求最短路径的算法

arcgis的shp格式文件转换为txt格式文件-arcgis convert the shp format file txt format

ebook about gis application in health sector

OpenGIS协会 OGC 制定的关于地理实体结构、方法的实现标准，这里给出了COM/OLE的实现规范，包括点、线、面、空间参考系统等一系列的实现标准规范，有COM和CORBA两种技术形式。可供开发组件GIS系统或深入学习GIS实体实现的人员参考-OGC OpenGIS Association on the development of the geographical entity structure, methods of achieving the standards, Here is a COM/OLE achieving the standard, including point, line, surface, Spatial Reference System Implementation of a series of standards and norms, COM and CORBA two forms of technology. Components for the development of GIS or GIS-depth study to achieve the entity reference

基于c＃的Open Geospatial Library源代码-based on the Open Geospatial Library source code

基于ArcGIS Engine符号化,在给定符号库（.style）文件和需要符号化的字段的条件下，同时对每个图层相应的字段进行符号化。-Based on ArcGIS Engine symbolic, in a given symbol libraries (. Style) file and the need for symbolic field conditions, while the corresponding fields for each layer symbolic.

VC++通用GIS功能开发解决方案-VC common GIS development solutions

对电骡中KAD网络协议的分析。包括128位哈希值空间；节点ID分配；文件发布/查找；关键字发布/查找-On the emule network protocol in the analysis of KAD

超图公司的supermap objects5开发版中级教程，欢迎大家下载，共同提高-Hypgraph company supermap objects5 development version Intermediate Guide, we are happy to download, upgrade

创建空间索引结构R树的源程序，解压后的文件中有readme文档。-create spatial index R-tree structure of the source, the paper after extracting a readme file.

用AE在VC环境中右键删除图层，左键选择图层并移动图层。-AE in the VC environment with the right to delete layers, select layers and move layers left.