Displaying 1 result from an estimated 1 matches for "tp16142263p16145133".
2008 Mar 19
1
running balance down a dataframe referring back to previous row
Good morning, I've searched high and low and I've tried many different ways
of doing this, but I can't seem to get it to work.
I'm looking for a way of vectorising a "running balance"; i.e. the value in
the first row of the dataframe is zero, and following rows add to this
running balance. This is easy to write in a loop, but I can't seem to get
it working in