9
votes
5answers
2k views

How to Geocode a City

First, a little disclaimer. I know that I can just call one of any number of geocoding APIs to perform this for me. This is more of a curiosity than anything else. With that aside, how does someone (...
1
vote
3answers
280 views

Geocode free APi for internal application

I need opinions / experienced use on this issue: Which API can be used to geocode an internal application of a company that meets these requirements: Can be used for company internal application ...
1
vote
3answers
598 views

PopUp with Images with QGIS2web

is it possible to create popups with images via QGIS2web? if yes, what would be the workflow? Couldn't it figure out yet. So any help is welcome! Thanks
2
votes
3answers
44 views

South-up projection/setting in QGIS

Is there a south-up setting for a projection in QGIS?
25
votes
11answers
101k views

How to avoid Google map geocode limit?

I'm creating a custom google map that has 125 markers plotted via a cms. When loading the map I get this message: Geocode was not successful for the following reason: OVER_QUERY_LIMIT I'm pretty ...
3
votes
1answer
741 views

Recommendations for creating contour map from depth points

I am trying to put together a safe routes map for a local lake. I have an old paper map that has a grid of various depths as points. I would like to draw contour lines through these points and create ...
6
votes
3answers
333 views

Batch geocode with multiple services?

I've got a batch of addresses to geocode (on the order of 10,000), I've looked at various services for doing the geocoding, and each service seems to be able to locate a portion between 50% and 90% of ...
0
votes
0answers
8 views

Toggle Graphic Element inside ArcMap's Layout View using Arcpy

I am trying to toggle unwanted graphic elements inside of ArcMap's layout view before exporting them as a pdf. I have no problem reading the correct graphic element inside the layout view but I cannot ...
0
votes
0answers
7 views

QGIS MSSQL on OSX

Could someone please help me or point me to the right resource with my Question. I have an OSX machine, with QGis 2.12.1, and a windows instance with MSSQL running on AWS. For the life of me I cannot ...
2
votes
1answer
717 views

How to create Map Document for DotSpatial?

How can I create a Map Document (including layers, symbology info etc.) for DotSpatial just like we have MXD File in ESRI ARCGIS.
0
votes
1answer
17 views

Label orientation in Mapbox Studio or Mapbox GL JS

Is it possible to make a label orientation a function of the shape of the polygon it is labeling? I imagine it's possible with Mapbox GL JS with https://www.mapbox.com/mapbox-gl-style-spec/#layout-...
-5
votes
1answer
22 views

Im new in the gis world, i want to make a project but i need advice [on hold]

i want to make a webgis app. I need to add the following: Admin/limited user acccess I have a list of marks for the map and i should be able to filter this marks by attributes app should make simple ...
1
vote
1answer
176 views

Trouble compiling ArcObjects Server Object Extension project into .SOE file

I'm writing a Server Object Extension(SOE) in Visual Studio 2012 using C# in Windows 7. I'm using the REST Template that comes packaged with ArcObjects 10.2. I'm able to build the program without ...
6
votes
2answers
1k views

How to write all attributes when multiple source files have the same name?

I am using FME to write all the MapInfo TAB files in a directory and it's subdirectories to a File Geodatabase. I'm using dynamic readers and dynamic writers as I don't know the geometry or schema of ...
1
vote
0answers
16 views

How to set up future-proof line labels for data that is regularly updated?

I have a layer that I have processed heavily in FME before using it in QGIS. In the future I will have to reprocess it periodically when the source data is updated. It's a municipal street layer, ...
0
votes
0answers
7 views

How can I update a csv-file in cartoDB?

How can I update a csv-file in cartoDB? Not as a regular task, just when I discover an error in the data. Currently I need to delete the file and reestablish the whole map.
0
votes
2answers
9 views

Syntax to POST query to Soil Data Access Web Service

I want to query the SSURGO data through the "post.rest" service described here: http://sdmdataaccess.nrcs.usda.gov/WebServiceHelp.aspx#PostRest The way I'm reading the documentation, I think this ...
0
votes
2answers
241 views

GetFeatureInfo for gxp_olsource in OGS GeoExplorer

We have an OpenGeo Suite GeoExplorer 3.0.1 and want to make GetFeatureInfo-requests, via the identify button, for WMS-layers of type gxp_olsource but it doesn't work, I get no response at all and I ...
0
votes
0answers
9 views

How to create a multi-row toolbar in arcEngine 10.1?

I am using ArcEngine 10.1 and Visual Studio 2010 I created a MapControl App, (New Project>Visual C#> ArcGIS>Extending ArcObjects > MapControl Application) and added a toolbar (In MainForm and right-...
0
votes
0answers
12 views

QGIS “Raster->Georeference” menu item not showing up

I am using QGIS 2.12.0 Lyon. I have installed a plug-in called "Georeferencer GDAL" and the version of that plug-in is 3.1.9 . [I am working on a Mac which is running OS X Yosemite 10.10.5.] I am ...
1
vote
2answers
530 views

Import error: no module named _gdal_array

I am using python 2.7 and have gdal installed. I want to read an entire .jpg image at once and so I used statement import gdal from gdalconst import * driver = gdal.GetDriverByName('JPEG') driver....
0
votes
0answers
10 views

How to apply Melt Area Detection Index to MODIS imagery?

I am working with some MODIS imagery for a project (I'm relatively new to remote sensing) using MOD09GA, and hoping to apply a melt area detection index (MADI) to images to calculate melt day length ...
1
vote
1answer
27 views

Default PostGIS type of geometry in SELECT

Is there an option in PostGIS (in query or table option) to set the return type of a Geometry? I'm using this query: select * from "locations" where "locations"."id" = 2 limit 1 And that will ...
0
votes
1answer
289 views

What to use as split field or target workspace with Split tool?

I'm trying to use the split tool in arcgis 10.1 but I dont know what I should use as the split field or my target workspace. W:\S&P\s&p techs\Emily\Geodatabase\Geodatabase.gdb this is what I ...
1
vote
1answer
11 views

Error on join in ogr2ogr

I am doing an ogr2ogr process where i will be making a join between two tables, imported as shapefiles and .csv to join on a column with idential attributes. The code i've made so far looks like ...
0
votes
0answers
8 views

Unable to generate tiles using gdal2tiles.py for a single band gray image

I am using and playing around with Cesium at the moment, and I am enjoying the functionality so far. I am trying to provide my own imagery to Cesium with the TMS imagery provider: imageryProvider: ...
3
votes
2answers
485 views

Different definition of EPSG:3857 in GeoTools and QGIS

I want to do some checking if my point lies in any of the polygons defined in shapefile. So, I thought that I will determine CRS from shapefile (created in QGIS), and use it for transformation (where ...
2
votes
2answers
69 views

Is there an automatic way to create a diverging colour scale centered around zero?

I'm trying to plot a map of the residuals of a linear model. My residuals centre around zero and can obviously go in either direction. Is there an easy way to apply a graduated colour scale to these ...
2
votes
1answer
189 views

How do you create an ArcCatalog-friendly xml metadata file from a url metadata?

How do you take metadata information from a url like this and create an xml file that ArcCatalog's "import xml" metadata tool will accept? I have tried a few variations on pasting the url information ...
0
votes
1answer
21 views

What are the units of the QGIS roughness tool results?

When I estimate Roughness, using QGIS [Raster > Analysis > DEM (Terrain models)], what is the unit of the values I get?
1
vote
0answers
46 views

Using file opened by GUI in python?

I have these lines of code: import tkFileDialog, arcpy, arcpy.da, numpy as np, Tkinter import arcpy.mapping as mapping fc = tkFileDialog.askopenfilename(filetypes=[('shapefiles','*.shp')],title='...
1
vote
1answer
197 views

SAGA Cluster Analysis for grids projection issue

I am having an issue with the SAGA cluster analysis for grids tool within QGIS 2.4. I am actually taking this as an online class through Del Mar and we are going over supervised and unsupervised ...
0
votes
1answer
45 views

How to use google maps engine connector?

I am trying to use google imagery in QGIS through the Google maps engine connector plugin. I relatively new to QGIS and need some help. What I want to do i use the google maps in QGIS and then print ...
1
vote
2answers
46 views

Why does deleting columns in the QGIS attribute table take longer than in ArcGIS?

In QGis, I recognised that deleting columns takes quite a while - is there a faster way than doing it in the attribute table (in editing mode?). I am speaking about a table with ~ 300 000 lines... ...
0
votes
1answer
13 views

Dynamically move map canvas and main window using PyQGIS

I am trying to create plugin that will open new window with some layer, Dynamically "pan" my window, when main window is pan. So boundingbox coordinates should be the same in both windows. I need new ...
1
vote
1answer
1k views

GeoServer, OpenLayers and updatable views: unable to edit data of WFS-T feature layer

I am developing an web application, where the user is able to view and update some feature attribute of a WFS layer. My problem: the edited data is not saved at all. Here's the situation: GeoServer ...
0
votes
0answers
14 views

relating land cover raster to vector data

I have a land cover raster that covers different land cover/uses in europe to 100m clarity and a seperate xls legend file. I want to relate the land cover to a vector file of numerous archaeological ...
2
votes
1answer
782 views

font error when using mapnik generate_tiles.py

generate_tiles.py has worked fine throughout the transition from mapnik 0.7 to mapnik 2.x in gentoo linux. Now I have switched to debian (wheezy) and I am getting the following error when I run ...
0
votes
1answer
18 views

Choosing data type to use for input as feature class or shapefile in Python script tool using ArcPy?

I am writing a Python script tool within a toolbox with *.tbx extension. I need to make the input parameter flexible (feature class or shape file) , so which data type I should select for this ...
0
votes
0answers
16 views

Clipping GeoTIFF file by GeoJSON?

What is the best way to clip geotiff file by geojson? 1) Make a OGR file (e.g. shapefile) .shp from .geofile like this: { "type": "Feature", "properties": { "id": 1 }, "geometry": { "...
0
votes
0answers
7 views

Linking Mapinfo polygon to MS Access DBMS records?

Does anyone know of simple way or bit of code to link a MS ACCESS DBMS point to an associated polygon, so that spatial attributes of the polygon can be recorded into the DBMS fields. I am a user not ...
7
votes
3answers
812 views

Lossless Polygon Simplification?

Is there a standard/recommended algorithm for simplifying a polygon without shrinking any of its original boundaries? Right now I'm using TopologyPreservingSimplifer within JTS and running into ...
-1
votes
0answers
18 views

Auto Vectorization of Raster Maps [on hold]

I'm trying to analyze the various softwares which are used for auto vectorization (auto digitizing) of raster data. I wanted to use the ArcScan extension of ArcMap. I just wanted to seek any ...
1
vote
1answer
185 views

Couldn't load plugin PRISM due an error when calling its classFactory() method in QGIS1.8 inWin8

When I load a plugin in QGIS ,met some problems : I had tried copy other Python27's files to QGIS's Python 27 file but it still does't work. Couldn't load plugin PRISM due an error when calling ...
0
votes
0answers
6 views

Add neighbouring values as a data field

How can I add data based on neighbouring values? If have a shapefile, dividing the country into different areas. I have population data for each area. I would like to add new fields to my data, ...
0
votes
0answers
7 views

Spatially joining census tracts and nearby points to calculate total number within given distance [on hold]

I am using data on Pennsylvania census tracts and oil and gas well locations. With this data I would like to calculate the average number of wells within a short distance of a census tract of interest....
0
votes
2answers
18 views

Copying feature from one feature class to another without creating new feature class?

i need to copy a line feature from a line feature class to another existing feature class without creating a new feature class. As copy feature tool creates the copies feature in a new feature class ...

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