Reprojecting shapefiles with ogr2ogr
If you have an ESRI Shapefile (.shp) that you want to reproject, you can use ogr2ogr ogr2ogr -t_srs newfile.shp oldfile.shp The EPSG code could be for instance epsg:28532.
Category Spatial stuff
Sticking bicycle paths in CouchDB
In this installment of How To Stick Anything In CouchDB, I’ll take some bicycle path data released by the municipality of Copenhagen and stick them in CouchDB. As always I’m working in Terminal under Mac OS X. Bicycle paths in…
Free online O’Reilly book on CouchDB
Using shp2geocouch to push OSM data into geocouch
Today I installed the utility shp2geocouch on Mac OS X 1.6. First I needed to update RubyGems… sudo gem update –system Then I could install shp2geocouch sudo gem install shp2geocouch Next I downloaded OSM data for Copenhagen, Denmark wget …
Installing spatial databases on EC2
The spatial databases covered are PostGIS, MySQL spatial and MongoDB, Apache Cassandra. UPDATE: I’ll change this post or create a page to give the actual linux commands to run on the remote server. PostGIS on EC2 I have found a…
Building osm2pgsql on Mac OS X using homebrew
General instructions are here: Note: I’m running Snow Leopard (10.6.6 ) 1. Install homebrew Check that you don’t have it already: $ which brew If you don’t have <a href="http://mxcl.github.com/homebrew/">homebrew</a> install it from here: E.g. like this: $…
How to import OpenStreetMap data into PostgreSQL
1. Download data and software The instructions are fairly generic, so should work for both Windows, Linux and Mac OS X. I wrote them for Windows, but I’ve since then switched to Mac OS X. PostgreSQL+PostGIS I assume that you…