698 reputation
414
bio website scruss.com/blog
location Toronto, Canada
age 45
visits member for 2 years, 7 months
seen 18 hours ago

Wind farm guy. Scottish. Radio nerd (call sign VA3PID). Banjo player.

Blogs: We Saw a Chicken … and Numpty's Progress.

Twitter: @scruss.


18h
answered How to build a geographic database of GPS logs?
May
24
answered How to simplify shapefiles without losing attributes?
Apr
13
revised Looking for a simple hatching algorithm
typo
Apr
13
answered Looking for a simple hatching algorithm
Mar
30
comment Looking for a simple hatching algorithm
Well, less brute-force than my current proposed method, which is to render a viewport full of hatches, then cut it down using GEOS's intersection function against the polygon …
Mar
29
asked Looking for a simple hatching algorithm
Feb
1
comment Imported GPX files into QGIS ver 2.0.1-fields missing?
Removing the schema details doesn't do anything, at least for my version of GPS Tool.
Feb
1
comment Imported GPX files into QGIS ver 2.0.1-fields missing?
You only get timestamps if your GPS saves them in the right fields. My 60csx puts them in the ‘cmt’ field, which sometimes contains other text. But yes, Add Vector Layer imports more fields than the GPS tool.
Jan
16
awarded  Yearling
Dec
22
awarded  Announcer
Dec
15
comment Finding points on an odd map projection using interpolation between known points
“georeferencing” is a slightly more common term for this. QGIS has a decent georeferencing module, and it's free.
Dec
9
comment 3 points meteorology stations
How far apart are the stations? Wind data don't interpolate usefully for distances greater than a few kilometres due to terrain and roughness effects.
Oct
27
revised GeoReference tiff image into the Google map?
removed irrelevant tags, added C#/.net related ones
Oct
27
suggested suggested edit on GeoReference tiff image into the Google map?
Oct
21
comment GeoReference tiff image into the Google map?
You might want to look at: raster - Work flow for georeferencing imagery using open source tools? - Geographic Information Systems Stack Exchange
Oct
20
comment How do I load OSM vector data in QGIS 2.x?
Actually, no, it didn't work fine. It couldn't handle node IDs greater than a 32-bit signed integer.
Oct
20
answered From OSM to shape. Parsing problem
Oct
17
answered Appropriate map projection for the UK?
Oct
9
comment Building FGDB support for GDAL 1.10 on Ubuntu
the …/1.9/ folder does not exist. site_ruby is at 1.9.1 for the system.
Oct
7
awarded  Promoter