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I'm currently creating a new website based on geo-localised informations, which is quite new to me.I need to display my points of interest according to where the map is, and where the user make it move.I know I can use the Haversine formula to find POIs around the map's center for the first...

تمهيد: يتميز المغرب بمحدودية موارده المائية،إذ أن متوسط نصيب الفرد السنوي من المياه المتجددة تبقى دون حد الفقر المائي المحدد دوليا في 1000 م 3 للفرد سنويا. وستزداد هذه الندرة من المياه في المستقبل بفعل التزايد الديموغرافي من جهة، ومخاطر التغيرات المناخية من جهة أخرى. وتجمع معظم الدراسات على أن...

gvSIG Desktop has been included in OSGeo4W. OSGeo4W is an open source GIS for Windows distribution. It contains more than 150 packages, and the main geomatics applications are included among them. From now gvSIG 2.2 can be installed from the … Continue reading → أكثر...

We have 100's of dgn files. We have successfully "assigned" coordinate system to those dgn files in batch by using "on the fly" + custom CRS. Now we have to save each dgn's geometry (Point, Linestring, Polygon) in WGS84. Manually we can do that. Right Click -> Save Us -> Projection: WGS84 & add...

Is there a way to export into KMl a geoserver layer?I have used KML reflector but this doesnt return the whole content of the layer but a reference to it.Alternatively can I get a KML of a layer using OpenLayers? أكثر...

I come to you to present EZ-Location, a tool available on the Android Store, developed by me for use with GIS platforms such as QGIS, ArcGIS etc ... It allows you to take the point coordinates stockers and export in CSV file easily importable shot in QGIS. The application has been specially...

I would like to insert text place in arcmap with street name. For every I have to plot one map. I have hundreds of them in shp file and it would be great to avoid one by one manual typing street name.Attribute table contain name for particular street i.e.: I do not want to place one by one...

Bonjour, J'ai un polygone (longiforme) qui représente un réseau de route. J'ai besoin de créer une ligne médiane dans ce polygone, qui représenterait alors la route sous forme de polyligne. J'ai trouvé des conseils pour réaliser cela : - conversion de tes polygones en raster -... أكثر...

Re: Multiple colors by filters Very nice! Thank you. أكثر...

Re: Concatenating field values Feel free to hate me after look أكثر...

Taking a different tack from PostGIS and QGIS connection using queries?, I am trying the pgsql2shp command line. I get some selections but when I try the join I get no success with the following error: pgsql2shp -f "C:\....\teste2.shp" -h localhost -p 5432 -u postgres -P postgres...

I had asked this question previously which I think will work. But as I am new to this, I can't figure out how to get a Layer as an ILayer object to pass to the method that's in my previous questions answer. I have been playing with the Mark Cederholm's 'Snippets.py' that uses comtypes to...

هل احتجت يوما لقياس مسافة أو رؤية وتعديل ملف أوتوكاد ثم اكتشفت أن الجهاز لا يحتوي على برنامج الكاد فأصبت بالإحباط؟ إذا كانت إجابتك بنعم فأؤكد لك أنك لن تصل لهذه الحالة مرة أخري لأن هذا النظام يمكنك من فتح ملف الأوتوكاد من أي متصفح نت. فقط من خلال تسجيلك في الموقع- الرابط أسفل الفيديو - النظام...

Bonjour, Je viens vers vous pour vous présenter EZ-Localisation, un outil disponible sur l'android Store, développé par mes soins pour être utilisé avec les platformes de SIG tels que QGIS, ArcGIS etc... Elle vous permet de prendre des points de coordonnées les stockers et les exporter...

I'm working on a conversion system for Unity. We want to import some geo-referenced data (not models) losing the least floating point resolution possible.I am currently working on the idea of moving all the data as we import it right to the equator across the Greenwich line, in other words to...

I am planning to buy a new laptop, preferable an ultrabook. However, most ultrabooks do not have a stand alone GPU.. Would I be able to use QGis with an Intel HD 520 integrated GPU? Specs of the laptop are: i5-6200U - 256SSD - 8GB DDR3L RAM. أكثر...

I have written a python script tool wherein a user specifies a feature class (e.g., Landuse) containing different attributes (e.g., parcel size, landcover etc.), name of the attribute field from which features will be selected (e.g., "landcover") and the name of the attribute to be selected...

I use bands 654 for vegetation classification and bands 432 to prepare the map layout.Is there a way to pan-sharpen the landsat 8 image using the bands 65432 ? So I swicth the GRB to classify and to Layout.Thanks أكثر...

I created web map with qgis2web. Everything works fine but for all my attributes which are integer, the map shows the value "NULL".What can I do? أكثر...

I would like to read and edit the Extent Values of each Layer in a MXD-file. My code: import arcpymxd = arcpy.mapping.MapDocument(r"D:\Work\myInFile.mxd")for lyr in arcpy.mapping.ListLayers(mxd): if lyr.isFeatureLayer: # read print lyr.getExtent # write...