نتائج البحث

أكثر...

I'm looking for Landsat 8 NDVI Global Services, like Esri [1], but which with scenes with the high presence of clouds (50-95%). Fresh scenes with clouds needed because they can enter the area of interest without clouds. Please advise...

I am new to qgis and I need some help. I want to extract a csv with lat and lon coordinates so I select -- Geometry AS_WKT but when the csv is created I see thisLINESTRING (277054.55782319931 198725.03588318737,277052.43701817648 198727.04506689325,277051.7672902745...

I am trying to save selected features into a new shape file using QGIS 10.2. The new file does not contain the aliases for the field names. Is there a way to maintain the aliases in new files? أكثر...

I am using QGIS 2.6. I'd like to be able to calculate the driving distance between any two geocoded locations (can't use the shortest path roads plugin because it appears to be interactive and I need to be able to read the geocoded coordinates from a list). I found what I thought was it on the...

EPA’s booth at WEFTEC 2012. Photo credit: Tara Johnson In just five days, over 20,000 people will arrive in Chicago to participate in the Water Environment Federation’s (WEF) Annual Technical Exhibition and Conference (WEFTEC). WEFTEC is one of the largest conferences and exhibitions in North...

روش ا أكثر...

أكثر...

I have some gml strings in an excel file (example: gml:Point xmlns:gml="http://www.opengis.net/gml" srsName="xx" srsDimension="xx" gml:pos xx /gml:pos /gml:Point). I want to load these in ArcMap, but only the excel file is loaded. I tried to use data interoperability tool, and then load an gml...

I'm looking for an online OSM style editor that lets me style OSM ways and nodes by tags. I know CloudMade's editor is no longer available, and Mapbox's does this but has zoom level rendering limits (eg, won't render buildings below zoom level 13). My goal is to get a map of the USA (or world...

I am trying to get information from fields within specific feature classes based on an XY point. The user will click on the add-in tool, click on a location in ArcMap, and the tool will find the information from about 5 different feature classes. This information will be taken and sent to a...

How can I get just Coordinates (in a file) from point features (shapes) without big hussle. Something like Shape to .xls, with distinct coordinates? I want to use this coordinates immediately, so GPX is no solution. Thanks in advance for your help. أكثر...

I have a phantom lock on a feature dataset in a file geodatabase (ArcGIS 10.2) that will not allow editing of any of the underlying feature classes. I can edit anywhere else on the geodatabase and can't identify what could be causing this lock. I have shut down all other computers that can...

I'm trying to set up a map using Torque with CartoDB's in browser wizard. I've set the time column to year, but the this does not show up on the slider. Anyone know how to make year display in the slider rather than a count/ID number? This is my test...

I am geocoding addresses using the Arc GIS Online Geocoder and Street and Zip Code. In some cases, the geocoder has read the zip code as 4 digits and in other as 5. I got a 99% hit rate, but the addresses not are geocoded correctly as a result of this error. How do I fix this? Maybe add a field...

I've got a feature layer of certain fields (which I converted to raster), and a raster layer of different vegetation types. I now want to compute the area of each vegetation type for each field. For this I used the tabulate areas tool which did not give me any errors, but I lost some ID's. Now I...

I have implented a simple open layers mapto plot stores on the map ive done this using wms fiddlehttps://jsfiddle.net/7n42uaux/3/ now i want to use osm maps new OpenLayers.Layer.OSM();when i do change itthe map gets drawn but the clusters dont get plotted properly. They are all shown as a...

I am working in c++/QT 4.8.5 and the api c++ qgis 2.8.2 In my application i had top select layer with the mouse click button to get attribute value and show them in a popup windows I see in the api online documentation taht there is two classes : QgsMapToolIdentifyFeature and...

I am new to QGIS, however yesterday I had the Difference tool working and today I cannot get it working! I have followed the same method but no result. Is this common? How can I go about making this work? I have tried to find some step by step instructions but can't find any. أكثر...

Is it possible to edit the user interface internally? (Without the need to hire an outside consultant?) Is it possible to develop new tools for the system? Or import own GIS data? Is it possible to create different user profiles to the system? (i.e. limit the usage of the data for specific...