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I am creating feature classes from GNS txt files in ArcCatalog (10.2). When I do this with the file for Bolivia (bl.txt), the feature class is created correctly. When I try to do this with the file for Argentina, the columns LONG and LAT are recognized as Text instead of Double, so I cannot...

In QGIS I have a polygon SHP layer. The layer contains rings. I am reshaping the polygon layer by cutting away large areas of the polygons. When cutting away a part of the polygon that contains a ring, what happens to the ring? Is it completely removed? أكثر...

I recently started playing around with ol3 + boundless. I created the edit application using > suite-sdk create myApp ol3edit. I am trying to move the layer view/selector from the map to a .col-md-1 on the side of the map (the layer view/selector on the map annoys me and is limiting) I could...

I am trying to perform a density analysis of a point shapefile on ArcMap. I am unsure of what to insert for population field. I've tried the actual number of people in the census tract where my point is and also tried adding a column to insert count (of points), so that each point has a count of...

I need to display arrows alongside to line features. Lines represent water pipes. The issue I'm facing is that lines are a concatenation of numerous line features of various lengths. Therefore, symbols are attached to every line, whatever its length. This makes symbols either overlaying or...

My aim is to classify vegetation types, using areal/ satellite imagery, in a small (4km^2) area of the North York Moors (UK). This area contains two small rivers and their catchment areas; one of the rivers is in an area of planted forestry and the other open heather moorland. I plan is to...

I would like to perform a gs:CropCoverage of the Raster Layer which is the result of gs:BarnesSurface. The SLD file is below: CropCoverage Crop Coverage...

I am using geoserver and boundless to build web mapping apps. I have a feature grid that displays the selected layers' geometry/features.On load it shows the first 100 features, maxFeatures Number default is 100 - as per the documentation.So no issue there, the first 100 fetures are loaded and...

السلام عليكم ورحمه الله وبركاته اعضاء المنتدى الكرام يتشرف مركز الخبرة الحديثة للتدريب والاستشارات دعوتكم للتسجيل بالدورة المؤكدة: دورة مهارات... أكثر...

I'm using the leaflet plugin photon to request adresses like here : https://adresse.data.gouv.fr/map/ It works fine and the geocoder was added to my map. Now I would like to put the geocoder outside of my map in a searchbox. Is there a way to do it ? API_URL = '//api-adresse.data.gouv.fr'...

I am looking for a solution for joining constantly modificated data to my shapefile. The shapefile consists of polygons. Each one has a code. In the Access database, I have varias colums for one code and I do not want to loose this information by performing an one-to-one join. Also, I want it to...

Just recently I was trying to get the geometry of a polygon stored in an ESRI Shapefile. In the script I was trying to read the polygon as follows: import ogr path = "shape.shp" ds = ogr.Open(path, 0) layer = ds.GetLayer() layer.GetFeature(0).GetGeometryRef().GetGeometryName() which...

Is it possible to use the postgis database with a VPN tunnel? The database tells me there is no connection possible. I'm using VPN Tracker 365. Thank you! أكثر...

bonjour tout le monde je viens d installer geonetwork mais j ai un problème lors du démarrage de configuration comment faire pour résoudre ce problème merci d avance أكثر...

I work with ArcGIS. In the picture you can see several pipelines, moreover pipeID's A; 1; 2; 3I would like to have as an output the following columns and rows: A - 1; A - 2; A - 3; As an inputfile i have a polyline file. I have taken a buffer around it of 0.5meters and then I tried to...

I need some information about session name getting.i am working on ArcMAP VBA with ArcFM database i have create some validation tools on this data. i provide error report with validation name but production user requirement is error report with ArcFM Session name also how to get ArcFM session...

Is there a way to get QGIS to write out a world file (.wld/.pgw/.jpw) etc rather than an aux.xml.I see the aux.xml is in general better but it isn't supported by the other software I am using. I can manually write the .wld based on the aux.xml but that is a bit of a faff. أكثر...

– What are the steps of an aerial mapping survey – What kind of data can be collected – How does an orthophoto-map looks like – What is the GCP measurement and how can we make geodesy with geodetic GPS and RTK – How to display the survey data This video was made to be ... أكثر...

I work with ArcGIS. In the picture you can see several pipelines, moreover pipeID's A; 1; 2; 3I would like to have as an output the following columns and rows: A - 1; A - 2; A - 3; As an inputfile i have a polyline file. I have taken a buffer around it of 0.5meters and then I tried to...

I need some information about session name getting.i am working on ArcMAP VBA with ArcFM database i have create some validation tools on this data. i provide error report with validation name but production user requirement is error report with ArcFM Session name also how to get ArcFM session...