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I have dictionary with the values: dict = {0L: {'val1': 60, 'val2': 199, 'val3': 7.719},1L: {'val1': 60, 'val2': 199, 'val3': 7.719}}I want to update these values in the attribute table of a layer. How can i do that? أكثر...

I'm using ArcGIS 10 desktop version. I have a number of polygons, let's say 300, in a layer. Each polygon contains information of schools, ranging from 100 to 250 points, in a separate point layer. For example polygon "1A" will have all its points marked "1A" in the attribute table along with...

10 برامج صغيرة لا غنى عنها لاى مهندس مدنى فى مجال التصميم ومفيدة جدا فى حالة انك مهندس تنفيذ وتريد ان تعمل مراجعه سريعة لتتاكد من صحة التصميم البرامج سهلة جدا ولا تحتاج الى شرح البرامج كلها من اعداد مهندس محمود زغلل لتحمل البرامج beam_design.rar column_design.rar shallow...

Has anyone was able to add GeoServer WFS service into ArcGIS Online map viewer? By this I mean having an ArcGIS Online account (either free or for Organizations), logging in and adding layers from the web. I have no problems adding a WMS service such as this...

I have polygonal shapefile, which contains several thousands of features. I need count tiles for 18 zoom level which generates for each feature in shapefile.I find Tile Calculator http://tools.geofabrik.de/calc/#2/28.5307/62.5469&type=Geofabrik_Standard, but there possible get count tiles for...

i've hit a bit of a tricky visualisation issue; I am quantifying some land use and land use change (LULUC) over a number of years. Typically, for data going from year to the next, a land change matrix is pretty handy; In the above image you can see what percentage of the total land present...

I am geocoding millions of addresses for my research (every registered voter in six states). I am using two geocoders: one that is really fast and one that has fewer unmatched addresses when I geocode. Is there a way to use ArcMap or ArcCatalog to use the second address locator on only the...

I guess we had to expect this and I suppose it is better to be aware of this problem early on, but it seems that it is a rather simple procedure to trick the lidar sensors on a vehicle. “I …... Click Title to Continue Reading... أكثر...

تتقدم مؤسسة التقنيات الأرضية للمساحة ونظم المعلومات الجغرافية بعروض مميزة ومغرية على التالي: 1. الأجهزة المساحية بكافة أنواعها 2. إكسسوارات الأجهزة... أكثر...

I want to print the map of a town and I would like to see the basemap more transparent outside the town area (border polygon) or viceversa. How can I do this? أكثر...

I'm new to GIS and CartoDB. Here is something I created with shape files I had. I want to create an interactive web app to find optimal route between any 2 points on this shape file. (It was suggested to me to create a routing algorithm using sql and postgis. I've worked on ArcGIS, but have...

I've already created an Address Locator successfully and published it as a Geo coding service, but have some additional requirement. Let's say I've a field in my data set named category which have different values like Houses Parks ATM What I want is to pass this category value as parameter...

I have a gps device TK103B and installed on 20 cars. And i wanted to know if there is any free/open source mobile/desktop/webmapping solution for monitoring the vehicles? أكثر...

I installed MSSql Server Express with localDB. Everything looks ok. The connection with the LocalDB is nessesary and the tables and views are displayed in the QGIS MSSQL Dioalog. A primary key is defiened! See here: ... the Connection Dialog worked fine ... the QGIS MSSQL Table Dialog...

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It is possible to make the positioned symbol (using ANCHORPOINT) in WMS layer clickable? The problem is that it is clickable only at the point of geometry (+ tolerance defined in map file), but when I cklick the area of the symbol it doesnt fire the right GetFeatureInfo event. The symbol is...

I am facing a problem that requires me to create a geomatry based on the intersection of 2 geomatries, specifically a line and a polygon.The line resides within the polygon, I want the line to expand and pass through the polygon thus, splitting it in 2 polygons. I want to create those 2 polygons...

I have a lot of .dwg files stashed in various directories.When I look at them in ArcCatalog, they all have point, polygon, polyline, annotation and multipatch layers.Now I convert all of these dwg files into feature classes (in the same GDB, in different feature datasets) using the...

I am getting an error when I try to change the value of a feature's Rotation Value.I have a schematic feature that I would like to rotate by changing the field's ROTATION value, but everytime I try to set the new value I get this error."Error HRESULT E_FAIL has been returned from a call to a COM...

I have a working instance of GeoNode 2.0 over Debian7 (with PostgreSQL) and I want to know where does pyCSW stores the metadata by default. And if it's possible, how to set it to the same PSQL server. أكثر...