From: Ricardo Nogueira Date: 2003-03-13T18:18:03+09:00 Subject: ruby accounts for 25 Hours in a day (2003-03-30) I have reported this to ruby-lang bugs a week ago (incoming #639), but since it is yet to be analyzed, I am posting it here too: March 30, 2003 has 25 hours!! There must be a problem with the time representation try: time = Time.local(2003, 3, 30) # => Sun Mar 30 00:00:00 EST 2003 time += 3600 # => Sun Mar 30 01:00:00 EST 2003 time += 3600 # => Sun Mar 30 02:00:00 EST 2003 time += 3600 # => Sun Mar 30 02:00:00 EST 2003 AGAIN !!!!! time += 3600 # => Sun Mar 30 03:00:00 EST 2003 or time = Time.local(2003, 3, 29) # => Sat Mar 29 00:00:00 EST 2003 time += 86400 # => Sun Mar 30 00:00:00 EST 2003 OK! time += 86400 # => Sun Mar 30 23:00:00 EST 2003 WHAT?????