Core Java
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LLM Apps in Java Using LangChain4j
LangChain4j is a powerful Java framework that simplifies the integration of large language models (LLMs) into Java applications. It provides…
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Java Thread-per-Connection vs Thread-per-Request
This article explores how Java uses threads to manage client connections and process incoming requests. We will compare the thread-per-connection…
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Generate a Valid Expression from String Numbers to Target Value
In this article, we will explore how to generate a valid mathematical expression from a string of digits that evaluates…
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Session Fixation and CSRF in Modern Java Apps: Still a Threat in 2025?
In the ever-evolving landscape of web security, some threats never quite go away—they just adapt. Session Fixation and Cross-Site Request…
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End-to-End Audit Logging in Java: Capturing Who Did What and When
Note: This article explores implementing a robust audit trail system using Aspect-Oriented Programming (AOP) with aspects and Spring Events in…
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Secure Inter-Service Communication in Java Microservices with mTLS
In modern microservice architectures, securing communication between services is crucial to protect sensitive data and maintain trust boundaries. Mutual TLS…
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What Is an API in Java?
From web development to mobile apps, and especially in Java, APIs are essential to building scalable, modular, and maintainable applications.…
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Best Practices for Storing and Validating Passwords in Java (BCrypt, Argon2, PBKDF2)
Password security is critical for any modern application. Java developers often face the question:Which algorithm should I use? In this…
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Getting Started with OSHI
OSHI (Operating System and Hardware Information) is a free, open-source Java library used to retrieve system information like CPU, memory,…
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