.a .so .o files

From: Adam Dyga (adeonNOSPAM_at_tlen.pl)
Date: 09/27/03 

Date: Sat, 27 Sep 2003 00:29:10 +0200

Hi all,

I would like to read what exactly .a and .so files contain and what's the
difference between them. Can you give me some useful links or describe this
in general? 

-- 
Greets
adeon