Ruby On Rails

Tutorials

Add comments to your tables columns - Remi Mercier

Add comments to your tables columns - Remi Mercier I’ve been looking for a way to add default comments on models attributes for ages!By default, Rails adds comments to some attributes like id (not null, primary key for instance.)But now, I can add my own. For example, I can specify the unit for a ...

Measuring Ruby Garbage Collector - RorVsWild

Measuring Ruby Garbage Collector - RorVsWild The Garbage Collector releases memory slots from unused objects. However, it interrupts the Ruby execution and might significantly increase requests' response time. Would you like to know how the GC slows down your app?.

Homographic Spoofing: a new Ruby toolkit

Homographic Spoofing: a new Ruby toolkit Homograph characters look the same or very similar to other characters, but are different. For example, the letters “l” and “ӏ” (Cyrrilic “ӏ”) look the same but are different characters. A homograph attack is a phishing attack where the attacker u...

UUIDv7 in 28 languages

UUIDv7 in 28 languages UUIDv7 is a 128-bit unique identifier like it's older siblings, such as the widely used UUIDv4. But unlike v4, UUIDv7 is time-sortable with 1 ms precision. By combining the timestamp and the random parts, UUIDv7 becomes an excellent choice for rec...

ActiveStorage::Blobc ompose Now Supports Custom Blob Key in Rails 7.2. | Saeloun Blog

ActiveStorage::Blobc ompose Now Supports Custom Blob Key in Rails 7.2. | Saeloun Blog The ActiveStorage::Blob.

So We've Got a Memory Leak… | Steven Harman

So We've Got a Memory Leak… | Steven Harman Memory leaks happen. And if you’re here, reading this, I’d bet you’re dealing with one. First things first - are you sure it’s a leak, and not bloat?Okay, so it’s a leak. Much has been written about various tools for profiling a leak, understandin...

Running Rails System Tests with Playwright instead of Selenium | justin․searls․co

Running Rails System Tests with Playwright instead of Selenium | justin․searls․co Last week, when David declared that system tests have failed, my main reaction was: "well, yeah." UI tests are brittle, and if you write more than a handful, the cost to maintain them can quickly eclipse any value they bring in terms of confidence...

Transactions blocks with endless methods

Transactions blocks with endless methods You can use the endless method to name a transaction block in Rails.This is a technique Kasper Timm Hansenshared in a reply to my previous post. I will try to refactor some examples from two open-source Rails repositories just to explore how the c...

The Bike Shed: 428: Ruminating on Ruby Enumerators

The Bike Shed: 428: Ruminating on Ruby Enumerators Joël explains his note-taking system, which he uses to capture his beliefs and thoughts about software development. Stephanie recalls feedback from her recent RailsConf talk, where her confidence stemmed from deeply believing in her material despi...

Understanding Kamal healthcheck settings

Understanding Kamal healthcheck settings Here’s what you should know about Kamal healthchecks, namely the Docker healthcheck and the new Kamal 1.6 web barrier.Docker healthcheckEvery running Docker container can come with a healthcheck. A typical web role container running with Kamal mig...

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