Sharing Java development articles and resources, including SSM architecture and the Spring ecosystem (Spring Boot, Spring Cloud, MyBatis, Dubbo, Docker), Zookeeper, Redis, architecture design, microservices, message queues, Git, etc.
MaxKey is an enterprise‑grade single sign‑on solution that supports OAuth 2.x, OpenID Connect, SAML 2.0, JWT, CAS and SCIM, offering secure identity management, RBAC, multi‑tenant capabilities, robust password policies, brute‑force protection, session control, and BCrypt‑based password encryption.
A developer used MySQL’s INSERT INTO SELECT to migrate millions of rows, causing full‑table scans, OOM errors and lost payment records, leading to a costly incident; the post analyzes the root causes, explains transaction locking behavior, and offers practical indexing and testing safeguards.
This article explains why clean code is essential for project success and company health, outlines the consequences of messy code, and provides practical guidelines on naming, class design, function design, testing, and using tools like SonarLint to write maintainable, high‑quality software.
This article objectively compares NewSQL databases with middleware‑based sharding solutions, examining their architectural differences, transaction handling, scalability, high‑availability mechanisms, storage engines, and maturity to help readers decide which approach best fits their specific workload and business requirements.
This guide walks you through the fundamentals of Electron development, covering why C/S desktop apps still matter, how to install Node, Vue‑CLI and Electron, create and run a project, explore the full source tree, and understand the main, renderer, and IPC modules with real‑world examples.
This guide explains why SpringBoot JARs become bulky when many dependencies are included, shows how to inspect the packaged libraries, and provides step‑by‑step Maven configurations and runtime commands to build a leaner JAR that loads external libs only when needed, dramatically speeding up deployment.
Learn how to enforce role‑based data permission filtering in MyBatis‑Plus by creating custom annotations, implementing an InnerInterceptor, and integrating a permission handler that dynamically builds WHERE clauses based on user roles, with both basic and advanced examples covering SQL parsing, role scopes, and plugin configuration.
This article introduces the Douyin open‑source project—a TikTok‑style short‑video app built with Vue and Vite—provides its GitHub link, showcases screenshots, and offers step‑by‑step instructions for setting up and running the project locally.
This article explains how to use Spring's TransactionSynchronizationManager to detect active transactions and register callbacks that asynchronously send Kafka messages only after a transaction successfully commits, illustrated with a payment‑system case study and complete code examples.
In 2023, major tech companies like Google, Amazon, and Uber publicly questioned the benefits of microservices, revealing new architectural approaches that promise lower latency, reduced costs, and simpler deployment, while highlighting the challenges and pitfalls that have led many teams to revert to monolithic designs.
