Bookmarks (235)

Event Sourcing Simplified: Building a Basic Event-Driven System — Event sourcing is a pattern that can feel simultaneously very useful and complex. Luckily, it’s possible to start small and pare down the implementation to get the benefits without team-crushing complexity.

What's Coming in Rails 7.2: Database Features in Active Record — These include minor composite-primary key changes, better instrumentation for transactions, and other transaction changes to benefit queuing use cases (for Solid Queue).

Understanding Hash Value Omission — This feature was added in Ruby 3.1 and has its detractors, but Lucian explains the rationale and some use cases that may have you not omitting it in your code.

Major Ruby LSP Enhancements in 2024 So Far — The Ruby Language Server Protocol gem (and VS Code plugin) has been busy this year, adding many, many features and improvements. Stan demonstrates several of these features (in VS Code) along with some coming experimental enhancements to improve your Ruby code editing experiences.

Puma Worker Killer: Automatically Restart Cluster Workers Based on Available Memory — Remember the days of running Rails with FastCGI and frequent app restarts? Those days are gone, but if you’re encountering memory issues and are using Puma, this could get you out of a bad spot temporarily.

🗓️  Ice Cube 0.17: A Date Recurrence Library — Let’s say you want to know when every Friday the 13th that falls in October is, Ice Cube will give you the dates or let you query dates or date intervals against that rule.

UpgradeRails.com is Now a Test Double Operation 💚 — The folks at Hint trusted Test Double to carry on an incremental approach to Rails upgrades. Make scary things boring.

Get Process Memory: Get the Memory Usage of a Process — It could be your current Ruby process, a process you’ve spawned, or anything you have the process ID for. Uses different techniques to support macOS, Linux, and Windows.

bundle_update_interactive: Adds an update-interactive Command to Bundler — This gem installs an update-interactive command for Bundler that mirrors the yarn command by the same name. Shows a list of out-of-date gems and lets you pick which ones to update.

The librdkafka Supply Chain Breakdown: rdkafka's Darkest Hour — A retrospective on an incident caused by an open source library (librdkafka) suddenly going private, stunting the ability to do rdkafka-based deployments. Lessons about dependency management and immutable builds lie within.

Developer’s Guide to Autoscaling on Heroku — Still dorking around with your dyno slider? We’ll show you the what, why, and how for autoscaling.

Startups on Rails in 2024: My Keynote at RailsConf — Evil Martians’ Irina Nazarova reflects on her RailsConf 2024 talk, focusing on the continuing role of Rails in modern tech startups.

🚀 Stuck on Ruby 2.7? Need to Upgrade on a Budget? — Gradually pay down tech debt: Stop postponing your upgrade, ship it with our cost-effective maintenance service.

Bashly 1.2: Bash CLI Script Generator — Declare the basic user-facing elements of a CLI tool (arguments, environment variables, command groups, default values, and more) and Bashly generates the Bash code to make it a reality. There are numerous examples in the GitHub repo.

Lamby 6.0: Rails + AWS Lambda Integration for Rack — Lamby is the culmination of all Ken’s knowledge on the topic of running Rails serverlessly on AWS’s stack. There’s some quick start documentation if you want to see how it comes together. v6 switches things over from Rack v2 to v3.

Accessing Request Headers in a Rails Controller — A look at how digging into the request headers helped to debug a failing spec.

An Introduction to Auth0 for Rails — Auth0 is a commercial, but popular, auth platform with a generous free tier and presents an alternative to Devise if you want things more ‘managed.’

Hanami 2.2.0 Beta 1 Released — This new beta of the popular Ruby web framework offers up a preview of a new database layer (based upon Ruby Object Mapper), as well a new approach (operations) for organizing business logic.

IRB and Rails Console Enhancements in 2024 So Far — The last six months have brought a much-improved help system, a new extension API (so you can write your own IRB commands), a better show_source, easier debugging, and some Rails console improvements, such as showing your environment in the prompt. Be sure to have the irb gem in your Gemfile.

Ruby Methods are 'Colorless' — The latest in a series on concurrency and asynchronous programming in Ruby tackles a concept raised by Bob Nystrom where color is used to distinguish synchronous and async functions and how they interact. Ruby skips around this idea, as JP demonstrates. A good post to go a little deeper on your thinking about Ruby's sync/async situation.

Implementing Minesweeper in 100 Lines of Clean Ruby — A well-explained, interesting, and, perhaps, fun tutorial that uses some of the more recent language features, like the Data class and endless methods, resulting in the impressive LOC count. Now I wanna spin up Windows 3.1 again..

Puma-dev and Using It with Rails Apps — Puma is a popular choice in the Ruby/Rack web server space and Puma-dev takes it a step further in managing local apps in dev with local https and domains for separate apps.

reinteractive::Custom AI Integrations with RoR — Struggling with AI integration in Rails? Tell us your project - we'll show you how. Book a meeting.

Finding Memory Leaks in the Ruby Ecosystem — ruby_memcheck is a tool that uses Valgrind to dig into, and debug, memory issues in native Ruby gems, an area that has historically been quite hard to work in. Peter looks at an improvement made to Ruby to track memory leaks and how you can use it.

Simple, Fast Data Analytics with Postgres + DuckDB — Fast queries of Iceberg, Parquet, CSV, or JSON in S3. A simple and powerful query engine for metrics, logs, IoT data and more right where your data lives. Full access to Postgres tools and resources. Backed by the Postgres team at Crunchy Data.

▶  43 Talks from RailsConf 2024 — What a treat! If you couldn’t get to Detroit for RailsConf in May, now you can enjoy the talks in your own time. Dig into Rails test profiling, crafting Rails plugins, JavaScript testing for Rails devs, SQLite on Rails, accessibility, and much more besides.

Ruby 3.3.4 Released — A minor release of the latest Ruby branch that fixes a regression introduced in Ruby 3.3.3 involving missing dependencies in some bundled gems. Takashi notes, however, that if bundle install works fine for you on 3.3.3, you aren’t encountering the issue.

How to Add Feature Flags to Rails Apps — Feature flags are a useful mechanism for changing the behavior of your app at runtime by turning features on and off, whether for all users or a subset. Julian summarizes the concept and shares some Rails-focused options.

Notes on Migrating from Carrierwave to Active Storage — CarrierWave is a very long standing file upload solution for Rack-based apps, but Ben wanted to try going official with Rails’ Active Storage.

🎬 Debugging a Slow Rails Controller with Honeybadger Insights — Watch Honeybadger co-founder Ben Curtis as he uses Honeybadger Insights to troubleshoot a slow controller action in Rails.

Misuing Rails' content_for to Push Data Attributes up the DOM — If you’ve ever had issues with Stimulus controllers and setting the data attributes at the right spot in your views, here’s a (self-proclaimed) hack to save the day.

Todo MVC Implemented in Ruby with Glimmer DSL for Web — A fantastic example of the potential of Ruby on the frontend with the popular Todo MVC example app implemented in Ruby, rather than JavaScript.

SearchFlip 3.9: Full-Featured Elasticsearch Client with Chainable DSL — If you want to use Elasticsearch’s powerful full text search features from Ruby, here’s a nice API for it.

Versionaire 13.5: An Immutable Semantic Version Type — If you’re working with version numbers, this class provides a lot of neat abstractions (for comparisons, type conversions, equality, etc.)

Discovering an 'Old' Syntax Feature History — Victor continues his investigations into various aspects of Ruby’s features by digging into something he hadn’t noticed had made it into the language some 15 years ago: the ability to have mandatory arguments after optional arguments. I hadn’t noticed this either!

SQL Studio: An SQL Database Explorer — It’s not a Ruby project, but nonetheless useful to quickly work with SQLite files or Postgres/MySQL databases. You can download it here or check out a live demo.

Bunny: A Popular, Easy to Use, Mature Ruby Client for RabbitMQ — It’s not often you see a 12 year old Ruby library being actively maintained like this.

Magnus 0.7: Write Ruby Extensions in Rust (or Call Ruby from Rust) — A Rust library providing a high-level interface to Ruby’s C API so you can write Ruby extension libraries in Rust, or embed Ruby in a Rust program. GitHub repo.

Iteration and Sidekiq 7.3.0 — The latest version of the popular Sidekiq background job processor introduces a major new feature: Iterable Jobs. Mike Perham explains all here.

JRuby 9.4.8.0 Released — The latest version of the JVM-based Ruby implementation gets a variety of bug fixes in its Ruby 3.1-compatible branch. The Ruby 2.6-compatible branch also gets an update with JRuby 9.3.15.0. JRuby 10, supporting Ruby 3.4, is expected later this year.

Software Consultants Your Team Actually Wants to Work with 🥳 — Test Double solves tough problems from strategy to execution. Weekly rates. Open contracts. No management required.

Parsing CSV Files in Ruby — A brief introduction to Ruby’s long standing csv library (nowadays separated into its own gem.)

Debugging in Ruby with Debug — A quick overview of the debug gem, a powerful debugger that’s been shipping with Ruby since version 3.1.

Top Five Postgres Surprises From Rails Devs — From the author of High Performance PostgreSQL for Rails come some excellent tips about making Postgres faster, such as covering indexes, understanding pages, and using PostgreSQL for more than just CRUD data.

Writebook: 37signals' New, Free Rails App — A few months ago, 37signals released Campfire, a Rails-powered chat system, and many Rails developers bought it to see how 37signals and DHH write Rails code. Writebook is their new app that lets you publish Markdown-formatted books to the Web, and even if you don’t need the app, it’s a cool (free) way to see ‘how the...

JRuby's Independence Day: Red Hat Ceases Funding — The JVM-based JRuby is easily the most successful and feature-complete alternative Ruby implementation and has received much support from Red Hat over the years. Times are changing as co-maintainer Charles Nutter is leaving Red Hat and needs your support to keep the project healthy.

Ruby: A Great Language for Shell Scripts — Ruby is a great scripting language, so if you do a fair amount of shell scripting, you might consider moving to Ruby for the more complicated scripts.

pg_easy_replicate: Switch Databases with Minimal Downtime — A Ruby-powered orchestrator to simplify the task of setting up logical replication between two Postgres databases then letting you switch over to the newer one with minimal downtime.

feed2thread: A Blog to Threads Mechanism — A gem that reads your site’s feed and posts each entry to Meta’s Threads, using the newly-released Threads API.

On the Use of Private Methods — Recently, Noel wrote about access control for methods generally, but now shares his strong opinions about when it does and doesn’t make sense to go private.