[Qgis-user] [SPAM] Correct the attribute table automatically

[Piotr Kania]

Here it's nice info:
http://www.northrivergeographic.com/archives/qgis-2-6-virtual-fields

W dniu 2016-02-10 o 10:18, Josefine Petrenz pisze:
> hej hej,
>
> at first, I would like to apologize for my english.
>
> I have a shape-file with several areas. In my attribut table, each 
> area has an information about the area size.
> Step by step the areas become bigger or smaller. Every time, when this 
> happened, i have to recalculate the area size.  is there a way, that 
> the area size correct automatically in the attribute table, when i 
> change the area?
>
> thanks in advance
> josi
>
>
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