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Welcome to ArcGIS Desktop Help
Copyright information
GIS Dictionary
What's new in ArcGIS Desktop 9.1
What was new in ArcGIS Desktop 9.0
Getting started

What is ArcGIS Desktop?

ArcGIS geodatabase

ArcGIS geoprocessing

ArcGIS geovisualization

ArcGIS Desktop extensions

GIS data structure types

Data types supported in ArcGIS
Desktop Administration
ArcCatalog
ArcMap
ArcReader
Geoprocessing in the ArcGIS environment
Geoprocessing tool reference
Building a geodatabase
Editing in ArcMap
Geocoding
Linear referencing
Map projections
Writing geoprocessing scripts
Getting started with writing geoprocessing scripts
Accessing tools within a geoprocessing script
Batch processing with geoprocessing scripts
Messaging and script tools

About geoprocessing script messages

Using AMLs with script tools
Data properties and access when scripting

Describing data in a geoprocessing script

Data access using cursors in a geoprocessing script

Working with geodatabases in a geoprocessing script
Scripting Object: Properties and methods
Customizing the user interface
Migrating from ArcView GIS 3 to ArcView 9
Migrating from ArcInfo Workstation to ArcGIS Desktop
ESRI Data & Maps
Extensions
Getting more help
Help for developers