ln_rtree

重出江湖2.71服务端源码，由金字塔卓越数码开发，送给有帮助的人(Comeback 2.71 server source code, by the Pyramid outstanding digital development, to help people )

说明：  利用OPENGL实现三维显示，包括读入OBJ数据进行平移旋转缩放等操作(3D VIEW)

Vc++ 6.0 qrcode二维码代码封装，希望有帮助

声波波动方程数值模拟，时间2阶空间12阶，PML吸收边界条件，及组合地震照明程序，对地震初学者有很大帮助(Numerical simulation of acoustic wave equation, time, second-order space 12 order, PML absorbing boundary conditions, and a combination of earthquake lighting program, the earthquake of great help for beginners)

这是一个CD4067B的技术资料，希望对大家有帮助。(This is a CD4067B technical information, we hope to help.)

基于BREW 2.0 开发的手机图片下载程序，在多款手机上通过测试，是学习BREW网络编程的好的范例。把解压后的文件夹作为BREW模拟器的运行目录即可运行。 (based on the BREW 2.0 development of the mobile phone download pictures, in assorted phone test BREW is learning network programming of good examples. Put the extracted files folder as BREW Simulator directory can be run.)

订单管理系统，增删改查，订单时间什么的都有(in the world,this is new peopeil ihingkz knz,kzjsezzz)

国外源码，分布状况图，很经典，值得学习。(Foreign source, distribution maps, a very classic, worth learning.)

Map of the shortest path algorithm for dynamic programming

说明：  读串口数据并存入指定excel文件，可调巡检次数，巡检时间间隔(Reading serial data and paid into the excel document, adjustable inspection frequency, inspection time interval)