GIS refers to a system for displaying and processing spatial data, i.e. data to which a spatial location has been assigned.

Here you will find a list of interesting and informative geographic and gis blogs.

In this article I will explain how you can create a basic web map with Leaflet and React by using functional components without any third party packages. So i will strongly recommend to have a look at the Leaflet API reference.

In this article i want to show you how you can build your own Mapnik stylesheet for displaying any data from PostgreSQL/PostGIS. The Mapnik Stylesheet XML can be used for a tile-server with your custom style.

Inspired by Aaron Parecki and who he has been tracking his location since 2008 with an iPhone app and a server side tracking API i decided to go for a similar approach. I wanted to track my position constantly with my Android smartphone and use the data to display a map with all locations i have ever been to.

Navigation devices, smartphones and weather forecasts are dependent on satellites and without these we have to rely on some services that make our everyday life easier.

FME (Feature Manipulation Engine) is a powerful and the most used spatial ETL tool for the migration and processing of spatial data and non-spatial data.

With the ever increasing amount of data, the question arises at some point how it can be managed effectively. GIS databases are used here.

In order to be able to work with digital maps or information geodata, a geographic information system is used. With GIS, geodata can be recorded, edited, analyzed and displayed appropriately.

Volunteering offers a good opportunity to develop personally and professionally. You can also get involved in a good cause. You can later pack the projects into a pretty portfolio and thus stand out from the competition with extra points when applying.

Podcasts are a great way to keep up to date with current developments. Best of all, you can listen to podcasts practically anywhere.

In this post you will find a list of free and/or open-source and proprietary GIS-software options which are commonly used

Would you like to know which open source web GIS applications are used to share geodata over the Internet? Then you can find out more here.

OpenStreetMap is the largest international project that aims to create a free world map.

With the help of PyQGIS processes such as the export of images for all layers from a map can be automated.

For all those who do not yet know the relevant contact points for current satellite images, there are a few links here where you can download satellite images from around the world, mostly free of charge.

Difference between CAD and GIS data.

The shapefile format is a general format for storing vector data.

Geodata is information with a spatial reference that can be used in a GIS, among other things.