substringtest 3 nchartest sep substringtest

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Unformatted text preview: ype:
has
value
mul5part
when
aNachments
are
present
 Content‐Type:
MULTIPART/Mixed;
 
BOUNDARY="_===669732====calmail‐me.berkeley.edu===_”

 
 •  Boundary
key
provides
a
special
character
string
to
mark
the
 beginning
and
end
of
the
message
parts.

 •  The
last
component
of
the
message
is
followed
by
a
line
containing
 the
boundary
string
with
two
hyphens
at
the
front
and
end
of
the
 string:
 ‐‐_===669732====calmail‐me.berkeley.edu===_‐‐

 
 What
characteris0cs
can
you
derive
 from
the
email?
 •  Sent
in
the
early
morning:
 Numeric
00
–
24
hour
received
 •  Has
an
Re:
in
the
subject
line
 Logical:
TRUE
if
Re:
in
subject
line
 •  Funny
words
like
v!@gra
 Logical:
TRUE
if
punctua0on
in
the
middle
of
word
 •  Lots
of
YELLING
IN
THE
EMAIL
 Numeric:
pro...
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This note was uploaded on 05/08/2013 for the course STAT 133 taught by Professor Staff during the Fall '08 term at University of California, Berkeley.

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