0
votes
0answers
2 views

Issue on Point Graphic Order in ArcGIS API for JavaScript

I am trying to add a point to map like this var point = new esri.geometry.Point(19.82, 41.33); point = esri.geometry.geographicToWebMercator(point); var symbol = new ...
0
votes
0answers
2 views

Esri CityEngine convert into CityGML format

I have found a tutorial converting the 3DCIM into CityGML. I really would like to convert our 3D models from Esri CityEngine into CityGML format. Some functions in the tutorial are not clear to me and ...
2
votes
0answers
13 views

What is the normal procedure for two UTM zones on one map?

With at least some USGS quad maps, maps that overlap into adjacent UTM zones continue to use the same false easting (rather than start at zero in the middle of the map). Is this a required standard ...
1
vote
0answers
8 views

Tilted projection in QGIS

I'm trying to add tpers projection as a custom projection in QGIS 2.10.1 In the Custom crs dialog I'm adding the proj.4 text: +proj=tpers +h=500000000 +lat_0=19 +lon_0=99 +x_0=0 +y_0=0 +a=6371000 ...
0
votes
0answers
7 views

Projection Discrepancy

I'm creating a system that pulls Longitude/Latitude data from the MapQuest hosted Nominatim service. I'm using OpenStreetMap/OpenLayers to display markers on a map. In order to compute the location to ...
0
votes
0answers
4 views

QGIS 2.81. crashes when using openlayers

I just installed QGIS 2.8 Wien to get access to Openlayers (I could not install it under 2.4, and had to uninstall completely and reinstall 2.8). It was working apparently, but when I tried to get to ...
0
votes
1answer
6 views

Converting tags in OpenStreetMap (OSM) files to attribution in shapefiles?

I've downloaded the street data from OpenStreetMap (OSM). I'm looking for speed limit attribution and OSM seems to be the only source for my jurisdiction (Ontario, Canada). The problem is, the speed ...
1
vote
0answers
8 views

Use Spatial Adjustment text links in Rubbersheet geoprocessing

How can one use the displacement link table created for use in the interactive Spatial Adjustment toolbar with the Rubbersheet Features geoprocessing tool? The toolbar method uses a text file of ...
0
votes
0answers
4 views

Use MapBox Satellite basemap in ArcGIS Online web map

I want to add the MapBox Satellite basemap layer as an option in my ArcGIS Online web app. There is a widget that allows users to toggle between basemaps and I would like MapBox Satellite to be an ...
0
votes
0answers
6 views

How to convert/interpolate feature layer to raster layer?

According to ESRI documentation about Making NetCDF Raster Layer: To create a netCDF raster layer from a netCDF variable, the spacing between x-coordinates must be equal and the spacing between ...
0
votes
0answers
15 views

How to best populate points within a polygon with a set of rules

I've got a polygon (a Circle) with a certain size. I want to put points inside it, as much as I can, but with a set of rules : Points can't be near each other, up to 500 meters. Points can't be near ...
2
votes
0answers
15 views

Validating data in model builder

I have FGDB with points feature classes that I want to convert to lines using using a ready-made script called TrackBuilder. I am using model builder: When I populate the Track Builder script tool ...
1
vote
0answers
22 views

Adjusting UTM and geographic coordinate data

I have a dataset with several points in space within a given area. UTM coordinates (easting, northing in m) or geographic coordinates were recorded for a single point in the vicinity of these points. ...
0
votes
1answer
10 views

Polygon overlap into new layer on CartoDB

New cartodb & PostgreSQL user here. I have two rows in cartodb table and each row has its own polygon. The two polygons have some overlapping area. How can I create a new polygon of just the ...
1
vote
1answer
21 views

How do I label US state borders in ArcMap 10.1?

I'm trying to label a border between TN and NC, but the label manager won't let me. How can I get it to work? I'm using ArcMap 10.1
0
votes
0answers
18 views

Postgres PostGIS geocode_intersection()- How to handle exception?

I have a table in Postgres with a set of records that are street names which needs to be geocoded to get an intersection point.Some of the records would be bad input and when using the ...
0
votes
0answers
19 views

QGIS Processing Plugin Not Loading

I am having serious issues with my QGIS program regarding the Processing Plugin. Upon start-up and if I turn on the plugin within the program. I have uninstalled and reinstalled the program. Have ...
0
votes
1answer
14 views

Know any historical shapefile databases for Canada? [on hold]

Presently my GIS research is in historical geography. I'm making some of my own shapefiles from historical documentary/primary sources but I would like to know what other historical shapefiles are ...
0
votes
0answers
14 views

Handling features as events [on hold]

I have a question related to handling features dynamically. In the two desktop GIS systems QGIS and ArcGIS we can import CSV files or database tables as XY events. These can be handled as dynamic ...
0
votes
1answer
15 views

Retaining UNIQUE attribute fields after dissolving a shapefile

I tried the solution to "Dissolving shapefiles but retain attribute fields" but my original shapefile (3000 rows in attribute table) has many duplicate values in the field that I want to retain so ...
1
vote
1answer
21 views

Set NoData values to -999 in ArcGIS 10.3

I know how to set a value to NoData using SetNull, but how about the opposite? If I had cloud pixels in a Landsat scene that are currently set to NoData and I want to set them to -999 (an extreme ...
1
vote
0answers
11 views

QGIS Generating a Lat/Long Degree Grid in Composer

I made a map in WGS84, which is positioned and referenced correctly. Now I loaded the map into the Composer and added a grid, with horizontal and vertical lines each 500 world units (m). When I ...
0
votes
0answers
19 views

Error “one or more activex controls could not be . . . .”

I'm using ArcGIS 10.2.2. I can open ArcGIS 10.2.2 help. After selecting search option, I've encountered this error: one or more activex controls could not be displayed because either: 1) your ...
0
votes
1answer
6 views

CartoDB local installation - how to create users other than development

I have a local install of CartoDB. It all works fine following the instructions at https://github.com/CartoDB/cartodb. I manage to create a user called development, and then log in successfully via my ...
1
vote
0answers
10 views

Update AutoCAD 2015 custom drawing property fields from ArcGIS Shapefile

I need to update AutoCAD 2015 custom drawing property fields from a GIS point dataset shapefile format (in ArcGIS). I would like to do this for an AutoCAD template as project work starts. I have ...
0
votes
1answer
22 views

Collector for GIS will not sync offline maps

So we are testing collector for GIS and its proving promising however there is one major flaw i can not figure out. When i take a map offline and add data to it and then bring it back to the office ...
1
vote
0answers
5 views

How To Order Labels from Several Layers in Mapserver?

I have an Mapserver project with several layers. Some of the layers have labels. My problem is that labels from one layer overlap the labels from another layer. I want the labels to change vertical ...
3
votes
1answer
26 views

How can I average point features spatially in QGIS?

I have a GPX file with track points and I want to average the points spatially to improve accuracy of the point feature. I can't just make a polygon and find its centroid as the number of overlapping ...
0
votes
0answers
25 views

Creating ArcGIS toolbox programmatically? [on hold]

Is it possible to programmatically create an ArcGIS toolbox? The aim is to write a plugin that works in ArcGIS, QGIS, command line, etc, and have a single source for the tool parameters which is then ...
0
votes
1answer
38 views

Search and Select in Arcpy with Cursors

I'm working on a tool that identifies features and repairs them using an existing tool. At the moment I am struggling to put my idea into code however. The purpose is to use a search cursor from a ...
0
votes
1answer
13 views

How to create a specific svg file with data from a feature

I am working in c++/ QT4.8.5, with qgis api c++ 2.8.2 I have to display a dynamic icon for a feature. some of the data change periodically and in order to display the change i need a svg that can get ...
0
votes
0answers
17 views

Unable to see shapefile on the device

I am trying to add london shapefile for buildings in my android app. However, I am unable to display it. Its showing nothing on the map. But the same shapefile is getting displayed properly online. ...
1
vote
0answers
19 views

what does it mean to store cross products in SAR product data file?

I'm reading the UAVSAR data format For definition of two types of file we have: MLC files (.mlc): calibrated multi-looked cross products, floating point format, three files8 bytes per pixel, ...
5
votes
1answer
169 views

Challenge: Descrambling scrambled coordinates

I've got a data set that comes with coordinates, however they seem to have gotten scrambled somewhere along the way of data-collection, data-entering and data-export. For some of the places the actual ...
0
votes
1answer
28 views

Programs/ languages to process netcdf files “fast”

I am using R to loop through thousands of NetCDF files (downscaled climate data), and while I am able to do it using R, the code is too slow. I am looking for a way to speed it up and to maintain ...
1
vote
0answers
9 views

Calculate invariant moments for a each polygon in shapefile

I am working in python and have polygon shapefile created from polygonized binary raster. I populate the attribute fields for each polygon in a loop. I need to calculate the invariant moments fr each ...
0
votes
0answers
10 views

Vector layer visibility using min/maxResolution is not working in Openlayers 2

I am using OpenLayers 2 and Geoserver. I have a few WFS layers and an OpenStreetMap as a Baselayer. I want to change the vector layers' visibility at certain zoom levels, by using min/maxScale or ...
1
vote
1answer
22 views

QgsExpression using complex sql and python subsitution

I have a sql statement i am running in postgres fine and would like to transfer it to a QgsExpression mainly because I have loaded the layer in Qgis. My sql is: select column a,column b from table1 ...
2
votes
1answer
29 views

Creating shapefiles with attached/hyperlinked PDF forms in ArcMap?

What is the best way to attach pdf forms to point shapefiles to fill out while out in the field? I know how to create a hyperlink to the specific folder but is there a way to have the shapefile ...
0
votes
0answers
19 views

trouble using IDW after append

I am trying to extract aerosol-type-land data from a modis image which decompose into 4 category (0-4), and the result will be a monthly mean value foreach category. I started by converting raster to ...
0
votes
0answers
10 views

Symbolize Flow Direction on Line Feature in ArcGIS Online

I seems that ESRI has a serious limitation as it seems you can't symbolize the direction on water lines in ArcGIS Online. With server you can. From the reading on Esri forums this is a known ...
1
vote
0answers
11 views

How to create a buffer around wfs features to ease their selection in OpenLayers 2?

Good day to everyone, I'm using a WFS SelectFeature from OpenLayers 2 to show a Popup containing the features' attributes from line layers and point layers (from GeoServer). This works fine, but I ...
0
votes
0answers
11 views

Binding drawn shapes/markers with specific toggling layer : Leaflet

I am working with the application Beta_Here which uses leaflet plugins, all libraries are local except for few(css related) Usage of application live First View:This application get input from ...
0
votes
0answers
10 views

Tracing a raster layer in QGIS [duplicate]

I have a basic map I would like to trace into vector form in QGIS. The map is just a JPEG and has no coordinate reference data. Whenever I import it into QGIS, it ends up as a tiny speck at 0,0. How ...
1
vote
0answers
34 views

Unable to see shapefile? [duplicate]

I am trying to add my shapefile which consists of buildings to my MapView. However, I am not able to see it. I am referring to Buildings.shp on my SD card. I am able to open and see the same shapefile ...
0
votes
0answers
14 views

Qgis 2.10 unable to add a new feature in spatialite via sql function “GeomFromText”

Using Python code in my plugin the function in sql language "GeomFromText(POINT(X Y))" gives the following error: "OperationalError: no such function: GeomFromText" Plugin functions in previous ...
0
votes
0answers
19 views

Is it possible to publish ArcGIS map tile service without publishing component layers of that tile service?

I have an ArcGIS tile service that covers an area but when I look for the respective mapserver layer for that tile I did not find respective layer in the map server layer published.e.g. For this map ...
2
votes
1answer
20 views

does a cartoDB world shapefile exist?

Does anyone know what cartoDB uses for country boundaries on their standard basemaps e.g. cartodb world flat blue? A shapefile would be really useful as doing global maps (using country polygons) look ...
1
vote
2answers
28 views

Syntax error in parameter formula of field calculator funtion

I'm using a QGIS 2.8.1 in windows. Have some doubts with syntax when use string in python console. I want to use the field calculator funtion like: processing.runalg('qgis:fieldcalculator', input, ...
0
votes
1answer
14 views

How to edit font and text styles in Cartodb infowindow?

I would like to change the font and text styles of the text in my Cartodb infowindow. Specifically, I'd like the name at the top to be larger font and bolded to act as an infowindow 'title' and the ...

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