2013 Community Moderator Election

The community moderator election is currently in the election phase.

Please cast your vote by April 30!

Top new questions this week:

Copy, not export, a table from Arcmap

How can I copy a table, or selection of rows or columns in a table, from Arcmap without going through the pointy-clicky-typey exercise of Export table? The destination of said copy could be anything: …

arcmap interface

asked by matt wilkie 11 votes answered by ccn 12 votes

Measuring Script Writing Competency

I've been asked by my manager to come up with some sort of competency measure for an employees understanding of scripting/programming. Because I am a self taught programmer, I really don't have a …

python scripting competency managing

asked by Mike 9 votes answered by Radar 10 votes

Assign projection to a satellite image

Today I stumbled upon a picture taken from the ISS looking down Europe and it is really beautiful. So, I started thinking I could add more to the picture. Like world borders, cities, road network, …

gdal projection georeferencing satellite

asked by nickves 8 votes

How to decide possible areas for water retention using lidar

I have lidar imagery for a watershed and am trying to process it so that a landowner know if they can hold water on their property or where they can hole the water (this is the more important part). …

lidar

asked by heather 7 votes answered by Wes 2 votes

Reduce processing time in Erase function using Arcpy in IDLE

I am processing 18,000 feature classes (saved in a file GDB), each with ~500 records (polygon features) in ocean areas, and I am running a script to remove area overlapping with the coast, using the …

arcpy geoprocessing erase

asked by SharonB 7 votes answered by Aaron 6 votes

How to get started with mapping the flow of natural gas using GIS?

I'd like to get involved with GIS, im a marine engineer and clueless about it and although i've tried to research it, I'm overwhelmed by the amount of programs available & information. I wanted to …

general-knowledge

asked by user17673 6 votes answered by nickves 4 votes

How to become a GIS Mobile Developer

I am mid level GIS Analyst\GPS Coordinator who would like to become a GIS mobile developer at some point. At my workplace we work in the ESRI Platform,ArcGIS Server etc Being a GIS Analyst without any …

arcgis-server web-mapping mobile training arcgis-mobile

asked by MobileDeveloper 6 votes

Greatest hits from previous weeks:

QGIS vs ArcGIS (features)

I am learning to use QGIS and ArcGIS but I can not find the differences between them. What are the differences between the capabilities of QGIS and ArcGIS?

arcgis qgis

asked by moji 8 votes answered by U2ros 12 votes

How do I convert MapInfo TAB and/or MIF to SHP?

How do I convert MapInfo TAB and/or MIF files to SHP using only free tools or ArcGIS itself? I've not had much luck trying to do this in the past and I don't want to have to shell out for the ArcGIS …

arcgis shapefile mapinfo convert

asked by Charles Roper 18 votes answered by wwnick 21 votes

Can you answer these?

Trouble storing an IMap with ArcObjects 10 and IPersistStream

I'm storing a reference to an IMap in a custom object (which is stored by a custom extension) so that it can listen to map events. When I save the custom object using IPersistStream and then reload …

arcgis-10.0 arcobjects

asked by kylercashman 2 votes

Is there an Attribute Table Feature limit?

I am copying a table with 11,000+ features but only about 700 show up on the QGIS attribute table. Is there a limit? how can I avoid this problem? Thank You in advance!

qgis attribute-table limitations

asked by Andreina 4 votes

Using a parametric SQL View in Geoserver

In Geoserver i create parametric view: SELECT * FROM MyTable LEFT JOIN Track On MyTable.SegmentID=Track.SegmentID WHERE (DATEPART(yy, MyTable.Date)=%year% AND DATEPART(mm, MyTable.Date)=%month% AND …

geoserver

asked by Kliver Max 2 votes