计算器

使用AJAX+PHP+MYSQL删除记录。

数据库实习的很好的课题-database attachment very good subject

伙伴系统:avail[0..m]为可利用空间表, n为申请分配量, 若有不小于n的空闲块, 则分配相应的存储块, 并返回其首地址,否则返回NULL -Partner system: avail [0 .. m] can be used for table space, n for the distribution of the volume of applications, if n is not less than the free block, then the distribution of the corresponding storage block, and return to its first address, otherwise return NULL

数据结构(C++描述)电子教案,幻灯片-data structure (C) is the electronic lesson plans, slides

这是一本好教案落-This is a good lesson plans down

飞机场模拟系统，，使用了栈和队列的知识，，是学习数据结构时做的，，大家不妨学习一下-Airport simulation system, the use of the stack and queue knowledge, is a data structure of learning to do, and, we may as well learn about

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sqlite3是一个用于嵌入式的数据库系统，由于具有原子事务的功能，所以在嵌入式设备易掉电中的应用中非常适合。此个版本是第三版SQLITE3-SQLite is a software library that implements a self-contained, serverless, zero-configuration, transactional SQL database engine. SQLite is the most widely deployed SQL database engine in the world. The source code for SQLite is in the public domain. see more: http://www.sqlite.org

一个相当好的树状目录程序，实用于动态网站数据库，可以动态显示产品目录结构-err

学生管理系统功能的信息量大，数据安全性和保密性要求最高。本程序可实现这些功能。1)输出学生成绩单2)按姓名查询3)增加学生4)删除学生5)按班级修改学生成绩6)显示不及格学生成绩7)按平均成绩排序并输出成绩