C# WEB 页面中生成与绘制验证码的示例代码，很容易改来自已用-C# Web page generation and mapping validation code sample code and easily diverted from has spent

SharpMap是一个用于Web和桌面应用程序的易于使用的绘图库。它支持多种类型的地理信息数据，能实现空间查询，并渲染出漂亮的地图。该引擎是用C＃语言在.NET 2.0框架的基础实现的。-SharpMap is an easy-to-use mapping library for use in web and desktop applications. It provides access to many types of GIS data, enables spatial querying o

Diagramming data can help you understand this data, look at it from a different perspective and gain insight. Think of Microsoft’s BizTalk, Query Analyzer, Data Transformation Services Designer and so on. Diagrams are being used in many ways and for

实现了基于C#的地理信息管理，包括数据集建立、入库、出库等管理代码的实现，具有一定的参考价值-makes it simpler to put mapping and geospatial analytics into the hands of more people without requiring that they be GIS experts. One of the most important aspects of this release is that ArcGIS u