نتائج البحث

I am following below process. 1 - Setting You must install a MySQL driver before doing anything. Unlike PHP, only the SQLite driver is installed by default with Python. The most used package to do so is MySQLdb but it's hard to install it using easy_install.For Windows user, you can get an exe...

(ArcGIS Desktop 10.0 Python 2.7) I need to check if any empty fields exist in featureclass fields in a gdb. These could be NONE, NULL "". The field name here is "Stand". The following code doesn´t seem to work as "Test" is printed for every feature class even when they are filled! rows =...

I have a layer of reference grid lines on top of several map layers. The grid lines should be labeled with coordinate values: vertical grid lines with x-values and horizontal lines with y-values. The label position should be at the border of the current mapcanvas extent. I was unable to...

I have a layer of points stored in a table in a database (Oracle 11g). The table have a boolean field called Supporting. I have a thematic layer coloring the supporting points white and the non-supporting points red. Supporting points are often very close to non-supporting points. Since I am...

I work on GeoServer 2.6.2 and PosgreSQL 9.2 / PostGIS 2.0. I have declared a layer in GeoServer which is linked to a PostgreSQL database table. In this table, I have a column (obj_orientation) storing orientation values in grades (360° = 400 gr.). Is it possible to transform these values to...

I'm using GeoNetwork 3.0 where users can upload their own layers from the interface to my GeoServer. GeoNetwork 3.0 uses OpenLayers3. For my application, I need to determine the crs from this layer so I can transform it to EPSG:3857, if it's not already. How do I get the projection from a...

When a table is joined to a attribute table, the searches on the joined table data return a fail. Is there another way to solve this inconvenient without save the layer with joined table under a new name neither using any plugin? أكثر...

I'm having this problem: I want to convert an annotation feature class to a shapefile. I create an xy event layer but I cannot export it because there are two geometry columns in the event layer. Moreover the geometry type in both geometry columns is "polygon" even though they are all...

Can GeoWebCache generate tiles from PostgreSQL osm2pgsql-based database like mapnik utils? My purpose is getting tiles for my area from OSM data. I've already imported osm file into PostgreSQL and installed GeoWebCache. I've tried to use mapnik but can't up it on my Windows laptop...

I want to find shortest route between two points stored in PostGIS database. I know about pgRouting functionalities but I don't want to use it because of data processing/topology creation processes. Is their any such function/functions in PostGIS to achieve the same? أكثر...

I use hibernate spatial attach a geolocation to a car. My card domain class looks like this: import com.vividsolutions.jts.geom.Pointclass Card { String name Point location }My program is in Grails so the samples I gave are in Groovy. I found a similar post here which does not really answer...

Does anyone know if it's possible to add a TIFFTAG when saving a tiff file (I'm using the C/libtiff interface) that will give a name to each band? Some kind of per-band TIFFTAG_IMAGEDESCRIPTION is what I'm after. I checked the documentation but can't find anything - however, I have seen TIFFs...

I am using Openlayers 3. I made an html file witch opens map of a cuntry in offline mode and allows user to draw images/segments and polygons on it. My problem is when i change the image i want to insert on the map it also draws over other points on the map and i dont understand why , any ideas...

As the title says, I'm currently unable to copy and paste information out of the info tool box. Is there a way that this can be done normally or do I need to write a new tool/ is there a tool out there currently that allows me do to this? I'm using MapInfo 12 on a Windows 7 machine (if that...

Bonjour, Je suis en train de réaliser une carte interactive ( qui sera affiché dans Lizmap plus tard) et j'aurai aimé qu'une image s'affiche lorsque je clique sur une de mes couches. Bien évidemment j'ai vu qu'il y avait plusieurs solution avec Evis et Propriétés> Action mais aucune d'elle...

I have a simple "region" table: id (TEXT), name (TEXT), geom (MULTIPOLYGON). Here's the query I can use to extract a GeoJSON FeatureCollection: SELECT row_to_json(fc) FROM ( SELECT 'FeatureCollection' AS type, array_to_json(array_agg(f)) AS features FROM ( SELECT 'Feature' AS type...

I try to open modis aqua data (netcdf format: A2015208112000.L2_LAC_OC.nc) on QGIS 2.8 ver. And an error appears: No extra dimensions found. Could someone help me to solve this problem? أكثر...

I performed a "join" going to the properties option in a shapefile (in this case is just a table), in order to join the attributes from another shapefile that has a field in common, specifically "OBJECT_ID". Some features appear with the right numbers and others with "Null". However, in the...

با توجه به سوالات مکرر داوطلبان در خصوص صحت و سقم شا أكثر...

مطلوب Technical Presales Consultant بلبنان Job description (For Lebanese Candidates Only) - Search for potential clients that might have interest or benefit from the company products or services. - Compare GIS Guide product offering with competitive products - Prepare technical...