Hi,
I have a dataframe with 43 columns and a 1000 rows. Each entry in the
dataframe can be either P or A.
here is a small chunk:
c1 c2 ... c43
r100 P A ... P
r101 A A ... A
r102 P P ... P
How does one subset this data frame to select those rows that have only P's
in them?
Thanks in advance.
Anjan
--
===================================
anjan purkayastha, phd.
research associate
fas center for systems biology,
harvard university
52 oxford street
cambridge ma 02138
phone-703.740.6939
===================================
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