calculater

这是一个上传头像的源代码 可以实现电脑的拍照功能 保存成一大一小照片 可以根据自己的需求开发(This is a picture to upload the source code can be saved as a computer' s camera and a small photo can develop according to their needs)

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

ssm+shiro实现了简单的执行身份验证、授权、密码和会话管理(Login and permission control are implemented using shiro)

8583解包工具.rar, 8583报文组包解析源码，可以和银联的POS后台连接。(8583 unpacking tool. rar, 8583 packet group parsing source code, can be connected with the POS background of UnionPay.)

real particle swarm optimization

AES Block Cipher Calculator. Given key and input string, encrypts to AES standards. Java source code.

Android编程手册，英文版，前面一部分与android的SDK文档差不多，后面部分比较有参看价值，具体目录见英文描述！(Android A Programmer’s Guide New York Chicago San Francisco Contents at a Glance(目录) 1 What Is Android? 2 Downloading and Installing Eclipse 3 Downloading and Installing the Android SDK 4 Exploring the Android SDK 5 Application: Hello World! 6 Using the Command-Line Tools and the Android Emulator 7 Using Intents and the Phone Dialer 8 Lists, Menus, and Other Views 9 Using the Cell Phone’s GPS Functionality 10 Using the Google API with GTalk 11 Application: Find a Friend 12 Android SDK Tool Reference)

说明：  普通克里金算法实现，使用java进行的一个普通克里金算法实现，本代码开源(Ordinary kriging algorithm implementation)

a tool for io, and may help to progtam.

An output stream for the body of an HTTP request Source Code for Java Script.