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In ArcMap 10.1 from the python window I am attempting to rotate a symbol for a point. After I run my code I can look at the symbol properties and the rotation expression is set on the symbol, however the symbol in the data frame is not rotated. What am I missing to get the points in the data...

I simply want to remove some nodes from a shape file using QGIS 2.10.1 1) I enable editing2) I click on the Node Tool3) I click on a node I want to select (it turns blue) However once I select this node I am unable to delete it. The Delete Selected button is grayed out, as is cut, and pressing...

I am looking at collecting spatial information from a range of stakeholders to identify opportunities within a landscape. However, the data that we are collecting are not presently mapped and so we wish to use an interactive method to get this information onto a map. Which online...

Process multiple files using Batch Wizards; Creating pyramid layers in batch; importing in batch; assigning unique names to imported files أكثر...

Readers of this blog might be interested in the following position. Tenure-Track Assistant Professor, Computational Social Science The George Mason University Computational and Data Sciences (CDS) Department in the College of Science invites applicants for a full-time, tenure-track faculty...

L'entreprise yhat vient tout juste d'annoncer la sortie de son IDE scientifique Python gratuit: Rodeo (https://www.yhathq.com/products/rodeo), disponible sur toutes les plateformes courantes. Vous me direz, oui il y a déjà Anaconda, Spyder, Python(x,y)..mais ces IDE installent leur propre...

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Five days before the recent regional elections in Catalonia, the Archbishop of Valencia, Antonio Ca أكثر...

I have a few additional generic attributes with specific values (meaning of them are in a separate codelist) in my CityGML dataset. Now I want to test them with the transformer "Filter" an sort them by the gml:id. Then I want to write them in an Excel-file or text file. Some attributes are also...

I have a dataset (in excel) of species with the coordinates in which they were sighted, collected by many different people over decades. Aside from coordinates, the dataset also specifies a datum (Nad_27, Nad_83, WGS_84). I added the data to ArcGIS. So my fields look like: The...

I'm new to this stuff and trying to get the osm.pbf file imported into MongoDB. I have the data files in osm.pbf format and I would like to convert this into a GeoJSON first and import the resulting JSON file into Mongodb. Could anyone please point me on how to do this? I'm on a Mac OS...

I have a table of points, and and a table of polygons. I have managed to build queries (MS SQL) to get the containing polygon for a given point, as well as listing all the points within a specified polygon, but I cannot work out how to find all points that are not within any polygon. The...

I have a layer containing a vector 'Line 1', that originates at point 'A' on a second layer. I also have point 'B' on a third layer. I want to create 'Line 2' that has the same angle and length of 'Line 1', but originates from point 'B'. And I want to repeat this for all vectors on the layer...

I have a set of polyline shapefiles and a polygon shapefile. The task is to split the polylines by the polygon border and write the names of polyline objects located within the polygon to the attribute table of the polygon shapefile. It's clear to me how to split lines by a polygon; the problem...

Can we get the look angle of the SAR sensor on a wide image, for a given coordinates? If we take as an example of a SAR sensor Sentinel-1, the look angle changes inside the same image from a region to another, especially if the image is large (as is the case of the images taken by Sentinel-1 in...