It gives you a brief detail of GPS.

IPsec VPN的RFC文档集合: RFC 2401 《Security Architecture for the Internet Protocol》 RFC 2402 《IP Authentication Header》 RFC 2406 《IP Encapsulating Security Payload (ESP)》 RFC 2407 《The Internet IP Security Domain of Interpretation for ISAKMP》 RFC 2408 《Internet Security Association and Key Management Protocol (ISAKMP)》 RFC 2409 《The Internet Key Exchange (IKE)》 RFC 3947 《Negotiation of NAT-Traversal in the IKE》 RFC 3948 《UDP Encapsulation of IPsec ESP Packets》 -IPsec VPN RFC documentation set : RFC 2401, "Security Architecture for the Internet Protocol" RFC 2402 "IP Authentication Header" RFC 2406, "IP VPN Security PayloadPlus (ESP)," RFC 2407, "The Internet IP Security Domain of Interpretation for ISAKMP" RFC 2408 "Internet Security Association and Key Management Protocol (ISAKMP)," RFC 2409, "The Internet Key Exchange (IKE)," RFC 3947 "Negotiation of NAT-Traversal in the IKE" RFC 3948 "UDP Encapsul

Learning language of Visual C++6

eda课程，包括数码管显示，可变步长计数器的编写-eda courses, including digital display, variable-step preparation of counter

一段源代码关于鲍威尔法的，可以运用与各种工程问题-Section of the source code on the Powell" s method can be used with a variety of engineering problems

This library implements the KLT Tracking algorithm [2004] for Feature Tracking in Video useful in computer vision tasks like object recognition, image indexing, tracking and structure from motion. This implementation uses programmable Graphics Hardware to achieve considerable speedup in the running time of the GPU-based implementation.

avr 无痛苦起步，这是我读过的最好的AVR学习文档。介绍给各位朋友分享。-avr without the pain started, this is the best I have read documentation to learn AVR. Introduced to all our friends to share.

ISO /IEC 14496-4 OLD MPEG4标准-ISO/IEC 14496-4 standard MPEG4 OLD

基于JPCAP的流量采集，使用网络监听方式获得IP数据包，可以用来监视网络的状态、数据流动情况以及网络上传输的信息等。-JPCAP based on the volume collection, use network monitoring access to IP packets, can be used to monitor the network status, data flow and network transmission of information.

常见的一些文件如WORD、JPG等的文件格式-common documents such as Word, the JPG file format

关于segy的文件说明和程序，希望对学地球物理及用到相关文件格式的人能够有用-SEGY on the document and procedures, hope for school use and related geophysical file format useful to the people