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I have a problem with a specific method in qgis 2.8, 2.12 and 2.12.1 on linux and mac (I have not idea if in windows this problem persists) The example: from qgis.core import *from qgis.utils import ifacefrom ceamos.utils import *from ceamos.config import *def run_script(iface): #remove all...

This video is about converting one projection system to another projection system using ERDAS Imagine software. We have converted an image having GCS (Geographic Coordinate System) to Universal Transverse Mercator (UTM) projection system. This is tool is used to covert projection system of...

ArcGis هوعبارة عن برامج وتطبيقات تستخدم لمساعدة متخذي القرارات في إتخاذ القرارت الصحيحة عن طريق التحليلات والعمليات التي تجرى على الخرائط. و لمن يريد تعلم العمل على برنامج نظم المعلومات الجغرافية ArcGIS فليتفضل بالاطلاع على هذاالمرجع الذي يمكنكم الاطلاع على بعض الدروس التطبيقية محتويات هذا...

Continuously to Code error - remove layer using python, i try to remove layers from mxd's (in ArcMap 10.3, python 2.7.8), that don't appear in the data frame with this code: import arcpy,osfrom arcpy import envenv.workspace = r"D:\desktop\Project"for mxdname in arcpy.ListFiles('*.mxd')...

‘Tis the night before Christmas, at our northernmost pole And all through Santa’s Village it’s almost time to roll! The elves have been working hard for this night Santa’s village is abuzz—tonight’s the big flight! Google’s Santa Tracker launches today— And it’s time to follow the jolly man's...

We have a 10.000 base of vehicle mounted moving devices which report their GPS position on a time based schedule. All that data is currently being stored on our database for several business related purposes, but we think I could also provide us a base for building our own maps, but we really...

The One With All the Ugly Maps [View the story “#GISTribe chat #91 (2015-1223)” on Storify] أكثر...

I want to create python script which will create new symbol for each feature. in addition to that it must have different color border in each symbol. أكثر...

Hello I'm trying to get a list of all layers in an SDE database hosted in oracle here is the command I'm using: ogrinfo -al SDE:localhost,5151,sde,sde,sde Note: I've replace the database, username and password values with sde When I execute the above I get the following message...

I wrongly deleted Data Management Tools from Arc Toolbox in ArcGIS 9.3. Now I can't use some features such as "Dissolve", "Eliminate", etc. How could I make it as default? أكثر...

I working on mxd (I work with ArcMap 10.2.2 & python 2.7.5.) that have 100 layers. I'm trying with python script to add layers to dataframe and check if the layers are within the dataframe. if it within I want that python will add the layers to the table of content, and if it not within the...

بالرغم من تاريخ مؤلم في بعض الأحيان، ومتسم بفترات انطواء وركود، ظل الشعب المغربي وما يزال متشبثا بجذوره، منفتحا، بصفة عامة، على محيطه، ومستشعرا لنداء المستقبل. وهكذا، فقد اتسمت ساكنة البلاد، في الوقت نفسه، بتنوع كبير، وبقدرة فائقة على الاندماج والتلاحم. لقد تمكنت روافده المتعددة ولاسيما منها،...

Regarding installing (build) pgrouting I could install pgrouting-2.0.0 by using a command brew install pgroutingand following this Build manual: http://docs.pgrouting.org/2.0/en/doc/src/installation/build.html But unfortunately when I tried to type the make command, following error occurred...

We finally get real and code! a bit short episode, we spill our UML class diagram into physical classes, make our first query to the database and write our first method GetTowerByID! Enjoy ! This is the code *https://www.dropbox.com/s/xk5c4ltestt… أكثر...

I have a large approximately circular study area comprised of 5000+ polygons which represent forest parcels. For each of these polygons I have up to 4 different species. These species occur in an approximately random distribution (not much clumping of like species in tropical forests)...

Back in 2010 Japanese GPS artist Yassan (also known as Yasushi Takahashi) wrote the world’s largest marriage proposal by travelling around Japan while recording his GPS track. He holds the Guinness World Record for ‘Largest GPS drawing by an individual’. We have, however, previously looked at...

In geographic information systems or navigation systems jargon, getting a location from positioning sensor is spelled as " getting a fix " . Is GPS receiver doing fixing thus the notation is used to indicate measurment of location ? أكثر...

In pgRouting can we add barriers (point, line, polygon) to avoid using a road partially not entirely. For example we have point features in another table. Or line features which is sub-part of a road (3 to 5 km is closed of a 10 km road) Can we manage this? أكثر...

I am trying to save my openlayers map on the server, following these instructions, the sections Client-side: Tile collection and Server side: PHP: http://trac.osgeo.org/openlayers/wiki/TileStitchingPrinting On the server side, the script creates lots of tiles-files, with names like...

I have a 3.25 GB feature class of polygons with a spatial index. I am using the delete identical tool comparing the shape and one other field which contains a text string of 9 characters. The tool has been running for 13 days and I suspect it has crashed/got stuck. ArcCatalog says it is still...