All
Articles 176,076Blog Posts 163,954Tech Tutorials 46,939Research Papers 34,385News 22,183
⚡ AI Lessons
Dev.to · Alex Aslam
🔧 Backend Engineering
⚡ AI Lesson
4mo ago
Deadlock hunting: PostgreSQL advisory locks in distributed systems
Or: How I learned to stop worrying and love the 64-bit integer Let me paint you a scene. It's...
Dev.to · Alex Aslam
🔧 Backend Engineering
⚡ AI Lesson
7mo ago
The Shape of Light: What’s New in Rails 8.1
A Senior Developer’s Journey Through the Latest Release There is a moment in the studio of a...
Dev.to · Alex Aslam
🔧 Backend Engineering
⚡ AI Lesson
1y ago
Reducing ActiveRecord Callback Chains by 80% Using POROs
"Our callback hell was so bad, even Rails creators would’ve cried." ActiveRecord callbacks...
Dev.to · Alex Aslam
🔧 Backend Engineering
⚡ AI Lesson
1y ago
Hotwire’s Dark Side: When Real-Time Isn’t Worth It
"We added Hotwire to our Rails app—and watched our server bill double." Hotwire (Turbo +...
Dev.to · Alex Aslam
🔧 Backend Engineering
⚡ AI Lesson
1y ago
Rails + WASM: A Future for Server-Side Rendering?
"What if your Rails app could render React at 100,000 requests per second—without...
Dev.to · Alex Aslam
🔧 Backend Engineering
⚡ AI Lesson
1y ago
Why We Replaced Rails with Elixir (And Regretted It)
"We rewrote our Rails app in Elixir—and it cost us 6 months of our lives." Elixir promised...
Dev.to · Alex Aslam
🔧 Backend Engineering
⚡ AI Lesson
1y ago
CQRS Pitfalls: Why Your Read Model is Stale
"Your dashboard shows 'processing'—but the order shipped hours ago." Command Query...
Dev.to · Alex Aslam
🔧 Backend Engineering
⚡ AI Lesson
1y ago
Rails Without ActiveRecord: When to Go Full CQRS
"Your Rails app is drowning in SQL—and it’s time to throw it a lifeline." ActiveRecord is...
Dev.to · Alex Aslam
🔧 Backend Engineering
⚡ AI Lesson
1y ago
Event Sourcing vs. Blockchain: Where Immutability Matters
"Immutability isn’t magic—it’s a tradeoff." Both event sourcing and blockchain promise: 🔒...
Dev.to · Alex Aslam
🔧 Backend Engineering
⚡ AI Lesson
1y ago
CRUD Lies: Hidden Pitfalls of Simple Updates
"Your database is lying to you—and you don’t even know it." CRUD (Create, Read, Update,...
Dev.to · Alex Aslam
🔧 Backend Engineering
⚡ AI Lesson
1y ago
When to Switch from CRUD to Events: The Tipping Point
"Your CRUD app works fine—until suddenly, it doesn’t." You started with simple...
Dev.to · Alex Aslam
🔧 Backend Engineering
⚡ AI Lesson
1y ago
Event Sourcing vs. CRUD: When 1000 Database Writes Don’t Matter
"Your database is a ledger, not a scrapbook." Most apps treat data like a...
Dev.to · Alex Aslam
🔧 Backend Engineering
⚡ AI Lesson
1y ago
From Events to APIs: Building a REST Layer on Event Sourcing
"Your event store holds the truth—but your users just want a damn API." Event sourcing...
Dev.to · Alex Aslam
🔧 Backend Engineering
⚡ AI Lesson
1y ago
Event Sourcing + Hexagonal Rails: A Survival Guide
"We built the perfect event-sourced system—until we needed to change it." Event sourcing...
Dev.to · Alex Aslam
🔧 Backend Engineering
⚡ AI Lesson
1y ago
Event Sourcing in Rails: Rebuilding Reality From a Stream of Truth
Your database is lying to you. Every UPDATE users SET status = 'banned' erases history. Every DELETE...
Dev.to · Alex Aslam
🔧 Backend Engineering
⚡ AI Lesson
1y ago
Hexagonal Rails: Escape the Framework Trap
Your Rails app is not your business. Let’s face it: most Rails codebases look like this: class...
Dev.to · Alex Aslam
🔧 Backend Engineering
⚡ AI Lesson
1y ago
Event-Driven Architecture with Rails: Breaking Free from the Request-Response Trap
Your Rails app isn’t just a website—it’s a nervous system. Every time you: Call...
Dev.to · Alex Aslam
🔧 Backend Engineering
⚡ AI Lesson
1y ago
The Phantom Deadlock: When Rails, Sidekiq, and PostgreSQL Collide
It was 3 AM when PagerDuty screamed into the void. Our Sidekiq dashboard showed a nightmare:...
DeepCamp AI