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I was wondering if anyone knew of a way to snap digitizing to the grid you can create in View>Decorations>Grid? I can't see anything in the manual or the menus so I am thinking there probably isn't but it would be really helpful for me if you could so I thought I would ask. I'm not great with...

I have some raster files with continuous values. I want to plot their values in the same diagram (like the image) with lines like the image. X axis would be the year of my images and Y axis would be the values of them. I am new in R so I don't know how to do this. If i use ggplot I have to...

During the past weeks, I have tried QGIS to recognize SAGA via the processing toolbox, both being installed from the ubuntugis-unstable repository. I have tried this on several virtual ubuntu operating systems which I specifically set up for using QGIS. However, I always get the same "Missing...

Bonjour à tous, J'ai demandé à tous mes collègues et regardé le manuel, je ne trouve pas comment élargir les rayures de ma symbologie de polygones. Pièce jointe 7705 (http://www.forumsig.org/attachment.php?attachmentid=7705) Comment mettre un remplissage rayé, OK, comment élargir la ligne...

Trying to setup an AutoCAD Template that will be easy to import into Arc geodatabase. What is the best way to assign attribute data to cad features without using blocks? Is there a way I can setup a template where the data tables are already attached so a Tech can just select a PVC 150mm...

I am teaching myself ArcPy and I am attempting to make a code to replace paths to the items in my workspace. I had a file geodatabase and its path changed so I would like to automatically modify the path with ArcPy. mxd=arcpy.mapping.MapDocument("CURRENT")...

i have to derive NDVI from Landsat 8 image.. I used the following equation from landsat website with band 5 and band 4 using ArcGIS 10.1 Conversion to TOA Radiance OLI and TIRS band data can be converted to TOA spectral radiance using the radiance rescaling factors provided in the metadata...

تقدمت علوم الكمبيوتر ولكل منها احتياحاته في سوق العمل ومن هذه العلوم نجد برنامج الفوتوشوب ، والذي أصبح ذو أهمية كبيرة في عالم العمارة و أمر تعلم فنون الفوتوشوب أصبح أمر ملحا و ليس صعبا كما يعتقد البعض رغم تمتع البرنامج بكتير من القوائم التي تجعل من الشخص لا يعرف من اين يبدأ ، وإلى أين ينتهي ...

Congratulations to David Schroeder on being named GIS Online Student Spotlight for his outstanding work in Applications in GIS (GIS 4048). David hails from Temecula, CA, where he works in the public finance field working closely with municipalities and other government entities. He is a...

by Denise Hakowski Be prepared at the beach with BEACON. Photo credit: Robert (Gene) E. Shaner, DNREC. My beach-loving husband lives by the Boy Scout motto “be prepared.”* On our trips to Rehoboth Beach, Delaware, he is always the first one out the door in the morning.* He wheels his...

07 Galena Fluorite Galena Blanchard Mine NewMexico14cm Galena is the principle ore of lead, and forms glistening silver cubes with almost unnaturally perfect shapes. Although lead is normally extremely flexible, the sulfur content of galena makes it extraordinarily brittle and reactive to...

By using Python in PythonWin 2.7.3, I tried to obtain aspect files of a list of raster files in a folder(called database_Dem20) and save it to another folder, database_Dem20/testOutput.In the same loop, after getting the aspect file, i want to reclassify this aspect file by using reclassify...

I have a lat/long graticule set in my data frame. All looks good, except that the labels on the right and left read horizontally, when I'd like them vertically. I see them on other maps, so I know it can be done, but can't find how to accomplish this in any searches. Ideas? أكثر...

Where can I find the shapefiles for Canadian postal codes? أكثر...

You might have noticed the ESRI UK Open Data Portal had a little make-over recently. If this your first time hearing about our Esri UK Open Data Portal site, I urge you to have a look around, you might find something you like! A new Education theme has been added and the site includes some beta...

We are looking for a new home for our beloved Cobey, a gorgeous 7 year old neutered blue silver tabby boy. He is extremely unhappy being in a home with other cats and dogs and whilst we hoped that he would settle in and adjust, it is clear that he would prefer to be an only pet where he can have...

I have a DBF table and a SHP with points. I want to geolocate the DBF file using the points layer. Both match in a field called "unificationstring". I know how to do it in postgis but how can this be done in QGIS? أكثر...

I want to do batch import from GeoServer. GeoServer and Geonetwork are already on server, deployed by Glassfish. Which directory path should I use? Or should i use another way to collect all metadata from GeoServer, and which way should I use? أكثر...

I joined some fields to my tables and now I need a tool or something to change that field's name. How can I do this in modelbuilder? I didn't find any tool to do that. أكثر...

Im comparing two Line shape files in arcMap, to find almost Parallel Lines. Near table is Ideal since its an already made tool, however it does not have the option of dynamic search distance, (as in find search distance in fieldx). I was thinking maybe I can create a buffer that uses field x...