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I have python 2.7 installed on my laptop, i installed the turtle module, but when i import, the attribute/methods do not come with it. it gives me error Attribute error: module object has no attribute position أكثر...

I have CAD file converted from a MS Visio diagram, representing power line cables. Data source has no spatial reference. I converted into shapefile and now I am trying to georeference the vector layer against an existing streets layer. Any ideas, other than: Rasterize the shapefile...

We have ArcGIS 10 installed on a nice clean Linux box. We have developed scripts to run on the Windows desktop development machines, and modified them to run on Linux. Now, if we run the scripts on the windows boxes, they 'perform' within operational tolerances and perform correctly...

I use shp2pgsql to append a shape file to an existing table.How can I define the table where I want to append the shapefile in PostGIS? This is the command I execute with Python: command = "shp2pgsql -s 4326 -a shape_file.shp | psql -h localhost -p 5432 -d gis_exercise -U postgres" But this...

I have a very detailed DEM of a region in Northern Germany. For hours I tried creating correct watersheds but my results all look illogical. Is it possible that bridges disturb the ArcMap Tools? I have a shapefile including the streams as vector lines but I don't know how to include them in one...

I am having difficulties with GML loading in PostGIS with ogr2ogr. It is a GML of buildingparts containing both polygons and (label)-points. In this example (below) I have a selection of 9 objects. The number of polygons is 9 and there are 6 point-objects. So there are 6 object with both...

Esri used to have a forum sticky that contained the login instructions to the FTP site for the Arc Hydro tools. They have since deleted all of their forums. Does anyone know the login instructions for the Esri Arc Hydro FTP site? أكثر...

I'm trying to edit the value of an attribute for each feature in a layer using a QGIS Python plugin. I've found that doing this outside of editing mode is much slower than while editing (even including committing the edits). See code below (lines interchangeable at the same point in a loop). The...

I have an excel file containing data collected over many years as latitude and longitude coordinates for archaeological sites - how can I import it into QGIS as a new layer? أكثر...

I would like to create a flt (floating point raster) with Qgis to use it later as a terrain in Hec RAS RAS-Mapper. With Raster -> Conversion -> Translate there is no option to create a flt. Is there another way? أكثر...

I have an attribute table in QGIS 2.10 with a string field (myfield) and when I want to make a selection based on the unique values of this field I get no selection at all. >idxmyfield = mylayer.fieldNameIndex("myfield")>uniquevalues = mylayer.uniqueValues(idxmyfield)>uniquevalues>[u'avalue'...

MSELECT is looking for a Registrar for a leading university in Erbil to provide leadership and strategic direction to the Admissions and Registration team, ensure effective management and security of the assessment process across all departments, and work closely with the Schools and...

I've got some problem with model which should be the simply one. I want to extract rasters from sde geodatabase, use one parameter from Copy Raster, and then export it to specified folder with preserved names as an output. I need to use all operation, like on the printscreen, because this...

Bonjour à tous, L'année prochaine nous souhaitons investir dans une tablette terrain pour saisir notre SIG directement sur le terrain (plutôt que de nous trimballer sur le terrain avec nos feuilles papier et de ressaisir le tout au bureau). Je pense que le travail SIG se fera sur QGIS. Il...

I have created a feature class in an Oracle 11g database connection with ArcCatalog 10.2 (without ArcSDE) and I can see the table in the database with Sql Developer without problems. But, if I drop this table with a sql statement in Sql Developer and then refresh the database connection in...

How do I merge two polygon layers? One is coarse scale over a large area (land use). The other is fine scale but is patchy (agricultural fields) in extent. I want the same extent of the land use layer and have the information of the land use layer but to replace with the fine detail of the...

One of my WMS layer is not loading the image tiles. See the code: See the image: I get an error: msWMSLoadGetMapParams(): WMS server error. Invalid layer(s) given in the LAYERS parameter. A layer might be disabled for this request. Check wms/ows_enable_request...

Please I am estimating ET from Landsat 7 imagery. I followed the SEBAL manual by Prof Allen and it has really been helpful. I have run through the model in Erdas Imagine and the metric spreadsheet and have obtained all the coefficient of a and b. However, I am stucked on the next step on how to...

Does MapInfo have thematic base maps like the templates you get with ArcGIS data and maps? أكثر...

I need to perform multiple calculations on a set of rasters based on values in a CSV metadata file. I'm using the QGIS graphical modeler and can call a specific field in a CSV with the Table and Table Field inputs. Since I have multiple rasters, and each raster has a corresponding value in the...