Curated development tutorials from top sources. Filter by language.
Vigilmon vs AppSignal: Uptime Monitoring vs Ruby APM (2026) Choosing between Vigilmon and AppSignal depends on what problem you're trying t
Rails developers test email one of three ways, and each verifies something different. ActionMailer::Base.deliveries — the test adapter collects would
Vigilmon vs AppSignal: Uptime Monitoring vs Application Performance Monitoring (2026) Vigilmon and AppSignal both monitor your applications
How to Monitor Ruby on Rails Background Jobs (Sidekiq) with Vigilmon Background jobs are the backbone of most Rails applications — sending
Honeybadger is a developer-focused error monitoring and uptime tool with a strong reputation in the Ruby and Rails community. It has expanded to suppo
I often see people using the term "namespace" incorrectly. Even when explanations of what a namespace is are presented, they only go as far as describ
(cover image generated with Google Gemini) What / Why As the title says, this is just an experiment with running "serverless" Ruby on Verc
Vigilmon vs AppSignal: Uptime Monitoring vs Developer-Focused APM AppSignal and Vigilmon both help developers keep their applications healt
Monitoring Your Ruby on Rails Application with Vigilmon Ruby on Rails powers some of the web's most important applications. When your Rails
Kubernetes has an OpenSSF Best Practices badge. It earned that badge on 16 August 2017 at 14:52:28 UTC, and nobody has touched the entry since. The sa
Introduction Ruby has four types of logical operators: && / || / and / or, each with a different precedence. && / || have higher precedenc
Active Admin gives Rails applications a productive admin surface, but its styling depends on which major version your application uses. Active Admin 3
One Bad Monkey Spoils The Bunch! This Ruby meme is a variation on the common expression "One Bad Apple Spoils The Bunch" that is noting how introdu
Rails disclosed CVE-2026-66066 this week: a possible arbitrary file read and remote code execution in Active Storage variant processing. If your app a
A few weeks ago I needed to check something in the Action Mailer docs, just a quick lookup. I ended up spending much more time there than expected and
Тест автоматизации
Sentry and Honeybadger are great — until you don't want another vendor, another bill, or exception data leaving your infrastructure. ErrorTrack is a
"The Embarrassing Ruby/Rails Subreddit Chronicles" becomes "The Embarrassing Ruby/Rails Community Chronicles" as it expands to cover embarrasing inter
One of the biggest mindset shifts I've had while learning Go came when I reached functions and methods. As a Ruby developer, almost everything revolv
I frequently see comments that 'unless' and 'until' are difficult to understand. I've also heard that it's prohibited in tools like rubocop. This is a