07 2011 档案

• 开发长事务工具需要注意点
  摘要：1、压力测试比如说rasterdataset入rastercatalog开始可以达到10条/s，但是一段时间以后只能2条/s，要注意2、日志记录长事务容易出错，要有据可查，要注意3、重复检查长事务如果出错了，是否可以不清空，重新来过呢？这就需要支持重复检查，要注意如下就是长事务public static bool AddRasterToCatalog(ref IRasterCatalog targetRasterCatalog, string strRasterName, IRasterDataset sourceRasterDataset) { IFeatureClass pFeatureC 阅读全文
  posted @ 2011-07-20 16:29 GIS的学习 阅读(332) 评论(0) 推荐(0)
• 删除重叠的rasterdataset
  摘要：public static bool DeleteDuplicatedRasterDataset(ref IRasterCatalog targetRasterCatalog) { try { IFeatureClass pFeatureClass = targetRasterCatalog as IFeatureClass; int featurecount = pFeatureClass.FeatureCount(null); int oidindex = pFeatureClass.FindField(pFeatureClass.OIDFieldName); int shpindex . 阅读全文
  posted @ 2011-07-19 09:12 GIS的学习 阅读(786) 评论(0) 推荐(0)
• arcengine 插值
  摘要：ArcGISDeveloperHelp(ESRI.ArcGIS.GeoAnalyst)IInterpolationOp3 InterfaceProvides access to additional members that control the Interpolating of a GeoDataset.Product AvailabilityAvailable with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.MembersDescriptionIDWInterpolates using IDW.KrigeInterpolates 阅读全文
  posted @ 2011-07-09 20:22 GIS的学习 阅读(3662) 评论(0) 推荐(0)
• ArcGIS Server 连接方式(ZZ)
  摘要：ArcGIS Server 连接方式 ArcGIS Server Connections ArcGIS Server services can be made accessible via Local and Internet connections. Local connections are established by using ArcObjects within a client application to connect to the Server Object Manager (SOM).Internet connections are established by usin. 阅读全文
  posted @ 2011-07-02 17:11 GIS的学习 阅读(2069) 评论(0) 推荐(0)
• 服务器端三种返回一定范围内tif的方法
  摘要：1、IExtractionOp public static string RasterClip(IRasterDataset pRasterDataset, IEnvelope pEnvelope, string rootDir, string fileName) { IRaster pRaster = pRasterDataset.CreateDefaultRaster(); IRasterProps pProps = pRaster as IRasterProps; object cellSizeProvider = pProps.MeanCellSize().X; IGeoDataset 阅读全文
  posted @ 2011-07-01 21:28 GIS的学习 阅读(1078) 评论(0) 推荐(0)