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Moderator Pro Tem for Genealogy & Family History SE.

Freelance ArcGIS Specialist & GISP-AP with 25+ years Esri software experience, working where possible with Geoprocessing (including GP Services), ArcPy/Python, Open Source GIS, OGC Interoperability, OpenStreetMap, Zoology & Genealogy.

Available for ArcGIS consulting, training and support assignments, and also to work on per hour basis to tackle any intractable ArcGIS for Desktop and ArcPy problems which appear on GIS Stack Exchange which are unsuitable to resolving expediently using its Question & Answer format.

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Jul
24
comment What does Error 000885: Input Signature file does not have file extension indicate?
Rather than close this question I think we can turn it into a valuable Q&A for a common error message.
Jul
24
comment Township/Range polygon to Line labeling
What version of ArcGIS for Desktop are you using? The answer to this (as well as your license level) may alter whether you have Maplex included as part of the core product. Also, please be sure to provide answers to these requests for clarification by editing your question rather than contributing more comments.
Jul
24
comment ArcGIS Geoprocessing and 32/64 bit architecture Issue
This is not an area of my expertise but I just added an arcobjects tag, which with arcgis-server should put it in the path of others with those skills.
Jul
24
comment ArcGIS Geoprocessing and 32/64 bit architecture Issue
You have a tag for background-geoprocessing but do not mention using that in the body of your question. My first thought is that you should make sure that you are not using background Geoprocessing so that you can be sure there is no confusion between the 32bit and 64bit versions of Python that may be present.
Jul
23
comment Loop with arcpy.ListFiles
Yes - I think writing the script using the Geoprocessing tools (and Copy As Python Snippet to get the syntax) for just one *.asc file , and then adding the loop afterwards is a much easier way to do it.
Jul
23
comment Loop with arcpy.ListFiles
Welcome to GIS SE! Would you be able to edit your question to include the version of ArcGIS for Desktop that you are using, please? My quick advice on this one is NOT to try and debug your script from ModelBuilder but instead to step through one iteration by manually running each tool in sequence and then using Copy As Python Snippet in the Geoprocessing | Results window to write a Python script to repeat what you just did. Once that works showing you how to include iteration in the Python script becomes trivial.
Jul
23
comment Custom imagery not converted correctly in web Bing format tile with Global Mapper?
This is not amongst my areas of expertise but its tags should push it into the paths of those who likely to be able to.
Jul
23
comment Getting null values using Point sampling tool in QGIS 2.0.1
Welcome to GIS SE! Normally "about a paragraph" is considered minimum length for an answer (or question) here so I recommend that you edit your question to explain briefly how your answer addresses the asker's question.
Jul
23
comment How to create NDPI/ NDWI or NDTI in erdas imagine 9.2?
Would you be able to edit your question to indicate what research you have undertaken to try to solve your problem, please? Also, it looks like you are actually trying to answer three questions i.e. How to create NDPI, How to create NDWI and How to create NDTI? On the Tour it describes how this site works.
Jul
23
comment Dissolving polygons fails on computers with small amount of RAM
Yeah - I think it is the same as gis.stackexchange.com/questions/106745/arcpy-empty-buffers/… and gis.stackexchange.com/questions/91722/… and gis.stackexchange.com/questions/60250/…
Jul
23
comment Displaying large number of polygons on web map?
Welcome to GIS SE! Would you be able to edit your question to clearly state whether SQLite, TileMill and OpenStreetMap (as well as the unmentioned but tagged ArcGIS and MapBox) are requirements of your solution, please? At the moment I think it is too broad but if you can nail down some more of the requirements then it starts to look more like it fits the parameters of our site.
Jul
23
comment How to Add Polyline ID when it is created from points pair coordinates with arcpy?
Would you be able to edit your question to provide some more details such as a code snippet that works up to where you are stuck, please? The link is of some use but we are left guessing as to what may be the same/different between your code and that presented there in two answers.
Jul
23
comment Tutorial on how to model flooding using data from gauging stations along rivers in QGIS?
This does not look like a tutorial as requested by the asker.
Jul
23
comment Tutorial on how to model flooding using data from gauging stations along rivers in QGIS?
This does not look like a tutorial as requested by the asker.
Jul
23
comment Dissolving polygons fails on computers with small amount of RAM
I think you are going to find this a frustrating experience which you could resolve very easily by just making more RAM a requirement of your application. Everything you describe seems to fit with that being your limiting factor, and the cost of more RAM versus development time costs to try and work within 3Gb RAM seems to be a false economization.
Jul
23
comment How to use Leaflet to efficiently show parts of a massive dataset?
I think this question needs to be edited before it becomes clear enough to be answer-able. The title (which I think should be a summary of the question body) is "How to use Leaflet to efficiently show parts of a massive dataset?" but the question body makes no mention of Leaflet being a requirement and seems to indicate that many different architectures are under consideration.
Jul
22
comment How to convert xml into readable gis format
Would you be able to edit your question to include the GIS software and version that you are using, please?
Jul
22
comment Import arcpy using PyScripter or IDLE gives No module named RuntimeError?
It will depend on your skillset and experience, for me, I would find an uninstall/reinstall to be the expedient.
Jul
22
comment Import arcpy using PyScripter or IDLE gives No module named RuntimeError?
I'm confident that an uninstall/reinstall of ArcGIS for Desktop with Python will at least get IDLE working again.
Jul
22
comment Saving selection as new layer in QGIS 2.4?
@AndreJoost On your advice I've now retracted my vote for gis.stackexchange.com/questions/26198/… being a duplicate