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In 10.1 you could use the new positionAlongLine function to generate the points you want to split by, and then use the Split Line at Point tool. I don't have 10.1 installed to test with but you would …

If you look at the tool help you'll note that Join Field permanently adds 1 or more fields to the input table. The tool you probably want is Add Join, which works more like the interactive join comma …

Best you can probably do is to look at the HKEY_CURRENT_USER\Software\ESRI\Desktop10.0\ArcMap\Recent File List registry key in RegEdit which is where ArcMap stores the most recently used file list. …

Try MapDocument.filePath: >>> mxd = arcpy.mapping.MapDocument("CURRENT") >>> mxd.filePath u'C:\\GISData\\test.mxd'

You could use Brad's answer in conjunction with a label expression that adds the dollar sign (or other appropriate currency symbol). VBScript example: "$" & [CHA_CHING]

I'm sure someone, somewhere, has done this before using ArcObjects. However my search attempts turned up nothing, the most promising thing I found was this, but it's for 9.3 only so I can't test it: D …

This is pretty well documented in the help. I would suggest reading these topics under Application framework customizations and Mapping and visualization customizations: Creating property pages How …

You could also use the IHookActions interface for this, e.g.: hookActions.DoAction(feature.Shape, esriHookActions.esriHookActionsZoom) See also this sample: Using HookActions in custom commands

One annoyance I have found is that ArcMap add-ins force the dependency of the System.Windows.Forms assembly for certain add-in types such as Tools and their MouseEventArgs class which derives from the …

Both add-in extensions and traditional COM extensions run in-process, so there is no need to "find a running instance of ArcMap", as they will be hooked in by nature. … If you want to create a standalone program that remotely controls ArcMap, rather than a class library that runs inside ArcMap, you would use IAppROT to get a handle on a running ArcGIS application object …

There is a built-in script tool that does exactly this: Multiple Ring Buffer You can right-click it and go to edit to see the source Python script for its implementation. If you want to roll your …

Do you mean you want to populate a field with a sequential series of numbers? If so look at Calculate Field Examples. An example is provided in Python: Calculate a sequential ID or number based on a …

In ArcObjects .NET, use the RuntimeManager e.g.: Listing all installed runtimes: var runtimes = RuntimeManager.InstalledRuntimes; foreach (RuntimeInfo runtime in runtimes) { System.Diagnostics.Debug …

In your expression, just use: [PipeRealCurrent_x_PDist.PlanningDistrictsCombo] It is incorrect to specify an assignment in the expression. You specify which field you are calculating in the 2nd par …

As I mentioned at the end of this answer the IActiveViewEvents.AfterItemDraw event (even with IViewManager.VerboseEvents enabled) only seems to fire for layers in the root of ArcMap's table of content …