滚雪球学Java(04)：JDK、IntelliJ IDEA的安装和环境变量配置，一文搞定！

JDK and IntelliJ IDEA Installation and Configuration Summary

The article, presented by "bug菌," provides a hands-on tutorial on Java SE knowledge points, focusing on the installation and configuration of JDK, IntelliJ IDEA, and environment variables. It aims to assist readers in mastering Java development language.

Environment Details

• Operating System: Windows 10
• IDE: IntelliJ IDEA 2021.3.2
• JDK Version: 1.8

Main Contents

1. JDK Installation
2. IntelliJ IDEA Installation
3. Environment Variable Configuration
4. Case Demonstration
5. Example Code
6. Code Method Introduction
7. Execution Results
8. Summary
9. Appendix Source Code

Installation and Configuration

The article begins with the importance of Java as a widely used cross-platform language and then guides readers through the installation process of JDK and IntelliJ IDEA. The author provides official download links and instructions for setting up the tools. After installation, the article discusses the configuration of environment variables such as JAVA_HOME and CLASSPATH to ensure that Java commands are recognized in any directory.

Example Demonstration and Results

A "Hello World" Java program example is given for demonstration purposes. The author explains the creation of a simple Java class and how to execute it within IntelliJ IDEA. The output "Hello World" confirms the successful execution.

Conclusion and Resources

The guide concludes by highlighting the simplicity of installing and configuring JDK and IntelliJ IDEA for Java language learning. The author encourages the practice of these steps to improve development efficiency. Additionally, all source codes mentioned are available on Gitee for reference.

The article ends with an invitation to subscribe to "bug菌’s" column for a zero-to-hero Java SE series and offers additional resources through a public account, promising comprehensive learning material to master Java swiftly.

测试开发之系统篇-常用系统命令

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