What software do you need to install to teach yourself Java?

Before learning Java by yourself, you need to install some necessary software for Java development and learning. Below I will introduce the main software that needs to be installed to learn Java by yourself.

1. Java Development Kit (JDK): JDK is the basis for Java development. It includes Java compiler, runtime environment and development tools. You can download the JDK version suitable for your operating system from the official website (https://www.oracle.com/java/technologies/javase-jdk11-downloads.html). After installing the JDK, you need to configure the JAVA_HOME environment variable so that the system can find the installation path of the JDK.

2. Integrated Development Environment (IDE): IDE is a tool for writing, debugging and running Java programs. There are many popular Java IDEs to choose from, here are a few of the commonly used ones:

- Eclipse: Eclipse is an open source Java IDE with powerful features and a rich plug-in ecosystem. You can download the Eclipse version suitable for your operating system from the Eclipse official website (https://www.eclipse.org/downloads/).

- IntelliJ IDEA: IntelliJ IDEA is a powerful commercial Java IDE that provides rich functions and intelligent development tools. You can download the version of IntelliJ IDEA suitable for your operating system from the JetBrains official website (https://www.jetbrains.com/idea/download/).

- NetBeans: NetBeans is an open source Java IDE with an intuitive user interface and rich functionality. You can download the NetBeans version suitable for your operating system from the NetBeans official website (https://netbeans.apache.org/download/index.html).

3. Text editor: In addition to IDE, you can also use a text editor to write Java programs. Some commonly used text editors include Notepad, Sublime Text, Atom, etc. These text editors can provide basic code editing functions and support functions such as syntax highlighting and code folding.

4. Command line tools: In the process of learning Java, you may need to use command line tools to compile and run Java programs. In Windows systems, you can use Command Prompt or PowerShell to execute commands. In Mac and Linux systems, you can use the Terminal to execute commands.

In addition to the above software, there are some other tools and libraries that can assist your Java learning and development, such as the version control tool Git, the build tool Maven or Gradle, the unit testing framework JUnit, etc. These tools and libraries can improve your development efficiency and code quality, but are not required at the beginning stage.

Before installing the software, it is recommended that you understand your operating system and hardware configuration and select a software version that is compatible with it. Also, make sure to download the software from the official website to get the latest and secure version. During the installation process, please follow the guide provided by the software and make relevant configurations as needed.

To sum up, self-study Java requires installing JDK, choosing a suitable IDE or text editor, and installing other auxiliary tools if necessary. These software will provide you with a good development environment to help you learn and practice Java programming.

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