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For Selenium tests, your browser starts in your local timezone, or whatever your system's environment specifies. This is usually...
Here is a workaround for when you want to use text-wrap: balance but must also render nicely for browsers...
DirectUpload allows you to upload files to your file storage without having to wait for the form to submit. It...
ActiveStorage does not provide any built-in way of implementing authentication for the available DirectUpload endpoint in Rails. When using...
I have moved away from creating fixture elements using CSS selectors. While CSS can be very concise, it can be...
Method delegation in Rails can help you to keep your code organized and avoid deep call chains (law of demeter...
Haml renders HTML with indentation reflecting the nesting level of elements. When it comes to white-space preserving content, this...
The key to unlocking the full potential of LLMs in coding lies in crafting precise prompts. The main challenge is...
When debugging slow SQL queries, it’s helpful to understand the database engine's query plan. Whenever you execute a...
Rails wraps your parameters into an interface called StrongParameters. In most cases, your form submits your data in a nested...
Also see the list of IRB commands. Switching the context Changes the "default receiver" of expressions. Can be used to...
In FactoryBot factories, Rails' file_fixture is not available by default. To enable it, include a support module from rspec...
Some key highlights and points from the linked article TestProf II: Factory therapy for your Ruby tests. The Problem with...
Rails slightly changed the fragment cache implementation from Rails 7.0 to Rails 7.1. Unfortunately, this is incompatible with how Haml...
Text fragments allow linking directly to a specific portion of text in a web document, without requiring the author to...
Rails' fragment caching caches subtrees of an HTML document tree. While constructing that tree though, it can be really hard...
Slow test suites are a major pain point in projects, often due to RSpec and FactoryBot. Although minitest and fixtures...
When handling nested hashes the RSpec output is often hard to read. Here the gem super_diff could help.
Starting with ChromeDriver 127, if your application displays a beforeunload confirmation dialog, ChromeDriver will immediately close it. In consequence, any...
I recently stumbled upon the Rails feature composed_of. One of our applications dealt with a lot of addresses and...
Whenever you have to deal with randomness in a jasmine test there are some spy strategies to help you out...
I was recently asked to optimize the response time of a notoriously slow JSON API endpoint that was backed by...
If you want someone to be able to access your rails console, but don't want them to be able...