Core Java
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Project Panama FFM API: Calling C Code Without JNI Hell
Java has always needed a way to call native code. Scientific computing, image processing, hardware drivers, cryptography libraries — the…
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Stop Blindly Trusting AI: Java Pitfalls I Discovered in 2026
By 2026, AI coding assistants have become as routine in a Java developer’s workflow as Stack Overflow once was. Stack Overflow’s…
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Structured Concurrency in JDK 27: How StructuredTaskScope Prevents Thread Leaks
Virtual threads solved the scalability problem — but not the correctness problem. You can now spin up a million threads…
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GIS Map Service Introduction in Java
1. Introduction You can see various map services like google maps, bing map and more in your ordinary life. This…
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OpenCV Android Object Detector
This post will be the final chapter of my series on object detection since we have explored the possibility of…
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ZGC vs G1GC in Java 26: Which GC Should You Actually Use?
Every time a new Java release drops, the question surfaces again in Slack channels and pull-request threads alike: “Are we still…
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Understanding the Key Derivation Function API in Java 25
Java 25 introduces a standardized Key Derivation Function (KDF) API that simplifies the process of deriving cryptographic keys from passwords,…
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JUnit5 & Gradle Parallel Testing Example
Modern software applications often contain hundreds or even thousands of automated tests. While these tests help maintain software quality, execution…
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Sealed Interfaces + Exhaustive Switch: The Pattern the Senior Java Interview Expects
Six progressively harder questions — from exhaustiveness guarantees and non-sealed subtypes to generic bounds and cross-package visibility. Everything a senior…
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