OpenForum RSS: sed & awk & tail

sed & awk & tail (sickboy)

Fri, 19 Oct 2007 17:24:36 GMT

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sed & awk & tail (jd)

Fri, 19 Oct 2007 16:15:07 GMT

>�� -�� sed'��.

�� . �� , �� , �� (EOF), �� ӣ ��. � �� , �� . �� sed �� ģ�. � �� GNU sed �� -u. man sed:

[code]
...
-u, --unbuffered

load minimal amounts of data from the input files and flush the
output buffers more often
...
sed version 4.1.4 December 2005SED(1)
[/code]

sed & awk & tail (pavel_simple)

Fri, 19 Oct 2007 14:30:04 GMT

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sed & awk & tail (sickboy)

Fri, 19 Oct 2007 14:27:20 GMT

>tail -f file | sed -n -e 's/.*aaa\(qq.*HH)@blbla$/\1/p' 2>&1 | awk '{print $1}'
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sed & awk & tail (pavel_simple)

Fri, 19 Oct 2007 14:24:50 GMT

tail -f file | sed -n -e 's/.*aaa\(qq.*HH)@blbla$/\1/p' 2>&1 | awk '{print $1}'
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sed & awk & tail (sickboy)

Fri, 19 Oct 2007 14:18:18 GMT

>for ((i=1;i<5;i++)); do echo $i;done | awk '{print $1}'
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>2
>3
>4

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echo 1 | awk '{print $1}'
1

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sed & awk & tail (pavel_simple)

Fri, 19 Oct 2007 14:16:32 GMT

for ((i=1;i<5;i++)); do echo $i;done | awk '{print $1}'
1
2
3
4

sed & awk & tail (sickboy)

Fri, 19 Oct 2007 14:09:46 GMT

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sed & awk & tail (sickboy)

Fri, 19 Oct 2007 14:08:16 GMT

>... awk '{print$1}'
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>'{print $1}'

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