Maven vs. the World: Why Gradle Won (But Maven Still Rules in Banking)
In the Java ecosystem, the build tool debate often generates strong opinions. As Martin Fowler, renowned software architect, observes: “Maven’s rigidity is actually its strength in enterprise...
View ArticleCompare Long Collections & Sort Example
Sorting is a fundamental operation in Java programming, especially when dealing with collections of data. When working with lists of Long values, developers often need to define custom sorting...
View ArticleMonitor Non-Heap Memory in the Java Virtual Machine
Java applications run on the Java Virtual Machine (JVM), which manages memory in two primary segments: heap and non-heap. While heap memory often gets more attention due to its role in object...
View ArticleThe Forbidden Maven Cache: A Deep Descent into Dependency Hell
Maven’s local repository (~/.m2/repository) is a double-edged sword—a silent guardian of build speed and a lurking demon of hidden failures. When it works, builds fly. When it breaks, engineers weep....
View ArticleMaven Plugins from Hell: When Your Build Hijacks Your PC
Modern software development relies heavily on build tools like Apache Maven to manage dependencies, compile code, and automate deployments. However, what happens when a seemingly harmless Maven plugin...
View ArticleHibernate Entity Dirty Check Example
Hibernate is a popular ORM (Object Relational Mapping) tool in Java that automatically maps Java objects to database tables. One of its powerful features is the dirty checking mechanism. It helps in...
View ArticleMockito in 2050: Will AI Write Your Unit Tests?
The future of unit testing is evolving—fast. With AI-powered tools like GitHub Copilot and self-healing test frameworks, developers may soon offload much of their testing work to machines. But what...
View ArticleJava in 2030: Will It Survive WebAssembly?
The rise of WebAssembly (Wasm) has sparked debates about Java’s future in a world where near-native web performance is possible without the JVM. With browsers, edge computing, and even serverless...
View ArticleCopy Specific Fields via Spring BeanUtils.copyProperties Example
1. Introduction In this example, I will demonstrate all the available methods to copy specific fields via BeanUtils.copyProperties in a Spring application. The Spring Framework’s BeanUtils class...
View ArticleMapStruct: Map Source Object To Target List Example
Mapping between objects is a common requirement in Java applications, especially when transforming DTOs to Entities or vice versa. MapStruct simplifies this process by generating type-safe mappers at...
View ArticleBeyond REST: GraphQL Federation in Spring Boot: Build Scalable APIs with Apollo
While REST has long dominated API design, GraphQL Federation is emerging as a powerful alternative for scalable, type-safe microservices architectures. Unlike monolithic GraphQL APIs, federation allows...
View ArticleJVM Warmup Optimization: Cutting Startup Time for High-Throughput Apps
The JVM’s just-in-time (JIT) compilation delivers peak performance—but only after warming up. For low-latency systems (serverless, real-time trading, microservices), slow warmup means: Higher tail...
View ArticleHow to Reuse PreparedStatement in Java
Java Database Connectivity (JDBC) remains the standard foundation for interacting with relational databases in Java applications. One of its key components is the PreparedStatement interface, which...
View ArticleJava vs. Rust vs. Go in Systems Programming: A Comparative Analysis
While Java remains dominant in enterprise applications, cloud services, and Android development, its position in systems programming is being challenged by Rust and Go. Each language has distinct...
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