200_java_code

采用java写的销售管理系统，实现对货物的登记，查找，修改和删除，具有图形化界面，Swing界面编程，数据保存在sql server数据库中(Written by Java sales management system, to achieve the registration of goods, search, modify and delete, with a graphical interface, Swing programming interface, data stored in the server SQL )

清华大学计算机系Java小学期第四次作业——正则表达式。包含题目与源代码。(Department of Computer Science Java primary period of the fourth job- regular expressions. Includes topics related to the source code.)

说明：  阿里巴巴Java开发手册（华山版），java代码编写规范(Alibaba Java Development Manual (Huashan version), java code writing specification)

Java类库中字节流由InputStream类和OutputStream类派生。由于InputStream,OutputStream是针对字节流的,所以读取文件前先要定义byte[]，然后把文件流读取到byte[]里面.(Derived the InputStream class and OutputStream class byte stream in the Java class library. Thanks to InputStream, OutputStream is aimed at the byte stream, so must be defined before reading byte[] file, then the file stream to read into byte[].)

The following words are used as keywords in proposed extensions and are therefore reserved to allow for the possibility of future adoption of those extensions Source Code for Andriod.

说明：  自己动手写爬虫里面的一个小爬虫.详细看自述文件(Write himself inside a small reptile reptiles. Detailed look at the readme file)

Merkle-Hellman knapsack cryptosystem

经典的学习JAVA的资料：java编程思想源代码(Source code of Thinking in Java)

java教程中的一段源码，其功能是，用socket建立通讯实例客户端。(java tutorial in the section of source code and its function is, and set up communication socket client example.)

java的一个爬虫抓取物流信息的小demo，本demo测试抓取快递100的物流轨迹信息(Java crawler to grab logistics information of the small demo, this demo test to grab express 100 logistics trajectory information)