Using the Eclipse IDE

Running multiple workspaces or multiple instances of Eclipse:
You will find the need to identify your workspace - place the -showlocation option before any -product or org.eclipse.platform option.  Here is an example modified eclipse.ini file for a 32 bit Java EE install of Eclipse 3.6.

-startup
plugins/org.eclipse.equinox.launcher_1.1.1.R36x_v20101122_1400.jar
--launcher.library
plugins/org.eclipse.equinox.launcher.win32.win32.x86_1.1.2.R36x_v20101222
-showsplash
-showlocation
-product
org.eclipse.epp.package.jee.product
--launcher.defaultAction
openFile
org.eclipse.platform
--launcher.XXMaxPermSize
512m
--launcher.defaultAction
openFile
-vmargs
-Dosgi.requiredJavaVersion=1.5
-clean
-XX:MaxPermSize=256m
-Xms1024m
-Xmx1024m
-XX:+UseParallelGC
-XX:PermSize=256M