PostgreSQL can cosplay as a full-text search engine. It doesn't have the features or fidelity of ElasticSearch or...
There are several ways to run a single spec. I usually copy the spec file path with the line number...
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...
Here is a bash script that I use to auto-configure displays on Ubuntu 24.04 with Xorg. Background
This decision tree describes how to use the alt attribute of the element in various situations. For some types of...
The new params.expect method in Rails 8 improves parameter filtering, addressing issues with malformed input and enhancing security. It provides...
Also see the list of IRB commands. Switching the context Changes the "default receiver" of expressions. Can be used to...
Text fragments allow linking directly to a specific portion of text in a web document, without requiring the author to...
When Ruby objects are inspected in any modern IRB, some objects (like ActiveRecord instances) are rendered with neat colors and...
Capistrano 3 has a doctor task that will print information about Environment: Ruby, Rubygems and Bundler versions List of Capistrano...
Rails' fragment caching caches subtrees of an HTML document tree. While constructing that tree though, it can be really hard...
On our Ubuntu machines we have nautilus file manager with nautilus-extension-gnome-terminal installed. This adds an entry to...
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...
esbuild comes with a minifier that is good enough for most cases. If you're looking to squeeze out as...
You can improve your LIKE / ILIKE search queries in PostgreSQL by adding a GIN index with an operate class ("opclass...
Rails' default logger prefixes each log entry with timestamp and tags (like request ID). For multi-line entries, only the...
testing-library are widely used testing utilities libraries for javascript dependent frontend testing. The main utilities provided are query methods...
This card shows an uncommon way to retrieve a file using selenium where JavaScript is used to return a binary...
This cards describes an example with a Github Client on how to keep your Rails application more maintainable by extracting...
When you mocked method calls in RSpec, they are mocked until the end of a spec, or until you explicitly...
This card describes four variants, that add a more intuitive workflow when working with nested attributes in Rails + Unpoly:
Postgres works differently See PostgreSQL: Difference between text and varchar columns for PostgreSQL-specific info MySQL has 4 different column...