makandra Operations

jq is great when dealing with JSON data. Check out the official jq Manual. Content Select only specific keys

tl;dr Prefer request specs over end-to-end tests (Capybara) to joyfully test file downloads! Why? Testing file downloads

10.0.0 2024-03-07 Compatible changes console command: You can now globally disable the IRB multiline feature by setting irb...

gridbyexample.com

Rachel Andrew has built a website about CSS Grid. Video tutorials More than 30 layout examples for feature demonstration

You can chain multiple Capybara matchers on the page or any element: expect(page) .to have_content('Example Course')

makandra dev
interfaces.rauno.me

A list of implementation details that make for a better / expected user experience. Have these in mind when implementing a...

developer.mozilla.org

A common cause of non-accessible web pages are elements that were made interactive via JavaScript but cannot be focused...

makandra dev

All browsers implement an event named beforeunload. It is fired when the active window is closed and can be used...

Up until Chrome 120, scrollbars could only be styled using the various -webkit-scrollbar-* pseudo elements, e.g. to make the...

I recently noticed a new kind of flaky tests on the slow free tier GitHub Action runners: Integration tests were...

Any form fields where users enter numbers should be an . Numeric inputs have several benefits over : On mobile or tablet...

makandra dev
whattrainisitnow.com

The linked table shows the support lifecycle for Firefox Extended Support Releases (ESR) which we sometimes need to support for...

tl;dr We recommend configuring Selenium's unhandled prompt behavior to "ignore". When running tests in a real browser, we...

A Rails script lives in lib/scripts and is run with bin/rails runner lib/scripts/.... They are a simple tool to perform...

87.140.79.42 - - [23/Jan/2024:09:00:46 +0100] "GET /monitoring/pings/ HTTP/1.1" 200 814 "-" "Ruby" 87.140.79.42 - - [23/Jan/2024:09:00:46 +0100] "GET...

I, [2024-01-21T06:22:17.484221 #2698200] INFO -- : [4cdad7a4-8617-4bc9-84e9-c40364eea2e4] test

github.com

There are a few tools to combat the dreaded n+1 queries. The bullet gem notifies you of missing eager...

developer.mozilla.org

Today I learned that you can animate HTML elements using the Web Animation API's method .animate(keyframes, options) (which...

sitepoint.com

Multiply by 1x the unit: $number = 13 $length = $number * 1px // => 13px Removing a unit

Ruby methods which load from a Yaml file, like YAML.safe_load or YAML.safe_load_file, support passing freeze: true to...

Your development server is usually running on an insecure HTTP connection which is perfectly fine for development.

It happens from time to time that a job in a GitLab pipeline fails. Sometimes, however, the error message is...

Here are some hints on best practices to maintain your tasks in larger projects. Rake Tasks vs. Scripts

edgeapi.rubyonrails.org

The linked article suggests an interesting way to speed up tests of Rails + Postgres apps: PostgreSQL allows the creation of...