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I tried the solution to "Dissolving shapefiles but retain attribute fields" but my original shapefile (3000 rows in attribute table) has many duplicate values in the field that I want to retain so that the merge overruns the field width. Is there a way to merge only unique field values in the...

a video that shows how market Advantage can really engage your targeted audience. أكثر...

Bonjour, J'affiche sur un fond personnalisé GoogleMaps un kml (une dizaine de départements français avec une bordure et un fond noir transparent, 750ko). L'apparence du KML se modifie à partir d'un certain niveau de zoom, la modification n'est pas aléatoire. Voir les images jointes : zoom...

We’ve all made remarkable progress in the first five years of the Great Lakes Restoration Initiative (GLRI), much of it visible (see Opinion—include link). The Isle Royale Coaster-Credit Phyllis Green But behind every official success there are many other successes. Here a few of the...

Summary: Two community events about monitoring old volcanic ash resuspended by high winds are scheduled next week in the City of Kodiak and in Larsen Bay, Alaska Contact Information: Kristi Wallace ( Phone: 907-632-7691 ); Yvette Gilles...

Remote Sensing of the Mine Environment Book Description Publication Date: July 29, 2011 A guide for students and professionals, this introductory course book covers the basic principles of remote sensing and its applications in mine environment monitoring. Building from a readerâs basic...

A group of scholars has developed an innovative new application of GIS to understand stone tool use behaviors in chimpanzees during nut-cracking season. The post Chimpanzee Behavior Analyzed Using Innovative GIS Application Offers Insight to Our Human Past appeared first on GIS Lounge. أكثر...

Why GPX? For what? It's convenient to record tracks of your hiking/field trips with the GPS of your smartphone, tablet or just GPS as .gpx files. You can use them to georeference your pictures (for example with the great georefencer of Digikam) or use them for any kind of mapping purpose. I'm...

The ease*in which Windows 10 can be obtained is creating inquiries about certification with Esri products. At this point, ArcGIS products are not certified with Windows 10.* Until they are, we recommend that users do not upgrade to this OS. Additionally, the “Can You Run It?”*tool from the...

I know how to set a value to NoData using SetNull, but how about the opposite? If I had cloud pixels in a Landsat scene that are currently set to NoData and I want to set them to -999 (an extreme value), how do I do that? All the articles I see discuss how to do the opposite. Any Arcpy or...

Summary: Dr. Robert R. Holmes, a U.S. Geological Survey hydrologist, will receive the 2015 Government Civil Engineer of the Year Award on October 13 in New York, NY for his outstanding accomplishments Contact Information: Anabella Tourkaman ( Phone...

A company based in Westford, MA, LandTech Consultants (LandTech), Inc, a progressive civil engineering and land surveying firm, has become an Approved Provider (AP) in the American Institute of... Click Title to Continue Reading... أكثر...

We should ask them to come to one of conferences and let us play with this.* Imagine what classrooms could so with this technology! أكثر...

I made a map in WGS84, which is positioned and referenced correctly. Now I loaded the map into the Composer and added a grid, with horizontal and vertical lines each 500 world units (m). When I activate "Draw coordinates" and set them to Degree, it shows absoluteley weird coordinates, like...

I'm using ArcGIS 10.2.2. I can open ArcGIS 10.2.2 help. After selecting search option, I've encountered this error: "one or more activex controls could not be . . . " Could you please help me solve this problem? أكثر...

I have a local install of CartoDB. It all works fine following the instructions at https://github.com/CartoDB/cartodb. I manage to create a user called development, and then log in successfully via my browser at http://development.localhost.lan:3000/login as development/development. I can insert...

Have a need to update AutoCAD 2015 custom drawing property fields from a GIS point dataset shape file format. Would like to do this for an AutoCAD template as project work starts. Have tabular data for multiple sites as a point shape file. Have created custom drawing property fields in AutoCAD...

So we are testing collector for GIS and its proving promising however there is one major flaw i can not figure out. When i take a map offline and add data to it and then bring it back to the office to sync it up it runs through the process and seems to complete however when i go and check the...

I have an Mapserver project with several Layers and some of them have Labels.Now, i've got the problem, that Labels of one Layer overlap the Labels of another Layer, but I want them to change positions (Label 2 should be renderd over Label 1 instead of Label 1 over Label 2).I've tried to play...

The Shell Graduate Programme is a rigorous development framework of specific competences and business-critical capabilities standardised globally by each technical discipline. This competence-driven approach enables you to become a fully independent Logistics professional in 2-3 years. You can...