0
votes
0answers
11 views

How to add local OSM tile server to Geonode

I have created 2 virtual machines each containing an installation of Geonode and an OSM Tile Server respectively. I would like to add the local OSM Tile Server to Geonode by following the tutorial ...
2
votes
0answers
21 views

How to clip or erase a csv file with a non-rectangular shapefile?

I can clip a csv file with a ogr2ogr having 4 extents of a rectangular polygon. Is it possible to clip a csv file with a non rectangular shapefile?
2
votes
2answers
108 views

How to make a movie from a ascii grid files?

Lets say I have several ascii grid files for each time step for a particular location. I would like to spit out the image for each of these ascii grid files and legend on the side bar. I also would ...
0
votes
0answers
4 views

Unable to import database through osm2pgrouting [migrated]

I am very frustrated by the following errors while trying to import NewDelhi by osm2pgrouting tool: osm2pgrouting -file "/home/user/Downloads/new-delhi_india.osm" -conf ...
0
votes
1answer
18 views

It possible to query/convert LONG RAW (SDEBINARY) from SQL?

Curently we have ArcSDE 9.3/Oracle10, and layers in SDEBINARY. It is possible to make queries with SDE.ST_GEOMETRY or SDO_GEOMETRY commands ?
0
votes
0answers
9 views

Merging two regions of several into one, to get output SpatialPolygonsDataFrame file?

I've been using the large SpatialPolygonsDataFrame file with outdated border of regions. I want to correct boundaries, but also hope to get in the end Polygons with Data Frame again. I used the ...
0
votes
1answer
27 views

How to use a wildcard for a field to sort many shp

I want to use a wildcard for a field so as to sort a group of shapefiles. All of them have the same columns but there is one column in each of them with only the first 4 characters common. Is ...
0
votes
0answers
17 views

How to do Aerial Triangulation from raw aerials?

I have received 1390 raw aerial images. For the purpose of understanding I have imported 4 images and here you will see that roads are not lining up. When I spoke to the creator of these aerials, he ...
0
votes
0answers
17 views

Rectangular bounding box curved in D3.js

I am trying to project polygons to a map with a static background image using D3.js. The polygons looked slightly off in relation to the background so I drew the bounding box of the image, and sure ...
0
votes
0answers
6 views

GetFeature Pop-up appear on all layers independent if the are selected or not!

I do have an issue with getFeatureInfo. It works on all layers independent of their selection or not. I used the following code to getFeatureInfo from a layer. function myGetFeature(map,mylayer) { ...
1
vote
0answers
24 views

Print an Automated Selection of Point Features

I have a point layer with around 1.3 million features where one of the columns in the attributes table contains dates in the format YYYY-MM-DD. Starting from an arbitrary date, say 2001-01-01, I ...
-1
votes
0answers
13 views

Capturing overlaying features' attributes information in 100 meter MGRS grid bins [on hold]

I have many polygon shapefiles. All have single and same attribute with different values within each shapefile. Shapes within a file do not overlap however; different shapefiles may have ...
0
votes
1answer
35 views

How to publish a single (standardized) QGIS symbology which relates to different datasets of same schema?

Given a specific (locally extended/stored) symbology and styling in QGIS which refers to several different shapefiles or tables (GeoPackage/Spatialite), how can I easily move or share this with ...
-1
votes
0answers
11 views

Restrict web pages access with .htaccess and .htpasswd [on hold]

I'm running an Html/Javascript app under Apache tomcat. Using the authentication form, I'd like to restrict access to users regarding certain pages. How should I use .htaccess and .htpasswd in a ...
-1
votes
0answers
13 views

Authentication Form : Multi-users access [on hold]

My web app is made using Html and Javascript, and runs under Apache tomcat. I made an authentication form , but I'm struggling in managing multi-users acess. I'd like to grant each user the right to ...
0
votes
0answers
26 views

Point Density produces enormous size rasters [on hold]

I am trying to analyse density of points that represent crime locations in Northern Island. I have shape file containing 92k points. My data is in projected coordinate system (BNG). I tried to run ...
1
vote
3answers
41 views

Getting route segments from OSM data and assigning ETA for them

I have a problem of assigning possible ETA for a route. So far, I have the following: OSM data for a city. I have open source data of taxi trails for the same city. Now, I am planning to divide ...
0
votes
0answers
8 views

Getting wrong MIME Type from Geoserver

Geoserver MimeType Problem Environment: OL2, Tomcat 7, Geoserver 2.7.0, PostGIS-DataStore in Geoserver I have created a Website, first at Local Machine, then transferred the project to AcuGIS. ...
1
vote
2answers
24 views

How to deactivate the Color Ramp in QGIS graduated vector styling?

I want to display points with different size and I DO NOT want to have a color ramp. Do you know how I can do that?
3
votes
1answer
76 views

Which remote sensing satellite is best used for chlorophyll mapping?

Location of my research are reservoirs which have an area of 47 and 62 km2. I need a better image resolution than Landsat(Pan).
0
votes
1answer
29 views

Area and distance calculation : scale problem

I have converted a GIS shapefile of Botswana from the geographic coordinate system GCS_WGS_1984 to the projected coordinate system Africa_Albers_Equal_Area_Conic to be able to calculate the area of ...
-2
votes
0answers
14 views

Buffer for multiple layers not displaying on map

I want to do multiple buffering for multiple layers like rivers, roads, settlements, lakes. But, when i carried out buffering of these layers in arcMap 10.2.1, only the buffer of road is displayed but ...
0
votes
1answer
27 views

How to bring my PostGIS map from GeoServer to Leaflet based web application?

I have created a group of shape-files using QGIS and I have stored their corresponding information in PostGIS database by importing the shape-file into pgAdmin3 using shape-file and DBF loader. Then I ...
1
vote
1answer
37 views

ERROR 1: None of ECW_ENCODE_KEY and ECW_ENCODE_COMPANY were provided

I downloaded ERDAS-ECW_JPEG_2000_SDK-5.1.1 and tried to use it with GDAL to create ECW files from georeferenced PNG files, but they are not created, it basically complains about: ERROR 1: None of ...
1
vote
0answers
20 views

How not to enforce lowercase field names in Spatialite?

I use a geojson file to publish a webmap. When I need to update the data I convert it to Spatialite, add the data, then convert back to geojson. Recently in QGIS 2.8 I found that the column names ...
0
votes
0answers
16 views

Get table of adjacent polygons

I am using the cb_2013_us_zcta510_500k shapefile to push zipcode polygons. I have the shapefile, and a SQL Server table loaded where the polygon is loaded in the GEOG data type. What I need is to ...
-6
votes
0answers
48 views

What is GIS from a practical perspective? [on hold]

What is GIS from a practical perspective? Meaning: There is a program called GIS that does something. What comes out of it are beautiful maps, if done correctly, that can be applied to policy ...
1
vote
1answer
24 views

How can I clear a vector layer before drawstart in openlayers 3?

I have a vector layer in OL3 which I want to auto clear when drawing a Point feature (which means there is always max 1 feature in the layer). Problem is that when I listen to drawstart ...
0
votes
1answer
11 views

creating a pyramide tiles of a geotiff using gdal

I have a big geotiff file (about 300MB), and I saw an example of a big data organized in folders : folder 0 contains one folder 0 which contains one .png file named 0.png folder 1 contains two ...
0
votes
0answers
25 views

Activating GRASS GIS in QGIS

Apparently, my linux ubuntu setup of QGIS doesn't contain grass gis, although when I initially installed it last week I added grass gis to the command line. Anyway, I typed in once again and installed ...
0
votes
0answers
33 views

How to get a “clean” polygon after using dissolve in QGIS?

I'm trying to obtain the boundaries of shapefile, thus to clean the inside as a matter of speaking. While I had expected that dissolve while get me a proper polygon, unfortunately it still has some ...
0
votes
0answers
15 views

Leaflet map - custom markers from CSV and referring to CSV / GeoJSON marker properties?

I run a non-profit online resource called the Megalithic Portal and have created a Leaflet map that uses Leaflet.geoCSV to load in points from a CSV file github.com/joker-x/Leaflet.geoCSV To see ...
0
votes
1answer
52 views

How to automate ArcGIS map production using Python?

I have this layout; it's a map that I divided it to 25 parts using FISHNET from arctoolbox. I want to prepare only one layout and then using a Python script I want to be able to automate the ...
-1
votes
1answer
16 views

Converting start/end easting/northings to a single point for visualisation

I have eastings and northings for the start and end of 5m sections of the UK railway network. I want to convert these points to a central point between the start and end so I can visualise the ...
1
vote
0answers
22 views

How to show street direction on map?

I am using sharpmap to render my OPEN STREET MAPS (osm) maps. i need to show the direction of one way streets on my map. How can i do that?! After googling i found SharpMap.Rendering.Symbolizer and ...
0
votes
0answers
21 views

Find the next number within field [duplicate]

I have a massive point feature class with a string field of a unique value. The string has 2 unique letters and 5 numbers starting at 00001. Every time a point is added I need to find the last number ...
1
vote
1answer
25 views

Problem in creating diagram with ArcGIS Diagrammer 10.2

I want to create diagram using ArcGIS Diagrammer .I use esri transportation Geodatabase as sample. when i import XML file of the sample,the links of the relationships do not show in ArcGIS ...
-1
votes
0answers
12 views

How to change the default symbol of point data from KML layer in ArcGis API for JavaScript? (The default symbol is yellow Thumb pin)

I'v added the data from KML file(a crime location data) to my webportal(running on localhost).Using "var kml = new KMLLayer(kmlUrl);" in JavaScript. When I load the page the data(point) is ...
1
vote
1answer
40 views

How do you use Windows folders as acrpy Parameters

I am having problems trying to perform simple folder management operations in an ArcGIS python toolbox. First here's some code snippets (I have left out all of the stuff that does not pertain to this ...
0
votes
1answer
36 views

Georeferencing raster in QGIS

Georeferenced raster in the QGIS not filmed the final display by raster footprints. Everything is in EPSG 32633. Path in GdalToools: Red is original footprint for image. I need rotate image ...
0
votes
1answer
21 views

urban and rural areas of the UK

Just curious, is anyone aware of any (commercial) data sets that divide the UK into urban and rural areas based on admin data (e.g. outcode postcodes) and/or physical data (e.g. eastings and northing ...
1
vote
1answer
35 views

GDAL doesnot support HDF4 e [duplicate]

I am trying to import the pymodis library within python and I keep getting error that "GDAL installation has no support for HDF4, please update GDAL" I am running the latest version of GDAL ...
0
votes
0answers
20 views

Is it possible to put a raster layer on a shifted Chinese basemap using leaflet API?

Recently, we want to develop an application with leafleat and gaode basemap because some features of these products fullfill our basic needs. We want to overlay some raster layers caculated by spatial ...
0
votes
0answers
34 views

Why is WMS dead? [on hold]

I am a GIS coordinator in Government at a time when we are striving to conform to Inspire guidelines. A significant amount of effort is been invested to create and maintain WMS Services to ensure ...
9
votes
2answers
20 views

How does spatial polygon %over% polygon work to when aggregating values in r?

I'm working on an environmental epidemiology project where I have point exposures (~ 2,000 industrial hog operations - IHOs). These IHOs spray on nearby fields, but the feces water droplets and smell ...
1
vote
1answer
32 views

How to fix “Detected out of bounds geographic extent”

I hope someone can help me to solve this problem. i want to make a map with TileMill v.01, when i try to add layer using shapefile (i use QGIS to edit *.shp file) or postGIS i always get error ...
1
vote
1answer
24 views

OpenLayers 3.5 WFS-T update to GeoServer 2.7 raises StringIndexOutOfBoundsException

I am using ol.format.WFS.writeTransaction() (OL3.5) to generate WFS-T statements. This works well for insert and delete. The problem is with the update statement. Any update statement returns ...
0
votes
1answer
27 views

Rasterizing a simple sloped line

I am aware how to rasterize a 2D line, but if I have two coordinate triplicates (x1,y1,z1) and (x2,y2,z2), how can I efficiently rasterize the resulting connecting line such that the raster cell ...
2
votes
1answer
19 views

Overviews: to tiles or .vrt, or both?

When using vrt to mosaic on the fly large collections of images, is it better to add overviews (pyramids) to the individual rasters or to the final .vrt, or both? (Where "better" means finding the ...
0
votes
1answer
14 views

Extract by Attributes in Model Builder, “Table Name is Invalid”?

I'm attempting to use "Extract by Attributes" in model builder as part of a larger model. I'm trying to pull 6 different attributes out one by one in order to create random points within their areas. ...

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