1,051 reputation
515
bio website scruss.com/blog
location Toronto, Canada
age 45
visits member for 3 years, 4 months
seen yesterday

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

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

Twitter: @scruss.


May
18
comment Convert YYYYMMDD to YYYYJD in Python 2.7.5
This is a general programming question, and already has most of an answer using datetime's tm_yday. If you need this to fit in with other people's systems, please note that some people use 1-366 every year, skipping day 60 on non-leap years.
Apr
26
revised How Does Ogr2Ogr Simplify Work?
added clarification
Apr
26
answered How Does Ogr2Ogr Simplify Work?
Mar
3
comment How to install GDAL and QGIS on a Raspberry Pi?
Unlikely, but don't know for sure. Ubuntu for Raspberry Pi 2 is in a very early state.
Jan
16
awarded  Yearling
Jan
9
answered UbuntuGIS packages on ppa.launchpad
Jan
5
comment Using GIS tools for non-geographical problems
I don't have any references to papers, but the PDF Liberation project has used spatial databases to analyze and extract data from complex government documents.
Jan
5
comment How to create an Azimuthal Equidistant map for long-distance radio?
This may be a partial answer, if anyone's searching: Ortho Projection produces artifacts
Jan
3
comment proj.4 definition for (obsolete) UK War Office “Italy South” grid
Although I've now added an answer, I think the issue you raise above is more of a SE design problem than something users have to work around.
Jan
3
answered proj.4 definition for (obsolete) UK War Office “Italy South” grid
Jan
1
comment proj.4 definition for (obsolete) UK War Office “Italy South” grid
Would it help? mkennedy answered it, not me.
Dec
31
revised proj.4 definition for (obsolete) UK War Office “Italy South” grid
added corrected and tested proj.4 definition based on mkennedy's comment
Dec
19
comment Using zip file in html
Can you simplify the geometry using something like mapshaper?
Dec
10
comment GeoTIFF world file ignored by QGIS?
In addition to the points made below (gdal ignoring world files if some geo tags are present, gdal/esri disagreeing on pixel edge/centre references), there's no naming standard for world files. Check you're using one that gdal knows about, and avoid using them in the future if you can. I've seen tifw, tiffw, tfw, wld, tiff.wld, …
Dec
8
comment proj.4 definition for (obsolete) UK War Office “Italy South” grid
Yes, that's it, thanks. lat_0 was all it needed!
Dec
7
asked proj.4 definition for (obsolete) UK War Office “Italy South” grid
Nov
15
revised Which monitor for working on printable maps?
added specifics about Ubuntu
Nov
15
answered Which monitor for working on printable maps?
Nov
8
comment How do I load OSM vector data in QGIS 2.x?
If you're running a fairly reliable computer, and you want the ogr2ogr stage to complete before the next ice age, add --config OGR_SQLITE_SYNCHRONOUS OFF.
Oct
20
revised How to install GDAL and QGIS on a Raspberry Pi?
added note about 2.4 now being in Jessie