Search Articles — Sudonull

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/httpclient-spring-7-feign-replacement

Declarative HttpClient in Spring 7 as an alternative to FeignClient. Setup with OpenAPI, validation, virtual threads. Instructions for middle/senior dev.

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/sa-tests-db-data-flows-in-static-analysis

Learn how data flow analysis and interprocedural approach allow the static analyzer to pass Russian National Standard R 71207-2024 on sa-tests-db. Details on data-flow, control-flow, and hybrid scheme for C, Java, Python.

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.

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 (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 - 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 Tutorial - GeeksforGeeks

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

Jul 8, 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, which …

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!

Java (software platform) - Wikipedia

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

Writing in the Java programming language is the main way to produce code that will be deployed as byte code in a Java virtual machine (JVM); byte code compilers are also available for other languages, …