0
votes
0answers
3 views

Import symbology to specific unique value

I am trying to import symbology unique value and replace from one layer (a2) to other unique value layer (Total- unique value = 43) with arcview 10.3 but in the layer properties when i choose ...
0
votes
0answers
3 views

Improving Global Scene rendering when using bookmarks to change location in ArcGIS Pro?

Using ArcGIS Pro 1.0.0 I have: Created a new project using Global Scene.aptx Switched the Basemap to National Geographic Navigated to and created Bookmarks for some countries of different sizes: ...
0
votes
0answers
5 views

Satellite Image of same projection system , do not overlap

I have two satellite imagery with same projection system i.e. QND_1995_Qatara_National_Grid as Spatial Reference and D_QND_1995 as Datum. Satellite Image A) Received in WGS84 and converted it to ...
0
votes
0answers
6 views

pyscripter : add a legend to my vector layer

good morning, I work on PyScripter, i managed to display a vector layer from Postgresql with a symbology. But I have a difficulty to display a legend. def main(): def init(): # appel de ...
0
votes
0answers
5 views

modify LocationDisplayManger class drawing coordinates

I noticed that LocationDisplayManger will show a marker on ur screen the current device location and am glad for that,but the problem is that i have to do a little bit adjustment before b/c a direct ...
0
votes
1answer
9 views

How to make Feature to Raster tool run faster

Suppose you have a feature class that you need to convert to a very detailed raster (where each cell size is quite small). With a cell size of 0.0092908447 in the Feature to Raster tool, the procedure ...
0
votes
0answers
20 views

Using Cursors in Python to Create ratio of area to length in attribute table?

I am very new to both ArcGIS and Python and I am currently working on a problem I cannot seem to figure out how to do. I am trying to insert a table which has calculated the area to length ratio ...
0
votes
0answers
14 views

gdal2tiles only rendering half of tif

I am using gdal2tiles.py to render map tiles of some data. The file I use is generated by combining a .tif and .tfw using gdal_translate XX.tif XXn.tif Whenever I open up the file in QGIS, I see ...
0
votes
0answers
15 views

CPUs to process lidar data using ArcGIS for Desktop?

I am looking to build a computer to process data in ArcGIS 10.2.2. The main use will be to rasterize 10-100's GBs of lidar data. However, I am unclear as to the capabilities of ArcGIS 10.2.2 to ...
1
vote
2answers
17 views

Calculate frequency of a attribute field per polygon

I have spatially joined a polygon file with census tracts of areas in Houston with a theft occurrence point shapefile. The attribute table contains a field that represents different classes of theft ...
2
votes
1answer
14 views

KML data manipulation in MS Access

I am building an MS Access database and am a beginner but have experience with VBA coding in excel (including the generation of KML files). In theory, is it possible to import a KMZ file in to ...
1
vote
1answer
26 views

Looping field name change

I need to alter all of the field names through multiple feature classes. I have a pretty good idea of which tools to use but I'm not sure how to loop them through each feature class and each field. ...
1
vote
0answers
11 views

QGIS 2.8.1 Consult a space object and to lead me to a specific folder

Folders display in QGIS clicking on an item. I desire to help me because it is very important. I need you to click on a space object redirect me to a desired folder. Mostrar Carpetas en QGIS al ...
1
vote
1answer
22 views

What steps would I take to determine the area amount of soil that needs to be excavated to level an area?

I have contour lines, a raster, and a shapefile of the area that needs to be leveled. I have clipped the contour lines and the raster image to the shapefile of the area that needs to be excavated. I ...
1
vote
0answers
11 views

How to create shadows of buildings with r.sunmask (GRASS)

I need to create image-raster with shadow of relief and shadow of buildings in one. I know how to create shadow of relief but how i can create shadow of buildings with r.sunmask? I dont know how from ...
1
vote
0answers
12 views

ogr2ogr latitute longitude conversion formats

trying to convert shape files into mysql tables. Able to create table and load data successfully using OGR2OGR. Only challenge I see is latitude/longitude is not exactly the same format as one of my ...
1
vote
0answers
14 views

Returning (x,y) from axMapControl to use in zooming by ArcObjects?

i'm new to ArcObjects and i'm trying to make a program that uses an axmapcontrol and i wanted to zoom in and zoom out using the pointer , i've searched here and i've found this link which shows how to ...
1
vote
0answers
7 views

Extract Differential Interferometry from SENTINEL-1 image

I downloaded some SLC images from scihub.esa.int . And I want to extract Differencial Interferometry from them by using SNAP-ESA software ( if you have other softwares that can do the same work I ...
1
vote
1answer
7 views

Alternatives to GeoRSS for time-sensitive point data

I'm looking for a suitable data format for various organisations to publish point data with a recent time component, like events, road closures, etc. GeoRSS is the obvious candidate but: It's XML, ...
1
vote
1answer
32 views

Creating polygons from line segments using PostgreSQL and PostGIS

Is there a PostGIS function that creates polygons from closed line geometries? I want to convert the pictured thirteen lines to four polygons. All lines belong to the table "boundary" (gid, geom). ...
4
votes
1answer
44 views

How to randomly move points?

I have a feature class with a large amount of points. My purpose is to randomly move these points to see what happens as a result. Are there specific tools or Python programming methods to accomplish ...
1
vote
0answers
18 views

How to fix broken geometry after joining features in PostGIS

I have a PostGIS layer I'm serving over GeoServer. It looks like this. Im using the PostGIS query to get a new layer with some grouped features: SELECT id, name, st_union(st_buffer(geom, ...
0
votes
0answers
10 views

Getting unhandled exception in 'ntdll.dll' when instantiating QgsMapCanvas in debug mode

I develop a app in C++ with Qgis components with VS2010 Prof on Windows 7. Compiling a release succeeded and the app´s behaviour is as expected. Nevertheless I would like to take advantage of the ...
0
votes
0answers
11 views

How to get features “not getting” intersected in arcobjects?

I have two feature classes. I'm intersecting both of them. I have to return features which does not intersect with the other. Lets take an example. I have two feature classes: villages and colleges. ...
0
votes
0answers
11 views

ArcMap display x y data , not show x y columns? [on hold]

i have a point shapefile with coordinates and lot atributes. I export it as a txt file. Import to excel and editing atributes. In excel a save it and after that import to ArcMap again. I cannot ...
0
votes
0answers
12 views

Multiple ComposerMap items not rendering properly Pyqgis

I am currently trying to put together compositions using inputs from two different map canvases. One is from a canvas built and controlled via a plugin, the other is the the main QGIS canvas (accessed ...
0
votes
1answer
22 views

QGIS Numerical Vertex Edit - anyone else finding it doesn't work?

The QGIS Numerical Vertex Edit plug-in used to work fine, but stopped working for me around about QGIS 2.6. I now use QGIS 2.8.1 Windows 64 bit. The plug-in no longer seems able to see points or ...
1
vote
0answers
8 views

Time enabled service has different time extent in ArcGIS Online?

I have a time enabled layer that I have published to ArcGIS for Server 10.3 There are times ranging from 5am to 10am (all on one day). This flows through to the ArcGIS Server service as expected: ...
0
votes
0answers
16 views

Progress Bar gets stuck converting Lines to Polygons using QGIS?

I'm trying to convert lines to polygon using QGIS 2.8.1. I use Vector > Geometry Tools > Polygons to Lines. I always get the progress bar stuck on 90%, it can't get to 100%. Could someone ...
0
votes
1answer
31 views

Creating polygons from from existing maps

I am newbie in GIS and have started using QGIS for my purpose. My purpose is to map all districts of Singapore and create a Shape file and get GeoJSON details for all districts. I am not able to find ...
0
votes
0answers
12 views

ExportToPNG with definition query for unique values?

I have a MXD with a layer that has a field that has many values. I need to export multiple layouts to PNG, applying a definition query to show the unique values for that layer. i.e. Just show the ...
1
vote
1answer
13 views

Perform affine transformation on shapefile with OGR, GDAL, or other command line tools?

Transformations with WKT or EPSG code are made easy with ogr2ogr, but are there tools for me to define my own affine transformation to apply to the coordinates of a shapefile? Or, in general, is ...
-2
votes
0answers
10 views

getting hypelink error question [on hold]

I have some points that have been hyperlinked and now that I try to open I get a message saying "unexpected error failed to open. Everything is saved to the same drive. thanks,
0
votes
2answers
35 views

Using SQL query with ArcPy?

I'm creating a tool that when you type in the city name it will select the city, zoom in and label it. I have the zoom and label working but can't figure out the SQL Query needed to select the city I ...
0
votes
1answer
23 views

How to get projection data (.prj) of raster image using GDAL/OGR?

I start with a boundary shape-file (think U.S. states) in lat/long that I convert to some projection, and then rasterize the result as a .tif. What I need now are the raster coordinates of the ...
0
votes
0answers
10 views

My label text color needs to match it's line feature symbology color

I have a feature class symbology that includes about 160 different colored lines with associated ID's. How do I get the feature symbology colors to have the same color as the label classes without ...
0
votes
0answers
8 views

Display heat map using Json on Cesium with CartoDB

I want to create a heat map by using Json data on Cesium. And I want to use a CartoDB layer filled with Jquery's way of getting Json. And display the data on the Cesium 3D Globe. Most of work is done ...
0
votes
0answers
19 views

ArcMap ObjectID seems to be getting changed, any ideas what might be doing it?

I am working with ArcMap10.0 and MDB's, often creating Definition Queries based off my ObjectID with the understanding that this unique identifier should not change over time. ie. if I create ...
0
votes
0answers
16 views

How to geocode automatically through ArcPy without runtime error?

How to geocode automatically through ArcPy? My code always runs into runtime error. # Import system modules import arcpy # Set local variables: address_table = "C:\Users\Sibo\Dropbox ...
0
votes
1answer
29 views

Algorithm to detect entity (aircraft, ship, etc) intrusion into geographic area [on hold]

I'm not very familiar with GIS, but have been tasked with coming up with an algorithm to detect entity (aircraft, ship, etc) intrusion into a geographic area defined as an irregular area/polygon with ...
0
votes
0answers
3 views

Open Layers 3 with Feature Grid

I cannot find examples of OL3 integration with EXT, such as done with GeoExt. It looks like GeoExt is waiting for funding to do this. What I want is a feature grid with vector data displayed in a ...
0
votes
1answer
10 views

Hosting Rasters as a Tile Server

I am currently trying to serve a Raster Datasheet made from several Geo(TIFF) files but I am unsure about how to go about it as I'm quite new to GIS! I need to host it online so that clients can ...
0
votes
1answer
37 views

Permanently Re-arrange fields of attribute table (feature class and tables)? [duplicate]

I am trying to Find out simple Geoprocessing Tool that can physically re-arrange the fields of attribute table (for both feature class + tables), I have found some posts here, but nether of them have ...
0
votes
0answers
37 views

Estimate the preferred distance of pigs from water? [on hold]

Pigs stay near water, and also avoid paved roads but not dirt roads. I have shapefiles as follows: water streams (lines) water ponds (points) paved and dirt roads (lines) hay fields (polygons) ...
1
vote
2answers
29 views

Methods to determine if traffic accidents happen more frequently along sections of a highway with poor pavement?

I have a shapefile with highway pavement conditions and a point file with accidents. If I wanted to see if traffic accidents happen more frequently along sections of a highway with poor pavement ...
-1
votes
0answers
14 views

Error 000539: Field Calculator autoIncrement script - need assistance to fix the following test script [on hold]

lastValue = 0 def autoIncrement(newValue): global lastValue pStart = 1000 #adjust start value, if req'd pInterval = 1000 #adjust interval value, if req'd if (lastValue != newValue): ...
0
votes
0answers
24 views

QGIS and Intel Tablet Processor Compatibility

Will any Windows based tablet with an intel processor be able to run QGIS, provided it meets the requirements, or is it only the Surface Pro that is capable? Looking for a cheaper solution to the pro. ...
0
votes
0answers
9 views

Profile graphing and coloring different segments

I currently have multiple profile graphs that display elevation over time, and I have a slope layer generated by arctools. Can I make a single profile graph where the line is based on elevation over ...
0
votes
0answers
14 views

Error when kriging: “output variance prediction raster”

I am trying to run a python script for kriging, but keep getting a following error message. It doesn't make any sense as the output variance prediction raster is optional. The code: # Create ...
2
votes
0answers
16 views

How to run Focal Stats on specific values in python

I'm a beginning programmer and am new to the site but it has helped me quite a bit so thank you! I'm trying to recreate a raster calculator operation using python scripts but am having a hard time ...

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