1, Spring MVC File Upload Example
http://www.mkyong.com/spring-mvc/spring-mvc-file-upload-example/
2, Spring MVC Upload File Using jQuery.ajax | FormData | HTML Form
http://hmkcode.com/spring-mvc-upload-file-ajax-jquery-formdata/
3, Online IDE
http://www.compileonline.com/compile_java_online.php
4,CloudIDE
原文：http://www.cnblogs.com/BenWong/p/3518806.html