Remove the first word in line 2
Line 2, s(ubstitute) what the BRE ^ *[^ ]\{1,\} * matches with nothing.
BRE: at the beginning of the line any spaces then at least one non-space then any spaces.
Remove the last word in line 1
Line 1, s(ubstitute) what the BRE *[^ ]\{1,\} *$ matches with nothing.
BRE: any spaces then at least one non-space then any spaces at the end of the line.
@rdrtx1, \w and \W and \s and \S are defined in the Perl RE, a newer glibc (GNU-Linux) is needed.
If portability mattters then stick to the original: perl.
The -i option writes the output back to the input file.
Greetings.
I am struggling with a shell script to make my life simpler, with a number of practical ways in which it could be used. I want to take a standard text file, and pull the 'n'th word from each line such as the first word from a text file.
I'm struggling to see how each line can be... (5 Replies)
Hey All,
On commad promt of a shell..
How can we move our cursor word by word.
Like Ctrl+A takes to the starting of the command...
Any shortcut like that..?
Thanks
pbsrinivas (1 Reply)
I have a file from which the Header and the Trailer lines need to be removed. They are confirmed to be the first and the last lines in the file.
I have tried a few commands, but not successful yet. It needs to be implemented urgently, hence any help is greatly appreciated.
Raghu
----------... (1 Reply)
Hi All,
If my file is:
Wed Sep 9 22:45:14 EDT 2009
sftp> sftp> sftp> sftp> sftp> sftp> sftp> sftp> sftp> sftp> sftp> sftp> sftp>
This is log file generated from transfer...
sftp> sftp> sftp> sftp> Files placed properly....
sftp> sftp> sftp>
How can I remove "sftp>" word from this... (4 Replies)
Hi Guys,
I have a file like this:
wwwe 1 ioie ewew yyy uuu 88
erehrlk 4 ihoiwhe lkjhassad lkhsad yyy mmm 45
jhash lhasdhs lkhsdkjsn ouiyrshroi oihoihswodnw oiyhewe yyy ggg 77
I want to remove everything after "yyy" and including "yyy" from each line in the file.
So I want:... (2 Replies)
Hi Guys, :p
I have a file like this:
2010-04-25 00:00:30,095 INFO - ]- start process U100M4
2010-04-25 00:00:30,096 DEBUG - ] -- call EJB
2010-04-25 00:00:30,709 INFO - - end processU100M4
2010-04-25 00:00:30,710 DEBUG - got message=Sorry
I want to out put format.
2010-04-25... (5 Replies)
Hello All,
I am running a command find . -name amp.cfg | cut -c 3- which gives me output something like below
rel/prod/amp.cfg
rel/fld/amp.cfg
deb/detail/amp.cfg
deb/err/amp.cfg I want to remove trailing "/amp.cfg" so that i should get output something like... (7 Replies)
Hi All,
Hope you guys had a wonderful weekend
I have a scenario where in which I have to read a file line by line
and check for few words before redirecting to a file
I have searched the forum but,either those answers dint work (perhaps because of my wrong under standing of how IFS... (6 Replies)
I have a file: file.txt, which contains the following data in it.
This is a file, my name is Karl, what is this process, karl is karl junior, file is a test file, file's name is file.txt
My name is not Karl, my name is Karl Joey
What is your name?
Do you know your name and... (3 Replies)
hello.
How to remove first word from line. The line may or may not start with blank.
NEW_PARAM1=$(magic-command " -t --protocol=TCP -P 12345-u root -h localhost ")
NEW_PARAM2=$(magic-command "-t --protocol=TCP -P 12345 -u root -h localhost ")
I want NEW_PARAM1 equal to NEW_PARAM2 equal ... (2 Replies)
Discussion started by: jcdole
2 Replies
LEARN ABOUT DEBIAN
viewperl
VIEWPERL(1) User Commands VIEWPERL(1)NAME
viewperl - quickly view syntax highlighted Perl code
SYNOPSIS
viewperl [OPTION]... FILE...
DESCRIPTION
View a Perl source code file, syntax highlighted.
-c, --code=CODE
view CODE, syntax highlighted
-l, --lines
display line numbers
-L, --no-lines
supress display of line numbers (default)
-m, --module=FILE
consider FILE the name of a module, not a file name
-n, --name
display the name of each file (default)
-N, --no-name
supress display of file names (implied by --no-reset)
-p, --pod
display inline POD documentation (default)
-P, --no-pod
hide POD documentation (line numbers still increment)
-r, --reset
reset formatting and line numbers each file (default)
-R, --no-reset
supress resetting of formatting and line numbers
-s, --shift=WIDTH
set tab width (default is 4)
-t, --tabs
translate tabs into spaces (default)
-T, --no-tabs
supress translating of tabs into spaces
--help display this help and exit
Note that module names should be given as they would appear after a Perl `use' or `require' statement. `Getopt::Long', for example.
Each string given using -c is considered a different file, so line number and formatting resets will apply.
View a Perl source code file, syntax highlighted.
-c, --code=CODE
view CODE, syntax highlighted
-l, --lines
display line numbers
-L, --no-lines
supress display of line numbers (default)
-m, --module=FILE
consider FILE the name of a module, not a file name
-n, --name
display the name of each file (default)
-N, --no-name
supress display of file names (implied by --no-reset)
-p, --pod
display inline POD documentation (default)
-P, --no-pod
hide POD documentation (line numbers still increment)
-r, --reset
reset formatting and line numbers each file (default)
-R, --no-reset
supress resetting of formatting and line numbers
-s, --shift=WIDTH
set tab width (default is 4)
-t, --tabs
translate tabs into spaces (default)
-T, --no-tabs
supress translating of tabs into spaces
--help display this help and exit
Note that module names should be given as they would appear after a Perl `use' or `require' statement. `Getopt::Long', for example.
Each string given using -c is considered a different file, so line number and formatting resets will apply.
viewperl August 2007 VIEWPERL(1)