Suppose you want to implement a publish/subscribe pattern in your Frontend application to react to data changes and events. First...
Intel CPUs receive updates, including security relevant upgrades, through 2 channels: Firmware/UEFI BIOS updates can also update the microcode in...
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.
Ctrl + Alt + S > search "rubocop on save" Under "Inspections", check the highlighted box on rubocop -a Caveat: This adds a...
When RubyMine reports Rubocop returning "exit code -1", upgrading Rubocop can be the fix: gem install rubocop "The logs" can...
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...
alias_method makes a copy of a method. This works fine until the same method is overridden using prepend. 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...
We often do some HTTP requests to fetch the data we want to check for certain criteria. Testing this in...
Code splitting is a feature of esbuild that can keep huge libraries out of the main bundle. How code splitting...
You can use rake --where task to find the source location that defines task: bundle exec rake --where assets:precompile...
Within Vim do the following: Move cursor to the first starting line where you want to start editing
How you order elements in the can have an effect on the (perceived) performance of the page. This script helps...
When you are using the default MIME-Type configuration and your application allows uploading files, it can be a security...
As we are slowly switching from Cucumber scenarios to RSpec feature specs, you might be tempted to write assertions like...
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...
When using tmux, selecting and copying multiple lines of text can be a hassle, especially when using splits (highlighting lines...