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通过java语言，实现了一个简单方便的计算器。(A simple calculator is implemented.)

运动会管理系统 可以让你快速入门 绝对可以提高技术(Games Management System)

java两种方法编写倒置的三角形，输出第一行7个，第二行5，第三行3个，第四行1个(two ways to write java inverted triangle, the first line of the output 7, the second line 5, the third line 3, the fourth line 1)

Like FileBackupHelper, but takes absolute paths for the files instead of subpaths of getFilesDir() Source Code for Java Script.

A system that uses the JAVA language to implement the following functions can accept a file name from a use

说明：  java小程序，实现自动编程，非常有用，我是这么认为。请试试。 (java applets, automatic programming, very helpful, I think so.-88)

说明：  冒险岛国际服GMS083 单机，源码自编译汉化，部分功能定制。(Adventure Island International Service gms083 single machine, source code self compiled and translated into Chinese, part of the function customization.)

可以实现安卓中TabHost选项卡的功能，并且用意图进行跳转(Can realize the function of the TabHost TAB in the android, and with intention to jump)

Java+mysql实现的网络爬虫。针对单个WordPress网站的网络爬虫程序 使用的开源类库如下： Apache HttpComponents 4.3 HTML Parser 2.0 MySQL Connector/J 5.1.27 使用UTF-8编码以记录中文标签 使用XAMPP默认MySQL端口localhost:3306 需要本地XAMPP环境 (Java+ mysql web crawler.On a single web crawlers WordPress site Use of open source libraries are as follows: Apache HttpComponents 4.3 2.0 HTML Parser The MySQL Connector/J 5.1.27 Use utf-8 to record label in Chinese Using XAMPP MySQL default port localhost: 3306 Need local XAMPP environment)

建立有理数类，实现有理数的四则预算，实现输出分数形式和小数形式。(Establish rational category, the four realize rational budget to achieve the output fractional and decimal form.)