Sometimes I ran across a GitHub merge request of a gem where it was not completely obvious in which version...
In Rails 5+ you can access a helper from a controller using the helpers method: # Inside a controller action
How a macro can dynamically define a method that can be overridden with super in the same class.
TLDR if you define a equality method for a class you must also implement def hash. Ruby has a lot...
In a Jasmine spec you want to spy on a function that is imported by the code under test. This...
There are cases where we have multiple exported resources that are identical. There are nodes that provide the same services...
In Puppet, there are some differences between defined and function types when it comes to code encapsulation. In most cases...
Erfülle die Aufgaben Zeige deinem Mentor in einer Live-Demo was du umgesetzt hast. Wenn du Aufgabe 4 betrachtest...
Jasmine specs for the frontend often need some DOM elements to work with. Because creating them is such a common...
Jasmine specs that work with DOM elements often leave elements in the DOM after they're done. This will leak...
The owner of a scheduled CI/CD pipeline in GitLab will always be notified if the pipeline fails. Follow these steps...
Variable fonts are popular for two reasons: they expand design possibilities and improve website performance. While the former statement is...
tl;dr The Chrome DevTools are a neat collection of tools for the daily work as a web developer. If...
Wir arbeiten in einem Umfeld in dem sich fast alles um das Web und HTTP dreht. Wir betreiben Webseiten und...
tl;dr In Chrome DevTools in the Elements tab or in Firefox in the Inspector tab you can right click...
Unpoly's [up-observe], [up-autosubmit] and [up-validate] as well as their programmatic variants up.observe() and up.autosubmit...
tl;dr git checkout is the swiss army of git commands. If you prefer a semantically more meaningful command for...
You have uncommited changes (you can always check by using git status), which you want to discard.
tl;dr In RubyMine you can use find and replace with capture groups (.*?) and backreferences $1 (if you have several...
The robots.txt file and HTML tag can be used to control the behavior of search engine crawlers. Both have different...
A memory leak is an unintentional, uncontrolled, and unending increase in memory usage. No matter how small, eventually, a leak...
For Rails models where only one of multiple attributes may be filled out at the same time, there is no...
Here's a one-liner to view base64 encoded secrets in kubernetes. Make sure you have jq installed.
Note Use yarn dedupe in Yarn v2+: https://yarnpkg.com/cli/dedupe This package only works with Yarn v1. Yarn v2 supports...