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Java backend courses 2026: top-7 programs

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!

HttpClient Spring 7: Feign replacement

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.

Legacy code optimization: reducing processing time by 99%

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.

sa-tests-db: data flows in static analysis

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.

CUBA Platform for Java: pros and cons

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.

From the web

Oct 24, 2026 ·

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

Oct 24, 2026 · Download Java Version 8 Update 511 Release date: October 24, 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. If you were asked to install Java to run a desktop application, it's most likely you need this ...

4 days ago ·

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

4 days ago · Java is a high-level, object-oriented programming language used to develop web, mobile, desktop, and enterprise applications. It is known for its platform independence, security, reliability, and extensive library support.

Apr 20, 2026 ·

https://www.geeksforgeeks.org/java/operators-in-java/

Apr 20, 2026 · Java operators are symbols used to perform operations on variables and values. They play a key role in expressions, calculations, and decision-making in programs. Operators help simplify complex logic into concise statements. They follow a defined precedence and associativity to determine execution order. Some operators work on a single operand (unary), while others require two or more ...

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