hibernate

java 操作文件写入，读取。。。。。。。。。。。。(Java operation file write, read)

java编程：自己编写的地名相似度匹配算法包括地名相似度、地理位置相似度(java programming: write their own names, including names similarity similarity matching algorithm, the geographical similarity)

SSH实现的商城项目,就是基本的商城项目，内含数据库(Shopping Mall Project Implemented by SSH)

简单的登录界面，可改变背景颜色，输入正确的用户名和密码才可登陆成功(Simple login screen, you can change the background color, enter the correct user name and password before landing successfully)

互耦影响存在时修正MUSIC算法的DOA估计(Modified MUSIC algorithm when mutual coupling effects of the presence of DOA estimates)

说明：  一只青蛙一次可以跳上1级台阶，也可以跳上2级。求该青蛙跳上一个n级的台阶总共有多少种跳法。要求：分别用普通方法和递归方法实现(A frog can jump up a step or two at a time. Find out how many jumping methods the frog can use to jump up an n-step. Requirements: Implemented by common method and recursive method respectively)

说明：  socket测试程序，java代码，android studio平台(socket test for andriod (java))

java使用siger 获取服务器硬件信息（CPU 内存 网络 io等）(java siger get cpu memory net information)

后台用JAVA，前台用JS+VBA直接生成PPT文档,根据PPT模板生成PPT文档。(Background with JAVA, front generated directly by JS+ VBA PPT document PPT documents generated under the PPT template.)

线程Demo join interrupt sleep yield等几个常用线程方法(a simple Thread demo)