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Writing XLSX files involves two concerns that have nothing to do with each other: OOXML correctness — relationships, content types, namespace decla
Legacy code is the skeleton of every successful company. It runs billing, processes orders, and holds business rules that nobody has fully understood
Go 1.24 vs Java 24: Memory Usage for REST APIs Serving 50k RPS High-throughput REST APIs demand efficient memory usage to minimize infrastr
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What is the Set interface? The Set interface in Java is your go-to when you need a collection that stores unique elements only. No duplicates, no in
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In the world of modern enterprise application development, document conversion is a frequent and essential task. While Word documents (.docx) are comm
In 2024, 68% of Java production outages traced to undiagnosed CPU or memory leaks could have been prevented with continuous profiling. Java 24’s new G
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The Death of the Strategy Pattern: Why Java’s Sealed Hierarchies Rule 2026 Agentic Workflows In 2026, building high-scale agentic systems w
Building enterprise systems today requires more than just microservices. In these 2 guides, I break down how to design scalable, resilient, cloud-nat
When processing 10 million 4096-bit RSA key generation tasks, Rust 1.85 outperforms Go 1.24 by 42% and Java 21 by 68% in raw throughput, but at 3x the
Ever wondered how Java handles multi-threading behind the scenes? Learn what happens internally when you submit a task to ExecutorService with this be
Mastering Latest Java Multithreading Interview Questions 2026 Prepare for your next Java interview with the most recent and challenging mu
The numbers everyone is talking about Let me start by scaring you a little — then I promise I'll calm you down. According to a recent piec
Building an MCP Server in Spring Boot (Step by Step) In the previous post, I explained what MCP is and why it matters. Now let's build one.
The current AI discourse is obsessed with 'Software Hope' — the belief that probabilistic wrappers can accurately govern the world's most critical en
Over the past months, I’ve been focused on improving my backend development skills by building real projects instead of only following tutorials. Dur
Vanilla JavaScript validators: the algorithms behind Spanish ID documents This article walks through the validation algorithms for Spanish
Most chat pet projects follow the same path: authentication, user search, a messages table, WebSocket delivery, and a React UI. That is a good way to