Displaying 1 result from an estimated 1 matches for "session_min".
2010 Sep 24
2
Splitting a time + duration into a series of periods
Hi all,
Here's what I have. I have a list of log-in times for users and how
long their sessions were.
user, login_time, session_min
alice, 2010/01/01 10:00, 145
bob, 2010/01/01 11:00, 30
What I want to do is create a bar chart showing, in 1/2 hour segments,
the number of users logged in at the same time. For example:
10:00 1
10:30 1
11:00 2
11:30 1
The only way I can do this now is to send the data through a Perl
script to...