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I am running QGIS 1.7.0 on windows, and I donwloaded a shapefile of census block group boundaries from TIGER. This file appears to be in the WGS 84 coordinate system, and when I open it in QGIS the unit of measure is degrees. I tried re-projecting the file into the NAD 83 coordinate system...

This video shows you how to compute watershed grids: fill, flow direction, and flow accumulation in ArcGIS. أكثر...

By Mustafa Santiago Ali About the author: Mustafa Ali is the Senior Advisor to EPA Administrator Gina McCarthy for Environmental Justice and Community Revitalization. Public forums in which community members participate (whether online or in-person), provide problem-solving ideas and actions...

Anticipation and Anxiety for Students and Retailers As summer vacations end, students eagerly or anxiously anticipate a new school year, new teachers, and new friends. Retailers also anticipate the Back to School (BTS) season, hoping that fickle consumers will buy their merchandise. *The BTS...

The layer names are cut off in the toggle layer function. Is it possible to adjsut the font size or the length of the layer function box so text is not cut off? أكثر...

I am just wondering how QGIS deals with spatial columns form a Database. How Does QGIS display and detect a table with multiple Spatial Columns. Does it break it apart. Does it only detect one? or the last spatial column. Another question is How does QGIS deal with Geom and Geography Columns...

Does anyone know how to calculate the point in polygon from the given points and the buffer output using python qgis. I have every thing loading the data and retrieving the output. But now I want to count the points in polygon. I was checking this link but that didn't work. Code: from...

I have an application that allows the user to add a point (in this case, pipe breaks) and snap to a line (water main). I have been asked to pre-populate one of the attributes in the point feature with the same attribute from the line that it is snapped to. Simple enough, theoretically, yet...

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1) The layer names are cut off in the toggle layer function. Is it possible to adjsut the font size or the length of the layer function box so text is not cut off? 2) I am trying to show percentage data in the hover infowindow function. The percentages are being reflected as decimals since...

I am looking for a step by step method to build a geodatabase for a repository of data related to the Ebola Epidemic do you have information available? أكثر...

The Programming ToolValidor Class ArcGIS Help menu states that: the following method:setErrorMessage(message:string)"Marks the parameter as having an error (a red X) with the supplied message. Tools do not execute if any of the parameters have an error."Does anyone have an example of the code...

I have a shapefile of thousands of polygon features, that i would like to break up into smaller pieces (i.e. break a square into 8 equal pieces). I have read all over these boards for the right solution and haven't found one yet unfortunately. I've tried parcel editor but that only allows you to...

I have download a tiff file with elevation from http://srtm.csi.cgiar.org/SELECTION/inputCoord.asp and i try to export in file text or excel the cordinates and the elevation and i dont know how to export this data in text file. أكثر...

I need to create Arc Segments between multiple points with like data using half the distance between the two like points as the radius of the arc segment. أكثر...

With the emergence of the Internet of Things (IoT) population numbers are quickly being out-paced by the number of Internet-connected devices. This explosion in devices, many of them mobile, has resulted a corresponding explosion in location-based data. And with over half the world’s population...

ClearTerra LocateXT ArcGIS for Server Tool 1.2 (x86/x64) ClearTerra LocateXT ArcGIS for Server Tool 1.2 (x86/x64) | 11/13 Mb The LocateXT ArcGIS for Server Tool software is powerful commercial technology for analyzing unstructured documents and extracting place names, geocoordinate data, and...

I have a geodatabase that contains a large number of raster datasets - there are two rasters for each country in the world, and they are very large, in some cases up to 3GB per raster dataset. I need to convert these to NumPy arrays so as to run an analytical program that I wrote on them...

I have an OSM layer and a layer with own tiles of the type ol.layer.Tile with ol.source.XYZ source. Both using 256x256 px tiles. Unfortunately, the areas in both layers are not congruent (i.e. they are shifted). To fix that I am looking for a method to change the origin of the XYZ layer. I...

I was attempting to run Setup_Customers_Using_Tabular_Data , I modified the paths to fit my environment but when I run the program I receive SetupCustomersByTable() takes no arguments (6 given) note: I had to modify the exception clause to output this A little investigation in IDLE...