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Curated developer articles, tutorials, and guides — auto-updated hourly
Shai Almog1d ago • 3 min read
Smaller Simpler Maven Projects
New Maven apps default to a root POM and common module. Build the same targets, keep native source d...
#java#mobile#android#ios
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Shai Almog2d ago • 8 min read
PGO for Faster Apps and Generational/Adaptive GC
Build faster native apps with profile-guided optimization on Pro and Enterprise. Enable PGO for iOS,...
#java#mobile#android#ios
6 0
Shai Almog5d ago • 4 min read
Update DB Schema in Production with Flyway like Syntax
Use ordered SQL migrations on client and server, validate schema history and handle skipped releases...
#java#mobile#android#ios
7 1
Shai Almog4d ago • 5 min read
How Do You Test Spring Compatibility?
Write behavior tests in your Spring application, then run the same assertions against its Codename O...
#java#mobile#android#ios
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Shai Almog3d ago • 5 min read
Try Real Java in Your Browser, Compiler Errors Included
The Playground compiles Java to bytecode and translates it inside the browser. Try records and lambd...
#java#mobile#android#ios
6 0
Jason McKayOct 16, 2026 • 7 min read
The permission you can't prompt away
Enforcing agent safety in the tool layer, not the system prompt. Drawn from a personal agentic...
#ai#agents#java#security
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Lago Moreno2d ago • 10 min read
Your Java LLM agent works in the demo. Friday night in production is another story.
Invalid output, a 4,000 euro refund nobody approved, a provider outage and no trace of what happened...
#java#ai#opensource#showdev
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Chaminade Dondah ADJOLOU4d ago • 8 min read
You Don't Need Python to Ship AI: Adding an LLM Feature to a Spring Boot API
AI owns DEV's front page this week: AI features running in the browser on one side, AI fatigue on th...
#backend#springboot#ai#java
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SEBAA Mohammed2d ago • 3 min read
Running Claude Code with Ollama and Local Models
A quick step-by-step guide to setting up Claude Code in IntelliJ and connecting it to local models t...
#ai#java#ollama#claudecode
34 14
Mauricio Andrade3d ago • 10 min read
Kikanai: I stopped listening to voice notes, and a local Gemma reads them for me
This is a submission for the Hacktoberfest Open-Source AI Challenge Week 3: Slow and Steady. In...
#hf26challenge#devchallenge#java#bestuseofgemma
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Gabriel AnhaiaOct 16, 2026 • 9 min read
Kafka 4.2 Has Queues Now: How Share Groups Break One-Consumer-Per-Partition
Share groups let many consumers read one Kafka partition, with per-record acks, 30s locks, delivery ...
#kafka#eventdriven#java#architecture
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Aniket Bhattacharyea2d ago • 12 min read
Spring Boot Integration Tests Are Slow and Messy: Here's How to Fix Them
Integration test suites can get slow without anyone deciding they should. Another @SpringBootTest...
#springboot#testing#kotlin#java
1 1
jamilxt5d ago • 8 min read
Structured Concurrency vs CompletableFuture: How Java Finally Fixed Parallel Calls
Every backend codebase I have worked in has the same method somewhere. It fetches data from three or...
#java#concurrency#springboot#jvm
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Muhammedfuad Bashar2d ago • 5 min read
Building a Multi-Role Platform in Spring Boot: What Five User Types Do to Your Design.
Notes from building FarmNomad - an AgriTech platform where farmers, customers, drivers, food banks,....
#java#springboot#webdev#architecture
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jamilxt5d ago • 7 min read
The Creator of Jenkins Now Wants You to Run Fewer Tests
In 2004, a developer at Sun Microsystems was tired of breaking builds. He wrote a small tool as a...
#java#jenkins#devops#ai
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Gaddeti Rohit BabuOct 16, 2026 • 5 min read
Threads Are Not Connections: A Spring Boot Concurrency Incident
Description: A Spring Boot service slowed down under load because API calls and database...
#java#springboot#concurrency#performance
1 1
Aniket Bhattacharyea2d ago • 15 min read
AssertJ vs Kotest Assertions: picking the right assertion library for JVM tests
JUnit 6 ships with assertEquals, assertTrue, and a handful of other primitives. They work, but they....
#kotlin#java#jvm#testing
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Haik3d ago • 12 min read
I'm a .NET Developer. I Benchmarked Java vs C# and I Didn't Like the Answer. Again.
In August I benchmarked Go against C# and did not enjoy the result. But I had a consolation prize...
#java#csharp#dotnet#performance
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jamilxt5d ago • 8 min read
A Java Architect Mapped AI Into Four Layers: Where Java Wins Today and Where It Still Hurts
If you work in the JVM ecosystem, you have heard the verdict repeated all year: AI belongs to Python...
#java#ai#jvm#openjdk
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Ronit Solanki6d ago • 3 min read
VaultExam AI: Mock Tests from Your Notes, Without Uploading Them Anywhere
This is a submission for the Hacktoberfest Open-Source AI Challenge Week 2: Side Hustle ...
#devchallenge#hf26challenge#java#ai
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Ed Legaspi6d ago • 9 min read
A Trading Bot Is Easy. A Trading Engine Is Not
Building a trading bot is surprisingly straightforward. Get some market data. Calculate a few...
#java#springboot#architecture#trading
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Nicolas DUMINIL1d ago • 24 min read
Distributed Transactions in Enterprise Applications: From X/Open to MicroProfile LRA
Abstract The problem of making several independent systems agree on a single outcome...
#architecture#backend#java#microservices
0 1
Mayur Bodhare2d ago • 18 min read
Gradle vs Maven: Which Java Build Tool Should You Pick?
A simple guide to Gradle: how it works, build.gradle.kts, gradle init, tasks, dependencies, reposito...
#java#gradle#beginners#tutorial
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Bar Dror2d ago • 8 min read
Go Defer Order and Stack Unwinding: Execution Gotchas Explained
Understand golang defer execution order multiple defer statements: LIFO stack unwinding, panic handl...
#go#java#programming
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