java开发中一些常见的异常及问题总结

 1./C:/Program%20Files/Apache%20Software%20Foundation/Tomcat%206.0/webapps,该如何解决
URLDecoder.decode("/C:/Program%20Files/Apache%20Software%20Foundation/Tomcat%206.0/webapps") 使%20转化成空格。获取正确的路径