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Software Development

The Invisible Contract Between a Framework and Its Users — And What Happens When a Major Version Breaks It
When a team adopts Spring, Hibernate, or any long-lived Java framework, they are not just choosing a library. They are…
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Core Java

Mutation Testing With PIT in Java: The Coverage Metric You’re Ignoring That Actually Measures Test Quality
Line coverage tells you which code ran. Mutation testing tells you whether your tests would actually catch a bug. Here…
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Core Java

The Lies Your Microbenchmarks Tell You: A JMH Field Guide for Backend Engineers
JMH is powerful, but deceptively easy to misuse. Here are the five pitfalls that silently corrupt your results — and…
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Software Development

Why “Make It Work, Then Make It Right, Then Make It Fast” Produces Bad Systems at Scale
Kent Beck’s maxim is genuinely good advice for an individual working on a bounded problem. The argument here is that…
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Enterprise Java

Understanding Spring Data AOT Repositories
Spring Boot 3 introduced several enhancements for cloud-native and native-image applications. One of the most important optimizations is AOT (Ahead-of-Time)…
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Core Java

How to Import P7B into Java Keystore
In Java-based applications, SSL/TLS certificates are managed using a Java KeyStore (JKS or PKCS12). Often, certificates are provided in different…
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Software Development

The Reason Most Architecture Decision Records Get Written and Never Read Is Architectural, Not Cultural
Architecture Decision Records are praised universally and practised sporadically. The orthodox explanation is culture and discipline. The deeper argument is…
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