Walt Pawley wrote:
> wump$ time sed "s/ .*//" Desktop/klog > kadr1
Note that this is a job for cut(1):
$ cut -d" " -f1 input
Interestingly, the fastest way to do that job is to use
a regular expression with Python. This is about twice
as fast as the proposed perl solution:
$ python -c 'import
On Sat, 2008-08-23 at 15:16 -0700, Walt Pawley wrote:
> At 10:01 AM +0100 8/23/08, Matthew Seaman wrote:
> >Walt Pawley wrote:
> >>
> >> At the risk of beating this to death, I just happened to
> >> stumble on a real world example of why one might want to use
> >> Perl for sed-ly stuff.
> >> ... s
At 10:01 AM +0100 8/23/08, Matthew Seaman wrote:
>Walt Pawley wrote:
>>
>> At the risk of beating this to death, I just happened to
>> stumble on a real world example of why one might want to use
>> Perl for sed-ly stuff.
>> ... snip ...
>> wump$ ls -l Desktop/klog
>> -rw-r--r-- 1 wump 1001 527
Walt Pawley wrote:
At 9:59 AM +0200 8/22/08, Oliver Fromme wrote:
- The perl command you wrote above is pretty much a sed
command anyway (except you incorrectly used non-portable
regular expression syntax). Why use perl to execute a
sed command?
At the risk of beating this to death, I
Walt Pawley wrote:
> At 9:59 AM +0200 8/22/08, Oliver Fromme wrote:
>
> wump$ ls -l Desktop/klog
> -rw-r--r-- 1 wump 1001 52753322 22 Aug 16:37 Desktop/klog
> wump$ time sed "s/ .*//" Desktop/klog > kadr1
>
> real0m10.800s
> user0m10.580s
> sys 0m0.250s
> wump$ time perl -pe 's/ .
At 9:59 AM +0200 8/22/08, Oliver Fromme wrote:
> - The perl command you wrote above is pretty much a sed
> command anyway (except you incorrectly used non-portable
> regular expression syntax). Why use perl to execute a
> sed command?
At the risk of beating this to death, I just happened t
Oliver Fromme wrote:
Walt Pawley wrote:
> I guess getting old, nearly blind and mind numbing close to
> brain dead is better than the alternative. Try this (sooner or
> later I've got to get it right)...
>
> perl -pe 's/(.*?)\.(.*)\t.*/[EMAIL PROTECTED]/' input_file > output_file
>
Walt Pawley wrote:
> Walt Pawley wrote:
> > Walt Pawley wrote:
> > > Steve Bertrand wrote:
> > > > - read email addresses from a file in the format:
> > > >
> > > > user.name TAB domain.tld
> > > >
> > > > - convert it to:
> > > >
> > > > [EMAIL PROTECTED]
> > > >
> > > > - write it
At 4:19 PM -0700 8/21/08, Walt Pawley wrote:
>At 3:49 PM -0700 8/21/08, Walt Pawley wrote:
>
>>At 8:46 AM -0400 8/21/08, Steve Bertrand wrote:
>>
>>>- read email addresses from a file in the format:
>>>
>>>user.name TAB domain.tld
>>>
>>>- convert it to:
>>>
>>>[EMAIL PROTECTED]
>>>
>>>- write it
At 3:49 PM -0700 8/21/08, Walt Pawley wrote:
>At 8:46 AM -0400 8/21/08, Steve Bertrand wrote:
>
>>- read email addresses from a file in the format:
>>
>>user.name TAB domain.tld
>>
>>- convert it to:
>>
>>[EMAIL PROTECTED]
>>
>>- write it back to either a new file, the original file, or to STDOUT
At 8:46 AM -0400 8/21/08, Steve Bertrand wrote:
>- read email addresses from a file in the format:
>
>user.name TAB domain.tld
>
>- convert it to:
>
>[EMAIL PROTECTED]
>
>- write it back to either a new file, the original file, or to STDOUT
I'm curious why Perl isn't a decent choice. I think I'd
On Thu, 21 Aug 2008 15:49:17 +0200 (CEST)
Oliver Fromme <[EMAIL PROTECTED]> wrote:
> > To put it plainly, can anyone, if it's possible, provide a single
> > line sed/awk pipeline that can:
> >
> > - read email addresses from a file in the format:
> >
> > user.name TAB domain.tld
> >
> > - conve
Steve Bertrand wrote:
> To put it plainly, can anyone, if it's possible, provide a single line
> sed/awk pipeline that can:
>
> - read email addresses from a file in the format:
>
> user.name TAB domain.tld
>
> - convert it to:
>
> [EMAIL PROTECTED]
With awk(1):
awk '{sub(/\./,
On Thu, 2008-08-21 at 15:12 +0200, Wojciech Puchar wrote:
> >
> > cat tcpdump.txt | awk '{if ($3 != "192.168.100.204.25") print $3}' | \
> > awk '{FS = "."} {print $1,".",$2,".",$3,"."$4}' | sed s/" "//g
>
>
> why you all abuse "cat" command. simply awk http://lists.freebsd.org/mailman/listi
On Thursday 21 August 2008 16:19:08 Wojciech Puchar wrote:
> > If you have nothing nice to say, or can't contribute or point out more
>
> this is a contribution. unless you can't see it.
There are assumptions that combining more than three
cats (*) in a pipeline, the universe will explode!
(*) Th
Anton Shterenlikht wrote:
On Thu, Aug 21, 2008 at 09:17:43AM -0400, Steve Bertrand wrote:
Wojciech Puchar wrote:
Try the following:
cat t.txt | awk -F\t '{split($1, arr, "."); printf("[EMAIL PROTECTED]", arr[
1], arr[2], $2);}'
a shorter way:
sed s/\\./_/g | awk '{print $1 "@example.com"}
On Thu, Aug 21, 2008 at 09:17:43AM -0400, Steve Bertrand wrote:
> Wojciech Puchar wrote:
> >>
> >> Try the following:
> >>
> >>
> >> cat t.txt | awk -F\t '{split($1, arr, "."); printf("[EMAIL PROTECTED]",
> >> arr[
> >> 1], arr[2], $2);}'
a shorter way:
sed s/\\./_/g | awk '{print $1 "@example.
Wojciech Puchar wrote:
...but that is just semantics, relative to the intent and purpose of this
no. using cat make one more pipe, one more process and is noticably slower
Yes it's agreed...
I was joking around with Matthias for kind-heartedly pointing out the
err of our ways.
Steve
If you have nothing nice to say, or can't contribute or point out more
this is a contribution. unless you can't see it.
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Wojciech Puchar wrote:
Try the following:
cat t.txt | awk -F\t '{split($1, arr, "."); printf("[EMAIL PROTECTED]", arr[
1], arr[2], $2);}'
and third
If you have nothing nice to say, or can't contribute or point out more
efficient ways of doing things in a polite manner, then 'don't say not
...but that is just semantics, relative to the intent and purpose of this
no. using cat make one more pipe, one more process and is noticably slower
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Try the following:
cat t.txt | awk -F\t '{split($1, arr, "."); printf("[EMAIL PROTECTED]", arr[
1], arr[2], $2);}'
and third
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Regards,
cat file.txt | ( while read user domain; do echo "[EMAIL PROTECTED]"; done )
second cat abuser
while read user domain; do echo "[EMAIL PROTECTED]"; done http://lists.freebsd.org/mailman/listinfo/freebsd-questions
To unsubscribe, send any mail to "[EMAIL PROTECTED]"
cat tcpdump.txt | awk '{if ($3 != "192.168.100.204.25") print $3}' | \
awk '{FS = "."} {print $1,".",$2,".",$3,"."$4}' | sed s/" "//g
why you all abuse "cat" command. simply awk
Steve
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Matthias Apitz wrote:
El día Thursday, August 21, 2008 a las 05:54:29AM -0700, Joseph Olatt escribió:
Try the following:
cat t.txt | awk -F\t '{split($1, arr, "."); printf("[EMAIL PROTECTED]", arr[
1], arr[2], $2);}'
where t.txt:
john.doeexample.com
Despite of the magic awk(1) or whil
El día Thursday, August 21, 2008 a las 05:54:29AM -0700, Joseph Olatt escribió:
> Try the following:
>
>
> cat t.txt | awk -F\t '{split($1, arr, "."); printf("[EMAIL PROTECTED]", arr[
> 1], arr[2], $2);}'
>
> where t.txt:
> john.doeexample.com
Despite of the magic awk(1) or while-loops: t
Joseph Olatt wrote:
Try the following:
cat t.txt | awk -F\t '{split($1, arr, "."); printf("[EMAIL PROTECTED]", arr[
1], arr[2], $2);}'
where t.txt:
john.doeexample.com
This did the job, the only modification I needed to make was manually
replace $2 with the string of the domain I need
Barry Byrne wrote:
Quoting "Steve Bertrand" <[EMAIL PROTECTED]>:
few passes over a few files.
To put it plainly, can anyone, if it's possible, provide a single line
sed/awk pipeline that can:
- read email addresses from a file in the format:
user.name TAB domain.tld
- convert it to:
[EM
On Thu, Aug 21, 2008 at 08:46:47AM -0400, Steve Bertrand wrote:
> I'm frequently having to modify/convert email addresses from one
> format/domain to another.
>
> Usually, I slap together a quick Perl script to do this for me. I don't
> do it frequently enough to keep track which one of my scrip
Quoting "Steve Bertrand" <[EMAIL PROTECTED]>:
few passes over a few files.
To put it plainly, can anyone, if it's possible, provide a single
line sed/awk pipeline that can:
- read email addresses from a file in the format:
user.name TAB domain.tld
- convert it to:
[EMAIL PROTECTED]
- w
Steve Bertrand wrote:
To put it plainly, can anyone, if it's possible, provide a single line
sed/awk pipeline that can:
To answer my own post, I found in some past notes something I drummed up
quite a while ago that I can most certainly modify to suit my needs:
# Cat the tcpdump output file
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