Ruby
Distributed Tracing Is Now in Beta for Ruby, PHP, and Python
One trace across every service a request touches, including the Sidekiq job your Rails request just enqueued. In beta for Ruby, Python, and PHP, and here’s how to turn it on.
Ruby
AppSignal Intelligence Just Got More Rails Context
We’re taking our partnership with Chris Oliver one step further: 10 Ruby and Rails tutorials, made with GoRails, now in the context store AppSignal Intelligence reads.
Ruby
Why Your Sidekiq Jobs Are Slower Than You Think, and How AppSignal Fixes That
Learn why your Sidekiq jobs are slower than you expect and how to pinpoint N+1 queries, missing indexes, Redis spikes, and more with AppSignal.
Ruby
Finding the Slow Query Killing Your Rails App
Learn how to find and fix slow database queries in your Rails app using AppSignal's Slow Queries, event timelines, and more.
Ruby
Data Sovereignty: How to Keep All of Your Services in Europe (AppSignal + Hatchbox)
Here's how you can have a PaaS-like experience while keeping all of your services in Europe with AppSignal and Hatchbox.
Ruby
Setting Up Server Monitoring for a Rails App on Hatchbox
Hatchbox makes deployment easy. Here's how to use AppSignal to monitor memory, CPU, disk, and load on your Rails app.
Ruby
Monitoring Sidekiq Job Performance with AppSignal
Sidekiq jobs fail quietly. Here's how to catch slow jobs, retry storms, and queue backlogs with AppSignal before your users notice.
Ruby
An Introduction to Ruby Parsing with Prism
Prism is here to change our lives as Ruby developers: find out how.
Ruby
AppSignal’s Top 5 Ruby Posts in 2025
Let's look back at our top 5 Ruby posts this year.
Ruby
Create a Markdown Editor in Ruby on Rails
In this post, we'll build a Markdown editor using Rails.
Ruby
Completing, Integrating, and Publishing Our Game with DragonRuby
Let's continue developing our game, then integrate and publish it using DragonRuby in the second part of our two-part series.
Ruby
Rendering Samples with Showcase for Ruby on Rails
In the final part of our Showcase for Rails series, we'll look at its key feature: samples.
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- AppSignal's 2024 Ruby Event Sponsorships
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- Behaviour Driven Development in Ruby with RSpec
- Speed Up Your Ruby on Rails Application with LiteCache
- Keep your Ruby Code Maintainable with Draper
- AppSignal’s Top 5 Ruby Posts in 2023
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- How to Use Shoulda Matchers with RSpec for Ruby on Rails
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- How to Use Sinatra to Build a Ruby Application
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- Introducing AppSignal for Hanami
- A Guide to Rails View Helpers
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- AppSignal’s Top 5 Ruby posts in 2022
- A Guide to Memoization in Ruby
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- How to Scale Ruby on Rails Applications
- Build a Table Editor with Trix and Turbo Frames in Rails
- Improve Code in Your Ruby Application with RubyCritic
- Security Best Practices for Your Rails Application
- Debugging in Ruby with AppSignal
- JIT Compilers for Ruby and Rails: An Overview
- Monitor Ruby Application Performance with Magic Dashboards
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- AppSignal’s Top 5 Ruby Posts in 2021
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- Ruby on Rails Application Monitoring with AppSignal
- Practical Garbage Collection Tuning in Ruby
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- How to Reduce Memory Bloat in Ruby
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- Ruby's Hidden Gems: Bullet
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- Linting Ruby Code
- Ruby on Rails Controller Patterns and Anti-patterns
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- Using Webpacker in Your Ruby on Rails Application — a Deep Dive
- Ruby on Rails View Patterns and Anti-patterns
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- Microservices Monitoring: Using Namespaces for Data Structuring
- Top 5 Ruby Blog Posts in 2020 from AppSignal
- New Magic Dashboard for Ruby on Rails: ActionMailer
- Setting Up AppSignal Monitoring for a Ruby on Rails Application
- Building a Multi-tenant Ruby on Rails App With Subdomains
- Ruby on Rails Model Patterns and Anti-patterns
- Structuring Monitoring Data in Monolithic Applications With Namespaces
- Monitoring Any System with StatsD and AppSignal's Standalone Agent
- Rails Concerns: To Concern Or Not To Concern
- Introduction to Ruby on Rails Patterns and Anti-patterns
- Scaling Queue Workers Efficiently with AppSignal Metrics
- Using Service Objects in Ruby on Rails
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- The Citadel Architecture at AppSignal
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- Facade Pattern in Rails for Performance and Maintainability
- Building a Rails App With Multiple Subdomains
- Getting Started With System Tests in Rails With Minitest
- Rails is Fast: Optimize Your View Performance
- structure.sql vs schema.rb: Choosing a Rails Schema Format
- Top 10 AppSignal Blog Posts in 2019
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- Bindings and Lexical Scope in Ruby
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- Testing Asynchronous Threads in Ruby
- Building a Ruby C Extension From Scratch
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- Changing the Way Ruby Creates Objects
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- Ruby Magic Summer Special: The Best of AppSignal Academy
- JavaScript-sprinkled Rails Applications
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- Ruby's redo, retry and next keywords
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- Speeding up your app’s navigation with Turbolinks
- Ruby’s ensure, retry, and raise: Retrying and Reraising Exceptions
- Client-side caching in Rails: conditional GET requests
- Rails' built-in cache stores: an overview
- Rescuing Exceptions in Ruby: raise, rescue & retry
- Russian doll caching in Rails
- Understanding system load and load averages
- Fragment caching in Rails
- Benchmarking Ruby Code
- Inspecting data in Ruby
- Syntactic sugar methods in Ruby
- Debugging Exceptions in Rails: Common Errors and Fixes
- How to Read Ruby Stack Traces: Backtraces, Causes and Fixes
- Track cache hits with custom metrics
- A look at how Ruby interprets your code
- Concurrency Deep Dive: Event loops
- Concurrency Deep Dive: Multi-threading
- Concurrency Deep Dive: Multi-process
- Running Rack: How Ruby HTTP servers run Rails apps
- Escaping Characters in Ruby Strings and Regular Expressions
- Building a 30 line HTTP server in Ruby
- How to tame your growing users table
- Introduction to Garbage Collection (Part II)
- Introduction to Garbage Collection (Part I)
- Monitor MongoDB (query) load with Custom Metrics
- Upgrading to Mongoid 5 / mongo-ruby-driver
- Mastering Concurrency
- How to use custom metrics
- Automated screenshots using Capybara and Selenium
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