计算一个日期n天后或n天前的日期是多少，输入输出日期的格多都为YYYMMDD的字符串...

在Linux环境下读写DGN文件-the Linux environment document literacy DGN

unix 源码分析-unix-source analysis

这是一个基于S3C2440 的VGA 驱动程序, 其中fc.c 是驱动程序,fc_test.c 是测试代码. 这是一个在LINUX frame buffer基础上利用 DMA 实现的高效驱动, 绝对原创!-This is a S3C2440 based on the VGA driver, which is fc.c driver, fc_test.c is the test code. This is a LINUX frame buffer based on the use of DMA to achieve high-performance drive, an absolute original!

我自己写的udp服务程序，用于远程电机实时控制，包括client和server。编译通过运行正常。-I wrote it myself udp service procedures, for remote real-time control, including the client and server. Compiled by operating normally.

Linux下的系统信息获取-Linux system information acquisition

segy 显示程序！希望能给正在做这部分朋友提供一部分资料，我可是找了很久哦，需要自己再编译-segy display program! Hope that they will be part of this is being done as part friends, but I find for a long time, oh, it needs its own compiler again

清华大学－电子信息工程系－实验用ARM-linux－源代码－int篇-Tsinghua University- Electronic Information Engineering- experiment with ARM-linux-source code-int article

Create and maintain a hardware diagram of the system. Verify that peripherals are installed correctly and tested. Monitor performance of hardware components. Arrange for repair in event of hardware failure

这是一个在 sco unix 系统下编辑的选择框，列表管理程序，本程序开发使用了 curses 函数库，你需要在 sco unix 系统安装开发软件包。-in sco unix systems edited selection box, list management procedures, the procedures used to develop the curses library, you need the sco unix system development package installed.

linuxtool文件，非常详细的源代码，在其他网络上多次下载-linuxtool document, in great detail the source code, the other networks repeatedly Download