[Qgis-user] Making buffers

[Giovanni Manghi]

Hi,


> I've stumbled in two problems: 
> 1) Making a buffer zone of that kind is extremely slowly. The right way
> is : Vec analysis -> geoprepossessing -> Buffer(s) ? 

Try use GRASS or the QGIS GRASS plugin


> 
> 2) Is there a way of the buffer zone to be drown only at the right or
> the left of the heading of the line?  


already requested

https://trac.osgeo.org/qgis/ticket/2000


cheers

-- Giovanni --