GeoNotes Blog | GeoNotes

When you need a sexy terrain relief map

By John C. Zastrow

Posted on August 4, 2008

If you’ve ever needed to make nice looking relief maps like I do now, have a look at these sites. http://www.reliefshading.com/ and http://www.shadedrelief.com/ [Read More]

Good review of Mapnik for generating online maps

By John C. Zastrow

Posted on July 25, 2008

In my opinion you can’t beat UMN Mapserver or Mapnik for making gorgeous online maps. Mapserver has installed and run for me flawlessly every time I’ve tried it — without days of arguing with it. Mapnik has taken me nearly a week to get running sometimes. But, just like you... [Read More]

History of Rasters in PostGIS and a glimpse into the mechanics of an Open Source Project

By John C. Zastrow

Posted on July 24, 2008

GWT Charting Kit

By John C. Zastrow

Posted on July 23, 2008

Here is a nice GWT-based charting kit. It looks like it might be a reasonable replacement for a lot of we normally use JfreeChart for. [Read More]

Open Source County – Impressive Geospatial Portal

By John C. Zastrow

Posted on July 22, 2008

I keep having to fish around for this URL so I’m just going to blog into this online note space that I maintain. One stop shopping. [Read More]

Putting your own content into a website with Google Maps

By John C. Zastrow

Posted on July 21, 2008

So I’m doing a little research tonight on some requirements for a client: [Read More]

Cross Compare SQL Server 2008 Spatial, PostgreSQL/PostGIS 1.3-1.4, MySQL 5-6

By John C. Zastrow

Posted on July 17, 2008

http://www.bostongis.com/PrinterFriendly.aspx?content_name =sqlserver2008_postgis_mysql_compare [Read More]

Gotta love interop

By John C. Zastrow

Posted on July 9, 2008

I love it when the big boys actually play nice together and support standards. Autodesk and Bentley team up on AEC Interoperability. [Read More]

Changing a light bulb

By John C. Zastrow

Posted on July 7, 2008

Bought one of these Bulb Changer Kit/Pole tonight after months of dragging my feet about hauling the ladder up stairs to change the ceiling bulb in the bathroom. Totally worth money. If you have tall ceilings with light bulbs that hang down. Get one of these things. Period.

Optimize all tables in a database, Part 2

By John C. Zastrow

Posted on July 5, 2008

Ok, not being satisfied with my first exploration of a global “do something” mysql script I asked the community for help. [Read More]