初学Java开发时，首先需配置Java环境，这包括开发环境与运行环境两部分。开发环境必须安装JDK，它包含了编写和调试程序所需的工具；运行环境则只需安装JRE，用于执行Java程序。值得注意的是，JDK已内置JRE，因此若已安装JDK，便无需单独安装JRE。 1、 JDK，即Java ...

学习Java前需理清JDK、JRE与JVM三者之间的关联与区别。 1、 JDK包含JRE，JRE包含JVM，层层依赖。 2、 Java开发工具包，简称JDK，是Java开发的核心组件，内置JRE及多种实用工具，为Java程序的编写、调试和运行提供完整支持。 3、 比如 javac.exe、java.exe 和 jar.exe 等可执行 ...

I'm in a Java class that requires us to use JDK1.3.1. The way that we are suppossed to compile is to use the command line and type: javac *.java within the C jdk1.3.1_01\bin directory. I'm trying to ...

The Java Runtime Environment (JRE), also known as Java Runtime, is the part of the Java Development Kit (JDK) that contains and orchestrates the set of tools and minimum requirements for executing a ...

The Java Development Kit (JDK) is a development environment for building Java applications and applets that can then run on any Java Virtual Machine (JVM). The JDK includes a variety of development ...