Java开发问题

How to set an environment variable in Java using exec?(如何使用 exec 在 Java 中设置环境变量?)
quot;The system cannot find the file C:ProgramDataOracleJavajavapathjava.exequot;(“系统找不到文件 C:ProgramDataOracleJavajavapathjava.exe)
How to set CATALINA_HOME variable in windows 7?(如何在 Windows 7 中设置 CATALINA_HOME 变量?)
What is the difference between quot;system32java.exequot; and quot;Program FilesJavajdk1.6.0_33injava.exequot;?(“system32java.exe和“system32java.exe有什么区别?和“Program FilesJavajdk1.6.0_33injava.exe?)
What#39;s the difference between a System property and environment variable(系统属性和环境变量有什么区别)
Referencing Environment Variables in web.xml(在 web.xml 中引用环境变量)
How to give environmental variable path for file appender in configuration file in log4j(如何在 log4j 的配置文件中为文件附加程序提供环境变量路径)
Using system environment variables in log4j xml configuration(在 log4j xml 配置中使用系统环境变量)
JAVA_HOME and PATH are set but java -version still shows the old one(JAVA_HOME 和 PATH 已设置,但 java -version 仍显示旧版本)
How do I set Java#39;s min and max heap size through environment variables?(如何通过环境变量设置 Java 的最小和最大堆大小?)
what is the reason for the existence of the JAVA_HOME environment variable?(JAVA_HOME 环境变量存在的原因是什么?)
Launch mac eclipse with environment variables set(设置环境变量启动 mac eclipse)