Search Articles — Sudonull

https://sudonull.com/legacy-code-optimization-reducing-processing-time-by-99

How to speed up processing of 75k records in a legacy system in 4 steps. Analysis of overhead costs, batch operations, batch setup and safe scaling. Practical case for Java developers.

https://sudonull.com/java-backend-courses-2026-top-7-programs

Choose a Java backend course for 2026: Netology, Skillbox, Hexlet. Spring Boot, microservices, internships, AI. Comparison, projects, reviews. Start learning!

https://sudonull.com/cuba-platform-for-java-pros-and-cons

CUBA Platform Breakdown: how the framework speeds up hackathons but slows down production. Comparison with Spring, scaling issues, vendor lock-in. For middle/senior devs — read cases and conclusions.

https://sudonull.com/threads-in-java-architecture-and-synchronization

Breakdown of threads from processor to JVM: Race Condition, monitors, ReentrantLock, CompletableFuture. For middle/senior developers. Master without errors in production.

https://sudonull.com/stream-api-vs-flux-differences-for-java-developers-guide

We break down the architectural differences between Stream API and Flux. Learn when to use each tool and avoid critical design errors. Read the detailed guide.

Java | Oracle

https://www.java.com/

Oracle Java is the #1 programming language and development platform. It reduces costs, shortens development timeframes, drives innovation, and improves application services.

Download Java

https://www.java.com/en/download/

Apr 21, 2026 · This download is for end users who need Java for running applications on desktops or laptops. Java 8 integrates with your operating system to run separately installed Java applications.

Java Downloads | Oracle

https://www.oracle.com/java/technologies/downloads/

Download the Java including the latest version 17 LTS on the Java SE Platform. These downloads can be used for any purpose, at no cost, under the Java SE binary code license.

Java Software | Oracle

https://www.oracle.com/java/

Oct 6, 2009 · Join the global Java community and explore Oracle’s role in stewarding the Java platform and supporting open source development across the ecosystem. Access learning paths, tutorials, …

Java Tutorial - W3Schools

https://www.w3schools.com/java/

Learn Java Java is one of the world's most widely used programming languages. Java is free to use, and runs on all platforms.

Java (programming language) - Wikipedia

https://en.wikipedia.org/wiki/Java_(programming_language)

[22] Java was designed by James Gosling at Sun Microsystems. It was released in May 1995 as a core component of Sun's Java platform. The original and reference implementation Java compilers, virtual …

Java Tutorial - GeeksforGeeks

https://www.geeksforgeeks.org/java/java/

Jun 6, 2026 · Java is a high-level, object-oriented programming language used to build web apps, mobile applications, and enterprise software systems. Java is a platform-independent language, …

Download JDK 8, 11, 17, 21, 25, 26 | Java Builds for Linux, Windows and ...

https://bell-sw.com/pages/downloads/

Download Liberica JDK, supported OpenJDK builds. Open source Java 8, 11 and more for Linux, Windows, macOS.

Introduction to Java - W3Schools

https://www.w3schools.com/java/java_intro.asp

By the end of this tutorial, you will know how to write basic Java programs and apply your skills to real-life examples. You don't need any prior programming experience - just curiosity and practice!

Online Java Compiler - Programiz

https://www.programiz.com/java-programming/online-compiler/

Write and run your Java code using our online compiler. Enjoy additional features like code sharing, dark mode, and support for multiple programming languages.