How to Change Default Directories in ArcView 3x

Software

After using ArcView 3x you’ve probably noticed the directory defaults. You can easily change the default temp directory, the first directory ArcView 3x looks in to load themes and more by using the steps below. Difficulty Level: Easy    Time Required: 1 minute Here’s How: To change the default directory of a project (*.apr) file go to ... read more

The Power of Mapping

Cartography, Features, Learning GIS

The real guns of GIS come from the ability to integrate spatial information with higher end statistical and analytical processes to derive spatial patterns not readily apparent to the observer.   As wonderful as this part of GIS may be, the power of straightforward mapping should not be overlooked. Preliminary mapping of phenomenon can often help ... read more

GIS Day: A Celebration

Features

On November 19, 1999 thousands of businesses, governments and schools participated in GIS Day. Coming on the tail end of Geography Awareness Week (November 14-20), GIS Day was the first of its kind. Hosted by current users of GIS (Geographic Information Systems) technology, this event was a unique, worldwide effort to bring knowledge and encourage ... read more

How to Run an Excel Macro in ArcView 3x

Software

Using Avenue, you can easily run Excel Macros from within ArcView.
Difficulty Level: Average    Time Required: 10 minutes
Here’s How:

In ArcView go to Scripts and click “new”.
First make a DDE connection: excel = DDEclient.Make(“Excel”,”Your Spreadsheet Name Here”)
Then run the macro: excel.execute(“[RUN(""Macro_Name_HERE"")]“)
Compile the script.
Test by clicking the run button.

Conservation Biology and GIS

Features

Conservation biologists have come to recognize the importance of GIS in their discipline. Geographic Information Systems (GIS) have become a useful tool in the field of landscape ecology. A common application of GIS is the generation of landscape indicators, which are quantitative measurements of the status or potential health of an area (e.g. ecological region, ... read more

GIS Software Components: Examples Using OpenMap and MapObjects

Programming, Software

A short time after beginning to use a GIS you will come upon one of the most frustrating aspects of the industry, interoperability. As an example, you have some data from an organization that was given to you for incorporation into your own database. Unfortunately, the data is in a different format from the GIS ... read more