Hot answers tagged editing
I believe mkennedy nailed it. If your polygons are being simplified, try drawing a much larger one. If that is successful, it means some of the vertexes in your smaller polygons are too close together because of data frame/layer coordinate system mismatch, and they are being snapped.
To be able to see the state of your data at any time in the past the topic you may want to read up on is Geodatabase Archiving: Archiving in ArcGIS provides the functionality to record and access changes made to all or a subset of data in a geodatabase. Geodatabase archiving is the mechanism for capturing, managing, and analyzing data change. ...
As far as I know, and we have run into this problem before, you can not undo this operation in AGO (if anyone has other information I would love to hear it.) Our solution was to create a versioned environment with the AGO web edits occuring on a child version of the GDB. That way if field crews screw up some data, which happens more often than you would ...
Have you tried deleting the Normal.mxt file from your ArcGIS directory? In case you haven't, try this: Close all ArcGIS applications In Windows Explorer, navigate to your ArcMap/Templates folder. In Windows 7, it will look something like this: C:\Users\\Application Data\ESRI\Desktop10.3\ArcMap\Templates Rename the file called Normal.mxt to something like ...
Well if you are still interested this is a very interesting link to a blog post where it compares how things are done in QGIS versus ArcGIS http://www.northrivergeographic.com/archives/clipping-in-arcgis-and-clipping-in-qgis
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