基于QT5的udp发送与接收端

从键盘输入一个字符串，将小写字母全部转换成大写字母，然后输出到一个磁盘文件"test"中保存。输入的字符串以！结束。-Keyboard input from a string to all lowercase letters converted to upper case, and then output to a disk file " test" saved. Input to the string! End.

能显示文件盘符路径和文件的大小，创建时间，类似于dos里面dir的命令，并且可以扩展-can show that the document drive path and file size, creation time, similar to the dos inside the dir command, and can be extended

磁盘类型识别,如：本地硬盘，软盘，可移动磁盘-The disk type recognition, such as: local hard disks, floppy disks, removable disks

手机上面的版本，JAVA编的。游戏性很不错，也不会因为这按坏键盘-cell phone version of Java series. Gameplay is very good, not bad because it by keyboard

编辑框的子类化问题,限制在编辑框中只允许输入浮点数.-Edit box of the sub-class problem, limited to the edit box to allow only the importation of floating-point numbers.

各种排序算法，包括希尔算法，快速排序，堆排序-A variety of sorting algorithms, including the Hill algorithm, quick sort, heap sort

经典精品的数据窗口服务功能，里面有大量的功能，过滤，排序、动态sql,打印，隔行显，实时显示字段功能，我已升级到9.0-Classic boutique service functions of the data window, which has a large number of functions, filtering, sorting, dynamic sql, print, interlaced significant, real-time display field features, I have to upgrade to 9.0

《面向对象程序设计》练习1_8_4的源代码- Object-oriented programming, the source code of practice 1_8_4

本文提出了一种全局优化方法

模拟DOS,为console程序提供快捷windows化- Simulates DOS, is the console procedure provides quickly windows