Search in Eclipse for 'Installation Details' then go to 'Configuration' tab, then under '- arch', you will see x86_64 if it is 64-bit, or similar for 32 if 32-bit (sorry, I only have 64-bit installed so not sure of the exact text for the 32-bit version!)
Timestamps
00:00:00 Introduction
00:00:09 Search : Find What You Need
00:00:28 Recognize the Version You Have
Remember - it's never too late!
Cheers,
Steve
Credit :
Timestamps : Mikhael Marpaung