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I want to use ArcGis Javascript API for directions. But the start location will be user's current location and stop destination will be a prefined adress which Arc Gis will geocode before showing the map? All the samples uses widget for start and stop destinations. So, I'm stuck and expecting...

I am trying to make color map from text file data.I am using geoshow to call shape file of the region and to set it as back ground of the color map.My shape file is of the country. I have digitized its districts as polygons. In the attributes of the shape file i named these districts under...

I'm a veterinarian that uses qGIS for making basic outbreaks maps, and am trying to branch out and expand what I'm doing. When I first started using qGIS 3 years (I believe it was 1.7), ago, when I added layers in a project it would be logical - for example, I would add a layer exhibited the...

تعاريف ومصطلحات مهمة في علوم التربية -1-كفايــــة :Compétence لا يمكن الإحاطة بمدلول الكفاية إلا من خلال تقديم نماذج من التعاريف المتكاملة، قصد استشفاف ما يجمع بينها جوهريا، لنبني من خلال ذلك تعريفا جامعا مانعا كما يقول المناطقة، خاصة إذا ما استحضرنا تطور مفهوم الكفاية في مختلف مجلات...

Apologies if this is a really basic question but I have been unable to sort this out: How do I identify nodes in GRASS? Specifically, I am running a Steiner analysis and get the following error message: Terminal at node [1860] cannot be connected to terminal at node [1923] I have been...

I’m trying to carry out closest facility analysis in Arcmap 10.2.2 on the network analysis layer created from the OS integrated transport and urban path networks. But when I click "solve" in the network analyst bar, to generate the routes between the incidents (postcode centroids) and facilities...

I posted this question originally nearest neighbor query in SpatiaLite. Thanks to the answer given I was able to get the query working on some test data. However I am having trouble applying a spatial index (which is a must as I have over 1 million points and I am trying to find the closest line...

I have a table with many columns, one of that is lon/lat. After I draw all points on a map, I want to display all other columns contents if I right click on a specific point. (It looks like to change a row to a column). I need some ideas to do this. أكثر...

Bluetooth beacons represent the next step in indoor positioning and are part of the larger Internet of Things (IoT) infrastructure. Using low-powered Bluetooth Beacons to send out location-based information and marketing content isn’t a new development. These low-power transmitters send out...

EnerGIS Conference 2013 – Pennsylvania Underground Mine Mapping Project, delivered by Rich Verscharen of the Pennsylvania Department of Environmental Protection أكثر...

Since Visual Studio 2015 was just released, I decided to have a play with Roslyn this weekend. Check out them red squiggly lines! أكثر...

Thank you for your continued eyeball patronage! أكثر...

http://screen.kroxus.net/umid/20150726-989-8kb.jpg - here is a map with TileWMS. Is it possible to detect if clicked on the "red square" ??? How can I detect by mouse clicking on the map to get the TileWMS layer ? أكثر...

I’ll be in Indianapolis attending one of my favorite annual events the summer meeting of the TRB AFB80 committee meeting. This is the Geospatial Data Acquisition Technologies in Design and... Click Title to Continue Reading... أكثر...

These are "Geocells" used to improve the strength/bearing capacity of weak soil strata and arrest the settlement due to loading. Engineers are using these geocell as a reinforcing material and putting asphalt mixed aggregates into the holes of geocell. These geocells are arresting the lateral...

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I have been generating near tables for the nearest neighbour, for weeks now with the same files, but when I tried it today it would not work. Here is a snapshot of the error. I also have one input feature, and one near feature. How do I fix this? The only thing I have done differently on my...

this is my first question here. ('cause i'm really jammed with this for severals days!)I'm really new to geometric network and geodatabase, I basically finished all the arcgis tutorial. Anyway I cannot figure out how to fill a from_node and to_node fields in a polyline shape with ids of the...

I have a stand alone application which reads SLD files, to draw something on a map canvas (development started under QGIS version 2.0.1). Unfortunally I have to deal with these old SLD files version QGIS 2.0.1 within a new context QGIS version 2.4.0 (security update Debian). Is there a tool to...

One of my PostgreSQL databases contains different schemas which share the same structure. -- schema region_aCREATE TABLE region_a.point (gid serial NOT NULL,geom geometry(point, SRID),attribute_sample varchar(255),CONSTRAINT point_pkey PRIMARY KEY (gid));CREATE TABLE region_a.polygon (gid...