Archive for the ‘GIS’ Category

QGIS Hackfest Vienna

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Just back from the QGIS Hackfest! This time, the event took place within the OSGEO Code Sprint, it was great to meet all the guys working on the other projects.

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QGIS Server setup notes

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Recently I’ve been working with QGIS Mapserver as my preferred platform for Web-GIS production. I’m a proud member of the QGIS community and I’m directly involved in the QGIS development since many years. This is a mandatory requirement to be able to run a QGIS-based Web-GIS with a decent chance of success. QGIS is unfortunately […]

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View your web pages CSS in 3D!

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I’ve just discovered that the latest versions of web developer FF extension supports 3D view of the web pages: super cool! Look at how nice is the  OpenLayers vector layer stacked on to the background map  layers.  

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Linux Hotel QGIS Hackfest 2012

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I’ve spent the last days at the Linux Hotel for the QGIS Hackfest 2012. It has been a great hackfest, the location was amazing, an old villa with a wonderful park and Linux computers everywere, a geeky atmosphere and all you need to work and relax together. I’ve closed a lot of tickets concerning the […]

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Serving your map tiles 30 times faster

Recently I’ve been experimenting with TileStache tiles caching system, which is similar to TileCache and other tile caching systems in scope. TileStache revealed itself as a powerful and flexible product and was very good to cache tiles generated with my Django-backed mapscript-powered WMS server. Caching and serving tiles with TileStache was by far faster then […]

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TileStache Vector simplify provider

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This is the third part of the story that I started with part 1: Polymaps, TileStache and SVG CSS styling issues part 2: TileStache Django tiny wrapper during my experiments I wanted to reach the goal of minimize both the bandwith consuption and the number of vector coordinates that the browser needs to handle, this means that […]

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TileStache Django tiny wrapper

This is the second part of the story about my experiments with the wonderful TileStache that I started with TileStache and Polymaps SVG experiments. First, I would like to thank Michal for the quick patch inclusion, the Polymaps patch is still waiting for the pull and the Django admin patch is awating for somebody to […]

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Polymaps, TileStache and SVG CSS styling issues

A few days ago I started playing with Polymaps and TileStache, two very promising WebGIS building tools. The final goal of this experiments was the integration with Django. Polymaps Polymaps is a Javascript library aimed to display svg maps in a web page, recently I’ve watched to an interesting talk about a Django-powered app built […]

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QGIS Zuerich hackmeeting

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Last november I attended to the international QGIS programmer’s meeting in Zuerich. It was a great opportunity to meet the QGIS developers I already knew from the previous meeting in Lisbon, and to know new interesting people. QGIS is quickly becoming one of the most important free software packages for GIS processing, I participate to […]

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OpenStreeetMap and OpenCycleMap extent bookmarklet

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Today I wrote a simple bookmarklet to get the map extent in EPSG:4326 from the wonderful OpenCycleMaps.org website. It also works on the OpenStreetMap.org website. You can just right-click and save it on your bookmarks, the click on the bookmark while in the OpenCycleMap site and a popup will appear with the extent coordinates printed […]

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