随着 5G 与工业互联网的深度融合，物联网已成为互联网下半场的必争之地。对于庞大的 Java 开发群体而言，从传统的 Web 业务转向 IoT 领域，不仅是薪资的跃升，更是职业生涯的“护城河”。黑马推出的《EMQ 深度课》正是这样一把钥匙，旨在帮助 Java 开发者掌握 MQTT 协议与 EMQX 这一核心消息引擎。

Vladimir Zakharov explains how DataFrames serve as a vital tool for data-oriented programming in the Java ecosystem. By ...

JHipster 9.0.0-beta.2 deprecates the first beta to fix generator stability issues while advancing the platform to Spring Boot 4.0.2 and a new baseline of Java 21 (plus updated WebSocket security and ...

The Jakarta Persistence API (JPA) is a specification that defines a standardized framework for data persistence. Persistence is the fundamental mechanism for saving and retrieving data over time. In ...

Top YouTube channels simplify Java from beginner concepts to advanced frameworks. Practical tutorials help transform coding lessons into real-world projects. Choosing the right channel speeds up ...

1. 支持增删改查sql建造, 支持构建预编译sql(Ps: jdbc集成方式均为预编译sql防止sql注入). 2. 强大的查询builder, 支持多表, 联表, 别名, 嵌套查询, 逻辑优先级等多种常见语法支持. 3. 面向对象思维, 除了基础查询传参方式外, 还支持map条件, criteria条件, 对于in, between and ...

If Java is not working in Windows 11/10, these solutions may help you troubleshoot the issue. Although, due to the lack of NPAPI support, Java applets stopped working in Microsoft Edge, Google Chrome, ...

Java defies the hype cycle, thriving at 30 with unmatched enterprise trust, modern AI integration, and a vibrant, global developer community. In a fast-paced tech landscape where languages rise and ...

Community driven content discussing all aspects of software development from DevOps to design patterns. WebAssembly was created to perform the highly complex and overwhelmingly sophisticated ...

For Java-based programs such as Maven, Jenkins, Gradle or Tomcat to run, they need to know that Java's JDK is installed. That's the purpose of the JAVA_HOME environment variable. It tells programs ...