Performance
-
Core Java
The Disruptor and Mechanical Sympathy: Ring Buffers Against Queues
Most Java developers reach for a queue whenever two threads need to talk. It feels natural, and it usually works…
Read More » -
Core Java
JFR Event Streaming: Continuous Production Profiling Without a Vendor Agent
Your JVM already ships with a profiler that is safe for production. Since JDK 14, it can also talk to…
Read More » -
Software Development
Little’s Law: Why Adding Threads to a Saturated System Makes Latency Worse
Picture the incident. Latency is climbing, the dashboards are orange, and someone on the call says the obvious thing: “We’re…
Read More » -
Core Java
Records in Production: Where They Shine and Where They Silently Fail
Records are one of the most genuinely useful additions to modern Java. They eliminate boilerplate, communicate immutability at the type-system…
Read More » -
Python
Python 3.13 Free-Threaded Mode: What No-GIL Means for You
After nearly three decades, Python’s most notorious bottleneck is finally optional. Here is what really changes — and what does…
Read More » -
Core Java
The Lies Your JVM Profiler Tells You: Safepoints, Biased Sampling, and WhyYour Hotspot Analysis Is Wrong
You ran your profiler. You found the hotspot. You optimised it. Performance didn’t change. Here’s the precise technical reason why…
Read More » -
Enterprise Java
Metric Tagging in Micrometer
Micrometer is the instrumentation facade in Spring Boot’s observability ecosystem, providing a unified API to collect, tag, and publish metrics…
Read More » -
JavaScript
Debugging JavaScript Like a Detective: Chrome DevTools Secrets
Debugging JavaScript can sometimes feel like solving a mystery—you’ve got clues, suspects, and a case to crack. Fortunately, Chrome DevTools…
Read More » -
Software Development
Rust vs. Go: Choosing the Right Language for High-Performance Systems
The choice between Rust and Go often arises when developers are tasked with building high-performance systems. Both languages were designed…
Read More »
