Java backend, microservices, distributed systems, containerized programming, and more.
This article compares Spring Boot and Quarkus across architecture, startup speed, memory usage, CPU consumption, and native image generation, provides detailed test methodology and results, and offers practical guidance for migrating Java microservices to Quarkus.
A Java Spring application repeatedly stalled due to Redis connection pool deadlocks, and the investigation walks through using system tools, JVM thread dumps, and Arthas to pinpoint the issue, then shows how proper pool configuration and safe Redis access prevent the API from freezing.
This article explains how to design and implement a plugin architecture in Java, covering the standard ServiceLoader SPI, custom configuration‑driven loading, dynamic JAR loading with reflection, and Spring Boot's spring.factories mechanism, complete with practical code examples and diagrams.
MyBatis-Flex is a lightweight, high‑performance MyBatis enhancement offering built‑in query wrappers, flexible relation mapping, multi‑datasource support, data masking, caching, and audit capabilities, delivering 5‑10× faster queries than MyBatis‑Plus while eliminating third‑party dependencies for more stable, flexible backend development.
This article explains why clean code is crucial for projects and developers, covering the importance of readable naming, single‑responsibility classes, well‑structured functions, and effective testing practices to boost productivity and reduce technical debt.
This guide walks through building a WeChat mini‑program login system using Java backend services, covering the retrieval of openId and phone number via WeChat APIs, database design, token generation, and request interception for secure authentication.
This article explains why upgrading from Java 8 to JDK 17 is essential, detailing new language features such as records, sealed classes, pattern matching, text blocks, var inference, enhanced switch, Stream API improvements, better NullPointerExceptions, modern garbage collectors, and the foreign memory access API, all illustrated with concise code examples.
While both while(1) and for(;;) create infinite loops in C, this article explains their syntax, execution flow, and demonstrates through compiled assembly that, despite subtle differences, they generate identical machine code, helping developers understand any performance or size implications.
This article introduces the open‑source Java utility library Hutool, showcasing how its concise APIs for date handling, file I/O, HTTP requests, encryption, and general utilities can dramatically reduce boiler‑plate code and boost developer efficiency.
This article explains how to protect sensitive user information such as phone numbers in a MySQL database by using MyBatis TypeHandler to automatically encrypt data on insert and decrypt it on query, complete with code examples and configuration steps.
