Tells browsers about the...
I recently noticed that better_errors allows you to to open files from within your favorite editor. However it was...
Debugging your integration tests, that run a headless Chrome inside a docker image, is tricky. In many cases you can...
tl;dr Individual transform properties are great because they allow you to write more readable and maintainable CSS, especially when...
Usually you add errors to :base in ActiveRecord, in case no appropriate attribute could be used to add the error...
Maintaining larger projects makes it more difficult to balance refactoring and upgrade tasks according to its actual value. Consider to...
If you need a sample video with certain properties for a test you can create one using ffmpeg.
HTTP header values must only contain low-ASCII (7-bit) characters for safe transport. From RFC 7230: Historically, HTTP has...
TLDR if you define a equality method for a class you must also implement def hash. Ruby has a lot...
By default subscript ( ) and superscript ( ) tags are styled with vertical-align: sub, respectively vertical-align: super by most browsers.
In esbuild, you usually import other files using relative paths: import './some-related-module' import `../../utils/some-utility-module` import `../../../css/some-css.sass` This is totally fine...
As a developer you may have many tools watching your project for changes: Your IDE, Webpack, Guard, etc. This is...
Jasmine specs for the frontend often need some DOM elements to work with. Because creating them is such a common...
While in CSS zero is usually referenced without specifying a unit (e.g. padding: 0), you must not use a unitless...
ActiveType::Object inherits from ActiveRecod::Base and is designed to behave like an ActiveRecord Object, just without the database...
When working with feature branches, stale branches pile up over time. It's best to remove them right after merge...
tl;dr The :is() pseudo selector - specificity of its most specific argument - matches against a comma-separated list of selectors...