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Category: QGis

1 May 20232 May 2023 Atilio Francois No Comments
  • QGis

How to find the coordinate system of a layer with QGis 3.X?

When working with spatial data in GIS software, you regularly encounter the problem of files that lack a clearly defined coordinate system. When a file lacks its coordinate system (CSR), it can lead to misaligned layers,…

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  • english posts
  • GIS and management
  • QGis

Python Methods for QGis: how to examine vector data

Once a layer is loaded, usually we want to access the data included in the layer, whether the geometries or the attributes. Now, we will discuss how to code in Python the access to these two…

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  • QGis

QField: the mobile device of QGis for Android

QField allows you to do fieldwork on QGis projects with Android phones or tablets. In this article we will discuss how to install QField on a mobile device and how to install and work on a…

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  • Database
  • QGis
  • Spatialite

How to create a SpatiaLite database with QGis

If you start to feel tired of managing your data as shape files (this format dates back to the eighties!) and you yearn for a genuine database for your projects, most certainly, you will be looking…

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  1. Atilio Francois on [EN]Portable QGIS 4.0 for Windows – Download and use QGIS without installation5 June 2026

    Thank you for your feedback and for reporting these issues. The errors and the missing Processing functionality that you observed…

  2. Andrea on [EN]Portable QGIS 4.0 for Windows – Download and use QGIS without installation5 June 2026

    I've downloaded today the 7z file from https://www.sigterritoires.fr/QGis4.0Lite, then unarchived it and then launched launch_qgis_portable.bat: various errors occurs https://dcmnt.eu/pad/#/2/pad/view/-6FZXEyJYV4SyZmDWWE4XW6M7l-1JGp0V67X4tBTdjg/embed/ and…

  3. Andrea on [EN]Portable QGIS 4.0 for Windows – Download and use QGIS without installation5 June 2026

    It's not clear what are exactly the components that are missing in the "QGIS portable – lightweight version". Could you…

  4. Ed on Portable version of QGis 3.44.0 – Updated Version with Python Fixes and Authentication Support2 June 2026

    Thank you for your service to the community! Please know that you are greatly appreciated! We prefer using the Long…

  5. SERGIO SEBASTIAN VERDU on [EN]Portable QGIS 4.0 for Windows – Download and use QGIS without installation27 May 2026

    Hi Atilio, I'm very interested in downloading these versions of QGIS, but I've tried several times and the download never…

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