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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

An overview of geoprocessing
Getting started with geoprocessing
Working with toolboxes
Working with toolsets and tools
Specifying environment settings
Using the Command Line window
Introducing model building
Using the ModelBuilder window
Geoprocessing tool reference
Building a geodatabase
Getting started with building a geodatabase
Creating new items in geodatabases
Importing data
Topology
Subtypes and attribute domains
Defining a relationship class
Geometric networks
Managing annotation
Dimensioning
Working with a versioned geodatabase
Disconnected editing
Building geodatabases with CASE tools
Building a raster geodatabase
Editing in ArcMap
Getting started with editing in ArcMap
Creating new features
Using a digitizer
Creating features from other features
Editing existing features

Splitting lines and polygons

Trimming lines

Extending lines

Flipping lines

Dividing lines with points

Reshaping lines and polygons using a sketch

Adding and deleting vertices

Moving vertices

Changing the properties of a sketch

Scaling features

Clipping features

Stretching a feature's geometry proportionately

Smoothing and generalizing features
Editing topology
Editing attributes
Spatial adjustment
Editing geometric networks
Editing relationships and related objects
Editing annotation
Editing dimension features
Geocoding
Linear referencing
Map projections
Writing geoprocessing scripts
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