Quantum GIS

QGIS – Top 10 Tips for Rookies!

QGIS – Top 10 Tips for Rookies!

In this video, we show you 10 tips. They will help you greatly if you just start using the program or you consider yourself a rookie. They are: 1) Use shortcuts 2) Set a nice work environment 3) Keep original layer names, use latin layers 4) Use layouts and templates 5) Save layer styles 6) Learn auxiliary programs (Autocad, Inkscape ...

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Spatial Joins in Qgis – how to transfer attributes between layers

Spatial Joins in Qgis – how to transfer attributes between layers

In this video, we describe the correct way to transfer attributes between polygons. The steps are: 1) Use the “Polygon centroid” or “Real centroid” to create points with the attributes of one of the polygon layers ; 2) Use “Join attributes by location” between the second polygon and the first one 3) Delete any unnecessary fields ; 4) Delete any ...

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QGIS – Top 5 mistakes made even by experts!

QGIS – Top 5 mistakes made even by experts!

In this video, we show you 5 most dangerous mistakes in QGIS. They may cause serious damage if you notice them late. Also, they are very subtle. They are: 1)Update all / Selected when editing layers 2)Lock/Unlock map layers 3)Atlas legend/scale bar properties 4)Avoid intersections 5)Wrong layer state/Not using layer states

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ArcGIS vs QGIS – 10 Most Important Differences Between ArcGIS and QGIS

ArcGIS vs QGIS - 10 Most Important Differences Between ArcGIS and QGIS

ArcGIS vs QGIS – 10 Most Important Differences Between ArcGIS and QGIS In thіѕ аrtісlе, we wоuld bе tаkіng a brіеf lооk аt the two leader GIS softwares: ArcGIS vs QGIS  commonly used today. Wе wоuld bе dіѕсuѕѕіng аbоut whаt dіѕtіnguіѕhеѕ thеѕе twо іn terms of funсtіоnаlіtу, tороlоgу, tуре, Oреrаtіng ѕуѕtеm support аnd ѕо on. These are two great platforms ...

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Cartography Tutorial with QGIS 2.14

Cartography Tutorial with QGIS 2.14

A very quick and dirty introduction to making clean and simple maps for publications using QGIS. The tutorial makes use of historical data found in the CHGIS 1820 datasets. src data: http://ift.tt/25U395A

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Overlay Google Maps Using QGIS

Overlay Google Maps Using QGIS

QGIS (previously known as Quantum GIS) is a cross-platform free and open-source desktop geographic information system (GIS) application that provides data viewing, editing, and analysis. Similar to other software GIS systems, QGIS allows users to create maps with many layers using different map projections. Maps can be assembled in different formats and for different uses.[2] QGIS allows maps to be ...

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Qgis TIN pratical exercise

Qgis TIN pratical exercise (SI8)

A simple exercise about TIN interpolation in Qgis. Spatial distribution of precipitation in Tuscany from point meteo station. For modelling terrain or other objects given a set of sample points, the Delaunay triangulation gives a nice set of triangles to use as polygons in the model. In particular, the Delaunay triangulation avoids narrow triangles (as they have large circumcircles compared ...

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