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Java continues its evolution with another major release. Java 26 introduces important improvements across language features, runtime performance, garbage collection, concurrency, s...
Arrays in Java are fundamental data structures used to store elements of the same type sequentially in memory. They provide a convenient way to manage collections of data where eac...
Java Meets the Spreadsheet Apache POI has been the standard Java library for reading and writing Excel files for over twenty years. It handles the majority of everyday spreadsheet...
Tim Lindholm, Java's original JVM maintainer, shares with El Reg some of the grungy build details the doc glosses over
Java 8 gave interfaces actual behavior, then had to answer the same question C++ has been arguing about for thirty years. It answered it much better. The exact compiler rules, veri...
Understanding the structure of a Java application becomes more challenging as the codebase grows. Generating diagrams from source code helps developers visualize important componen...
What the new value keyword actually changes about heap layout, and why data-heavy Java applications should pay attention. For more than a decade, Java developers have lived with a...
JEP 401 is real, it’s in an early-access build today, and you can run it right now. It just isn’t landing where most people think it is. A decade of conference talks, name changes,...
Image attributed to Pexels.com Having a Java side project operate locally is important, but deploying it is another step. Live deployments let you test the project in real-world si...
Java applications have traditionally relied heavily on runtime class loading, linking, interpretation, profiling, and Just-in-Time (JIT) compilation. These mechanisms provide excel...
In Part 1, the minimal deployment showed constraints traveling with the proxy: authentication, encryption, hardened deserialization, all declared in configuration and enforced at t...
Why Java stands almost alone among mainstream languages in forcing you to declare or catch certain exceptions, the criticism that shaped C# and Kotlin, and whether the reasoning be...
Equality in Java is evolving. The post Java Weekly, Issue 659 first appeared on Baeldung.
IntelliJ IDEA Conf is back, JDK 27 got its first RC and JDK 28 is already looking solid The post Java Weekly, Issue 661 first appeared on Baeldung.
The Java Story | The Official Documentary provides more than a retrospective on one of the most influential programming languages. Tracing Java’s journey from the Oak project at Su...
The constraint system stops a bad call before it leaves the JVM. The Safe Codebase Audit Pipeline stops bad code before a client ever loads it. What remains is identity: who is cal...
Why the JMM is the invisible contract behind every concurrent Java program — and what breaks when you misread it. Most Java developers write concurrent code by reasoning about it a...
Every class file passes a formal dataflow analysis before the JIT ever sees it, and that quiet checkpoint is what actually makes the JVM’s sandbox model possible. Ask most Java dev...
1. val vs varContinue reading on Medium »
JEP 401, integrated into JDK 28, introduces value objects. These new class instances feature final fields, altered behavior for equality checks, and stricter construction and synch...
In the first article, we got started with Jeffrey Microscope and learned to read a single flamegraph — the timeseries, search, tooltips, and the allocation and wall-clock variants....
When working with Java applications and MySQL, one of the most common database exceptions developers encounter is java.sql.SQLException: Incorrect string value. This error usually...
JDK 24 removed the monitor-related carrier-thread pinning that stalled Netflix and similar teams on Java 21. What has replaced it on JDK 25 LTS is downstream-resource saturation: T...
Set up Selenium with Java, write your first WebDriver test, scale to parallel execution, and apply best practices for maintainable automation.
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