I have a specific requirement to add text at the beginning and end of a plain text file. I tried to use "sed" with '1i' and '$a' flags but these required two separate "sed" commands separated with "|".
I am looking for some command/option to join these two in single command parameter.
Sample file --
Expected output --
Thanks in advanced.
Last edited by vgersh99; 06-20-2014 at 10:43 AM..
Reason: code tags, please!
Is there an option, for cat, head, tail, or is there any way, to display a file from last line to first? For example, my file
looks like this:
aaaa
bbbb
cccc
eeee
and I would like to print or display it like this:
eeee
cccc
bbbb
aaaa
thanks (5 Replies)
Hi, excuse me for my poor english.
My problem is that:
I have a File
i want to add to each line of that file two strings: one at the beginning of the line, one at the ending.
string1="abcd"
string2="efgh"
i want $string1 content $string2 for each line.
Is that possible? (3 Replies)
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I tried the following but it does not work:
sed 's/\(\)/<do something here>/g' file1
... (3 Replies)
Well here goes:
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for the adding text infront of each line I tried this:
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1000
1001
1002
1003
1004
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0001001
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0001003
0001004
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My file has the entries like below...
/dev/sds
/dev/sdak
/dev/sdbc
/dev/sdbu
I want to make the file like below
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echo 1 > /sys/block/sdak/device/rescan
echo 1 > /sys/block/sdbc/device/rescan
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