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0
votes
1answer
11 views

Guideline/scheme for naming properties in GeoJSON

Are there any guidelines/requirements for naming properties in GeoJSON? Should I add a vendor-prefix for my properties which only make in use with a specific application? I already read the ...
8
votes
3answers
166 views

Metadata and GeoJSON?

My agency currently maintains and distributes shapefiles with FGDC XML metadata. We have now converted a lot of shapes to GeoJSON but are concerned that if our developers forget where they got the ...
-2
votes
1answer
74 views

Can a shapefile store several geometry types? [duplicate]

Can a shapefile store several geometry types? Yes or no? Why or why not?
2
votes
0answers
56 views

What can I do with lidar returns of 6 or greater in LAS 1.2 specification?

I have lidar LAS data that contains a number of points that represent returns 6 or 7. The data is supposed to be in ASPRS LAS 1.2 specification, which does not allow return numbers (echos) greater ...
1
vote
3answers
57 views

Are there any resources or standards when writing a GIS data specification?

I have been searching for sources of GIS data specifications to assist with documenting a number of datasets that I'm currently working on. I'm used to looking at Ordnance Survey specifications, such ...
0
votes
1answer
792 views

DTED Level 3, 4 or 5

Does the specification for DTED 0 - 2 also apply to 3 - 5? I know the finest resolution supported by spec MIL-PRF-89020B is 0.1 arc-seconds which I think would barely cover up through DTED level 4, ...
4
votes
3answers
321 views

In an ESRI Shapefile, what is the “Record Number” field of each record header in the .shp file?

The shapefile specification (http://www.esri.com/library/whitepapers/pdfs/shapefile.pdf) only says "Record numbers begin at 1." (page 5), which doesn't specify what the field actually is. As per page ...
3
votes
2answers
298 views

Looking for qml specification

Where I can find qml specification which is used for store symbology information in QGIS? Try to googe it - no result.
13
votes
2answers
2k views

Recommended Server Specs for GeoServer

we serve our Geographic data via our flagship application Dorset Explorer. This uses OpenLayers and GeoServer to serve our Geographic data, including OSM and OS Basemaps and a mass of other data such ...
2
votes
2answers
4k views

Minimum system requirements for ArcGIS on Mac

Just looking to buy a new-ish computer for study for my PhD. I will be using ArcGIS. I know the ideally it would be best to buy all the memory and ram I can afford but I am self-funding on a low ...
4
votes
3answers
164 views

Where can I find Specifications for Canadian National Topographic Map series?

At one time the Natural Resources Canada had the specifications for the National Topographic Series (NTS) maps online at http://www.nrcan.gc.ca/earth-sciences/cartospecs. It included things like the ...
4
votes
1answer
1k views

What's up with the GeoJSON spec and CRS as a IRM?

I'm writing a web API to our GIS data, currently revamping our geocoding service. I'm creating the option for folks to specify the output type as GeoJSON so I'm trying to follow the spec. Our data is ...