摘要： 分成两个部分：1.下载安装jdk，并配置环境变量链接：http://www.runoob.com/java/java-environment-setup.html2.安装Eclipse链接：http://www.runoob.com/eclipse/eclipse-install.html 阅读全文

摘要： Exceptions in Java provide a consistent mechanism for identifying and responding to error conditions. Effective exception handling will make your programs more robust and easier to debug. 阅读全文