Core Java
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Rust’s Borrow Checker for Java Developers: A Mental Model That Actually Sticks
No fluff, no deep dives into unsafe code. Just the ownership model, translated into Java terms you already know. If…
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Java HttpSession Object Storage
In Java web applications, maintaining user state across multiple requests is essential. Since HTTP is a stateless protocol, we use…
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SQLite in 2026: Why Serious Apps Are Choosing It Over Postgres
For two decades, SQLite was the database you used in tests, mobile apps, and quick prototypes — and then swapped…
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Spec-Driven Development with AI: Write the Spec First, Then Prompt the Implementation
Vibe coding gets a feature built. Spec-driven development gets a system built correctly. The difference is whether you hand an…
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Fixing PatternSyntaxException: Unclosed Character Class
In Java, regular expressions are widely used for pattern matching, validation, searching, and string manipulation. The Java Regex API provides…
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Rust in the Enterprise: A Java Team’s Honest Assessment After 18 Months of Production Use
We are a Java shop. Have been for twelve years. We know Spring Boot, we know how to tune G1GC,…
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Go 1.24 vs Java 25 for Microservices: An Updated Honest Benchmark in 2026
Most Go vs Java comparisons you find online predate virtual threads, generational ZGC, and Go’s Swiss Tables. This is the…
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Java IPv4 to IPv6 Conversion
With the growing demand for IP addresses, IPv6 was introduced as a successor to IPv4. While IPv4 uses 32-bit addresses,…
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Virtual Threads Two Years In: Production War Stories, the Pinning Edge Cases, and What JDK 25 Fixed
Java 21 shipped virtual threads in September 2023. Two-plus years of production data later, the picture is more nuanced than…
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