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I have a lot lon/lan data in MS SQL Server, i want to do reverse geocoding by using openstreetmaps or some other free web service, and on the end i want to display all of that in report builder, does anyone tried something similar? How to pass my coordinates to web server, and how to receive...

Since the version QGIS 2.8, each time I start to open it it begin wth this error message. I have Mac OS X 10.7.5 MacBook Pro, late 2011. It works but what do it means, and what should I do, I install updated version of **An error has occured while executing Python code:**RuntimeError: module...

We've been struggling with Garmins. We can upload imagery and data using a phython script to create a KMZ file then drop it onto the GPS. It kind of works (much better on the newest units, barely on the older ones) although it is sluggish and rasterized. We also convert data to GPX files but...

I hope this is the right place to ask such a question. I am trying to encode some RTCM messages and they happen to be using the same parity algorithm as GPS (see section 20.3.5 in IS-GPS-200H; I've got the release form 2013-09-24). The six parity bits are at the end of each word and the...

Hello I'm trying to add a WMS layer from a geoserver using the ArcGIS for Javascript API. I've gotten there example working from there sample codes but I'm unable to load my layer from the geoserver succesfully. When I load the web application I receive no errors so I don't even know what I...

I'm trying to add an attribute value to a new PointGeometry before I write it into the new file. How do I do that with arcpy? Let's say in this example I want to write the ID of the line feature into the new point feature: points = []for row in arcpy.da.SearchCursor('lineFeature', ("ID"...

I am able to draw a Polygon on the Google Earth API which is integrated in my website but i have to draw a lineString. Does anybody can help me?Here is the code i use to draw the polygon: function mark() { placemark = gex.dom.addPlacemark({ polygon: {polygon: [],extrude: true,}...

Using ArcGIS 10.2 Desktop, I am trying to remove an attribute index from my shapefile (marten.shp) as: import arcpyfrom arcpy import envenv.workspace = "D:\\Map\\Data"arcpy.RemoveIndex_management("marten.shp", ["MamerMN"])Here is the marten.shp Indexes but I am getting this error Can...

I am using GeoServer and have a layer in EPSG:900913 ("Google Mercator"). I need to "rotate" the map around certain point (say, 1500000, 7000000) by certain degree (say, 30 degrees clockwise). How could I define such a coordinate system based on EPSG:900913? GeoServer's angle vendor option...

I have created many .gpx datas with my Garmin device, but due to the amount of data, I have imported the mapping data from my device several times (also because I didn't want it to be lost)... As a result I have now many double or even 6 times the same point (including tracks, which I displayed...

Here's some great tutorials on hand-drawn fantasy maps: http://www.fantasticmaps.com/category/tips-and-tricks/ A lot, maybe all, of this is applicable to maps of real-world locations though. أكثر...

The Problem: I have a local open street maps server set up and rendering tiles perfectly. I wanted to add search capabilities so I installed Nominatim and did the following: ./utils/setup.php --osm-file --osm-file /path/to/planet.osm --all ./utils/setup.php --create-website...

var map = L.map('map',{maxZoom:17,minZoom:1}).setView([45.2701486, 18.5586462], 13);L.mapbox.accessToken = 'pk.myMBpublickey';var baseLayer = new L.mapbox.tileLayer('myMBid.hl6099hm').addTo(map);// ADD LAYER CONTROLLERvar ui = document.getElementById('layerControls');//ADD FIRST LAYERaddLayer(...

I have two shapefiles of India. One is without PoK and other is with Pok. I want to convert the shapefile of India with PoK into a co-ordinate system with longitude and latitude (same as without PoK). I have tried in R, but could not crack the problem. Any help in this direction will be...

Bonjour, Suite à une modification de géométrie dans QGis 2.8 (2 déplacements consécutifs de deux sommets d'un polygone), près du quart des entités enregistrées dans un fichier .shp (398 sur 1212) ont perdu toutes leurs données géométriques : la table attributaire est toujours renseignée (les...

I would like to add cross-section labels in one direction to the mouth of the river. Unfortunately, in some places label turns 180 degrees as pictured. Do you know some automatic way to solve this problem? I tried to use the advanced label settings (label manager) but it failed. أكثر...

We are embedding the arcGIS map in to a web page in 1/8th part of the web page in right-hand side upper corner. We are using angularjs framework to develop this portal.We are are going to draw symbols on this map.Screen resolution is 1920x1080 (HD screen).The Arcgis map control is breaking...

I am currently working with these images. To find the resolution etc. is simple. But how to find in what units are pixel values? Or any additional details for "how to cite" these images? أكثر...

السلام عليكم ورحمة الله وبركاته ارجو من اخواني اعضاء المنتدى الرائع مساعدتي في الحصول على المصادر الاتية:

يمكن بصفه عامة ان نلخص اهمية نظم المعلومات الجغرافية وما يمكن ان تقدمه لنا في عدة نقاط اساسية هي ما يلي: 1- سهولة العمل وتوفير الوقت. 2- الدقة والسرعة. 3- امكانية التحديث والاضافة والحذف والتجديد. 4- الموضوعية والحيدة التامة والوضوح الكامل. 5- امكانية التحليل والقياس من الخرائط واجراء الجوانب...