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Community Moderator for Geographic Information Systems SE

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.

Author of:

  • ArcGIS for Desktop and Google Earth eLearning videos which are available via Discover Spatial
  • Introductory to Advanced level ArcGIS for Desktop and ArcPy training courses which are available Instructor-led or Self-paced - see PolyGeo website

Available for commercial ArcGIS consulting, training and support assignments, and willing to provide quotations to tackle any intractable ArcGIS for Desktop and ArcPy problems which appear on GIS Stack Exchange when they may be unsuitable to resolving expediently using its focussed Question & Answer format.

profile for PolyGeo on Stack Exchange, a network of free, community-driven Q&A sites

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2d
revised Connecting Oracle Linux database to AcGIS 10 on windows PC
Removed unnecessary thanks
2d
revised QGIS 2.4 under Debian behind a proxy Plugin Repository
rolled back to a previous revision
2d
revised QGIS 2.4 under Debian behind a proxy Plugin Repository
Removed signature as per help instructions
2d
revised Using raster to clip vector data
edited tags
2d
revised What effect does standard deviation have on the display of DEM rasters?
edited tags
2d
revised Unable to create multiversion view in ArcSDE 10.2 and Oracle 11g
Removed signature as per help instructions
2d
revised How to decide how to “stretch” raster imagery?
edited tags
2d
revised Installing Shapely with libgeos_c on Linux?
improved Title, typos
2d
revised coverages wiki description
Terminology
2d
revised Total area of ArcGIS Intersect output is NOT equal to the smaller input?
edited tags; edited title; added 33 characters in body; deleted 7 characters in body
2d
revised projection_error
edited tags
2d
revised Percentage cover using QGIS?
edited tags; edited title
2d
revised Why are some places missing from US Census Gazetter data?
edited tags
2d
revised Learning about bathymetry?
edited tags
2d
revised Iterate with sub model iteration
deleted 10 characters in body; edited tags
2d
revised Summarising all fields in attribute table using ArcPy?
Made title more concise
2d
revised Summarising all fields in attribute table using ArcPy?
Formatting
2d
revised Lidar - Automated building extraction (Improve Process)
edited tags
2d
revised Buffer area doesn't make sense with background layer
edited tags
2d
revised grouping village points based on distance and population size
Removed unnecessary thanks