نتائج البحث

We’re big fans of open government and open data, so we’re delighted to be hosting the opening reception for this year’s TransparencyCamp. Join us this Friday for drinks, snacks and good government geekery with our friends from the Sunlight Foundation. The party starts at 6 p.m. at 1714 14th St...

I keep running into this problem when I inlay a second map and legend into the print composer. For example when I plot my first map and legend I can lock the map and then I prepare my inlay map. When I try to create a second legend for the inlay map the first legend changes even though the...

Working in Windows 8, QGIS 2.8.3, beginning user. Where I work, we occasionally do social network analysis of communities / individuals. My client is interested in plotting these networks on a map. The data for the network is stored in excel sheets. I could manually load the points for each...

When you are creating the network, in the attribute section you can define restrictions. Of such restrictions are Avoid High,Medium, Low and Prefer High, Medium, Low can someone mathematically explain what happens here and if it can be altered? I couldn't find info elsewhere. أكثر...

Esri map shows Chicago's most congested roads. أكثر...

Esri map shows tornadoes in the Chicago area from 1950 to 2014. أكثر...

NGA has created a website for unclassified information on the Arctic that is intended to support broad U.S. government goals for the region. أكثر...

Placemeter wants to help make cities smarter with its sensor and technology platform. أكثر...

GeoInquiries are short, standards-based inquiry activities for teaching map concepts that are found in the most commonly used textbooks in the United States. *GeoInquiries use ArcGIS Online to teach subject matter content and requires a classroom with a computer (or device) and a projector.* Any...

In ArcMap 10.2 for desktop, I wish to create an editable layer to add a simple shape to. As of right now, I have a basemap layer and my selected basemap. However, since the basemap layer is not editable on its own (via the Editor toolbar), I am unsure of how to proceed to make a square. My...

I would like to simply group values in a field which contains duplicate values. These duplicate values should be grouped individually i.e. Field 1 1 2 3 3 3 4 4 Ideally I could then proceed to use if, elif and else to examine the group containing the value 1 for Field and once finished move...

2 Lat/Long Segments Defined By 4 Lat/Long Points - Calculate If They Intersect & How I have 2 lat/long segments defined by lat and long end points. For example, I have Segment X (defined by A.lat, A.long and B.lat, B.long where A and B are end points) and similarly Segment Y (defined by...

en vue de l’obtention du Diplôme Universitaire Supérieur (DUS) en « Système d’Information Géographique et Gestion de l’ESpace » (SIGGES) Le Doyen de la Faculté des Lettres et des Sciences Humaines -Kénitra-, a le plaisir d'annoncer l’ouverture d’une formation continue en vue de l’obtention...

First question; be kind. Here's what I have done so far: In QGIS 2.10.1 Pisa on Windows 10, I have a set of polygons overlaid onto Google Maps usingthe OpenLayers plugin in QGIS. Using print composer, I have created an atlas which enables me toshow and export each polygon along with the...

I have a table of points and boundaries, and am trying to add the boundary ID which a point is within. However, using a LEFT JOIN ON Within(location, boundary) it is taking about 3.5 hours match 450,000 points against 350 boundaries. Is there a way to optimise this join? In more detail: I have...

I'm having trouble carrying over the attributes from the input layers in my PostGIS intersection below: CREATE TABLE intersection_output AS (SELECT ST_Intersection(a.the_geom, b.the_geom) FROM nyct2010 as a, test_buffer as b WHERE ST_Intersects(a.the_geom, b.the_geom))I've tried this, but...

I would like to use a geoprocess using the esri js api from inside a web worker, can this be achieved? I didn't manage to pass the geoprocessor to the web worker because it seems that you can't pass an object with methods to a web worker and i'm not managing to load the module in the web...

I would like to use Trace Geometric Network in model builder with the option to have a model parameter for the flags and results as selected points. Has anyone done this? Thanks أكثر...

I am from statistics, and I need to do a fast cartogram. But I am getting this error from ScapeToad: Error processing record (a):160PolygonHandler.read() - got shape type 1610612760 but was expecting 5org.geotools.shapefile.InvalidShapefileException: PolygonHandler.read() - got shape type...

is there a way to change the layout with arcpy? Here are images of the steps I want to do programmatically. The file I want to choose already exists and I want to hardcode its path in the script.I run ArcGIS 10.2 أكثر...