Exegesis Spatial Data Management
Posts in Category: Python
How to remove .png files recursively from a folder tree without removing .png8 files too
Posted by Crispin Flower
27 May 2020
Categories:
GeoServer
Ordnance Survey
Python
We have some large GeoWebCache caches of Ordnance Survey map tiles in .png8 format. Unfortunately a few million .png files have crept into the caches too (accidental bad config at some point),...
read more
Comments(0)
Find "Godzillas" in your ArcGIS feature class (by counting vertices)
A useful way to select and generalise only the more complex features
Posted by Sylvina Tilbury
15 May 2013
Categories:
ArcGIS
MapLink
Python
To count the number of vertices: Add a new field to the feature class called, for example, VertexCount Use the Calculate Field tool within the attribute table, or in ArcToolbox, with the...
read more
Comments(0)
Tilecache: how to stop tilecache_seed.py bailing out with HTTP 502 errors
Posted by Crispin Flower
24 February 2012
Categories:
MapServer
Python
Tilecache
We are using TileCache http://tilecache.org/ to create caches of Ordnance Survey data of various flavours, for use in high demand web sites. We are tending to pre-seed the caches, then access them...
read more
Comments(0)
Serving Ordnance Survey rasters with GeoServer and MapServer - some irks and quirks
Posted by Crispin Flower
21 January 2012
Categories:
GeoServer
GIS (general)
MapServer
OGR/GDAL
Python
I’ve been preparing a tilecache of UK Ordnance Survey mapping for a couple of big projects, combining Open Data with licensed Landranger (1:50,000) and Explorer (1:25,000) mapping. The tilecache...
read more
Comments(0)
Breaking a site with Multi-Mechanize
Posted by Crispin Flower
28 December 2011
Categories:
IIS
Load-testing
Python
SQL Server
In my previous post I got started with Multi-Mechanize and established that it is a useful tool for load-testing web sites. Next I tried it on a real site that we are currently building – the new...
read more
Comments(0)
Trying out Multi-Mechanize web performance and load testing framework
Posted by Crispin Flower
27 December 2011
Categories:
IIS
mojoPortal
Python
Information and download from http://code.google.com/p/multi-mechanize/ UPDATE 14th March 2012: now moved to http://testutils.org/multi-mechanize Multi-Mechanize is an open source...
read more
Comments(0)
Categories
.Net Core
(2)
API
(1)
AppV
(1)
ArcGIS
(9)
ASP.Net
(4)
Azure
(5)
CAMS
(1)
CGI
(2)
Cloud
(1)
Cloudscribe
(2)
COM
(1)
Fiddler
(1)
GeoServer
(12)
GIS (general)
(18)
GISquirrel
(3)
HBSMR
(13)
Identity Server 4
(1)
IIS
(11)
Internet Explorer
(1)
jQuery
(1)
LibraryLink
(2)
Load-testing
(1)
MapInfo Professional
(11)
MapLink
(5)
MapServer
(14)
Microsoft Office
(2)
Mobile
(1)
mojoPortal
(11)
MS Access
(11)
OGR/GDAL
(6)
OpenLayers
(5)
Ordnance Survey
(4)
PACS
(2)
PostgreSQL/PostGIS
(3)
Projections
(2)
Python
(6)
Quantum GIS (QGIS)
(4)
RD Gateway
(1)
Regular expressions
(2)
Remote Desktop
(3)
RemoteApp
(1)
Security
(2)
SharePoint
(1)
SQL Server
(27)
ThumbsPlus
(2)
Tilecache
(3)
UXD
(1)
VBA
(5)
Visual Studio
(4)
WFS
(3)
Windows 8
(1)
Windows Server 2008
(2)
Windows Server 2012
(1)
WMS
(5)
XSLT
(1)
Archives
June, 2020 (1)
May, 2020 (1)
October, 2019 (1)
April, 2019 (1)
February, 2019 (2)
November, 2017 (1)
March, 2017 (2)
January, 2017 (1)
July, 2016 (1)
April, 2015 (1)
March, 2015 (1)
January, 2015 (1)
December, 2014 (1)
November, 2014 (2)
October, 2014 (1)
September, 2014 (1)
July, 2014 (1)
June, 2014 (9)
April, 2014 (2)
March, 2014 (3)
February, 2014 (1)
January, 2014 (2)
December, 2013 (2)
November, 2013 (3)
October, 2013 (2)
September, 2013 (2)
June, 2013 (6)
May, 2013 (4)
April, 2013 (3)
March, 2013 (3)
February, 2013 (2)
December, 2012 (1)
November, 2012 (1)
October, 2012 (2)
September, 2012 (2)
August, 2012 (5)
July, 2012 (4)
June, 2012 (5)
April, 2012 (1)
March, 2012 (3)
February, 2012 (4)
January, 2012 (8)
December, 2011 (6)
November, 2011 (10)
September, 2011 (1)
December, 2010 (1)
November, 2010 (1)
April, 2010 (1)
December, 2009 (2)
February, 2008 (1)
February, 2007 (1)
October, 2006 (1)
May, 2006 (1)
April, 2006 (2)