Wednesday, January 30, 2008

how to find the multi part polygons

hint:
calculate area before and after multi part polygons

How to make hyperlinks in arcgis

consider the follwoing problem,

user having the point shape file which is the locations of all the hotels in chennai.

Also user having the photgraphs of all the hotels in chennai.but ther photos were saved in differen location(file path is differen for each photograph).

how to link the photos and corresponding points (point shape file) using arcgis?

hint:

hyper link using the specific field

Specific field should contains file path of all the photos

use dos command to get all the file paths (dir /s /b *.jpg >filelist.txt)

use excel's match and index function

most used excel function

Match function - matches two columns

Index - rfers to the values of corresponding cells

convert text to column(delimit) - used to split a text based on space,comma,etc...

MID function

left of

Right of

string length

how to convert text into numbers