Is there a way to tell awk to ignore the first 11 lines of a file?? example, I have a csv file with all the heading information in the first lines. I want to split the file into 5-6 different files but I want to retain the the first 11 lines of the file.
As it is now I run this command:
... (8 Replies)
Hi, does anyone know how to ignore whether a number is negative in a script. E.g. if I have a variable that contains -1200, how do I ignore the minus sign? (1 Reply)
Hey all,
I'm looking for a command that will search a directory (and all subdirectories) and give me a file count for the number of files that contain specific characters within its filename. e.g. I want to find the number of files that contain "-a.jpg" in their name.
All the searching I've... (6 Replies)
How can I print number pyramid with for loop(not while only for) in unix like:
1
22
333
4444
55555
---------- Post updated at 09:09 AM ---------- Previous update was at 09:07 AM ----------
I forgot it is in ksh...I wrote a script in bash but it is nt wrkng in ksh...
bash script... (12 Replies)
Ok, so I know there's a way to do this, but I've been trying to find out all afternoon with no luck. I think it should print out something like this:
1 bin
2 daemon
6 duo
Where the numbers on the left are the number of processes being run by the user whose name is listed on the right. Is... (4 Replies)
Hi All,
select app from the menu: ABC DEF GHI JKL ALL # ALL will select all the apps in the menu echo "Enter your option" read option; if then <execute the below command> elif # option is the 1 selection from menu...not ALL <execute the below command> else echo wrong... (6 Replies)
I have the following script that will print column 4 ("25") when column 1 contains "123". However, I need to ignore the alpha characters that are contained in the input file. If I were to ignore the characters my output would be column 3.
What is the best way to print my column of interest... (3 Replies)
This question is asked in an interview today that I have to return output with each PID number and the count of each PID number logged today. Here is the script that I have written. Can you confirm if that would work or not. The interviewer didn't said if my answer is correct or not. Can someone... (5 Replies)
I have a directory of files, I can show the number of lines in each file and order them from lowest to highest with:
wc -l *|sort
15263 Image.txt
16401 reference.txt
40459 richtexteditor.txt
How can I also print the number of unique lines in each file?
15263 1401 Image.txt
16401... (15 Replies)
Discussion started by: spacegoose
15 Replies
LEARN ABOUT LINUX
shtool-subst
SHTOOL-SUBST.TMP(1) GNU Portable Shell Tool SHTOOL-SUBST.TMP(1)NAME
shtool-subst - GNU shtool sed(1) substitution operations
SYNOPSIS
shtool subst [-v|--verbose] [-t|--trace] [-n|--nop] [-w|--warning] [-q|--quiet] [-s|--stealth] [-i|--interactive] [-b|--backup ext]
[-e|--exec cmd] [-f|--file cmd-file] [file] [file ...]
DESCRIPTION
This command applies one or more sed(1) substitution operations to stdin or any number of files.
OPTIONS
The following command line options are available.
-v, --verbose
Display some processing information.
-t, --trace
Enable the output of the essential shell commands which are executed.
-n, --nop
No operation mode. Actual execution of the essential shell commands which would be executed is suppressed.
-w, --warning
Show warning on substitution operation resulting in no content change on every file. The default is to show a warning on substitution
operations resulted in no content change on all files.
-q, --quiet
Suppress warning on substitution operation resulting in no content change.
-s, --stealth
Stealth operation. Preserve timestamp on file.
-i, --interactive
Enter interactive mode where the user has to approve each operation.
-b, --backup ext
Preserve backup of original file using file name extension ext. Default is to overwrite the original file.
-e, --exec cmd
Specify sed(1) command directly.
-f, --file cmd-file
Read sed(1) command from file.
EXAMPLE
# shell script
shtool subst -i -e 's;(c) ([0-9]*)-2000;(c) 1-2001;' *.[ch]
# RPM spec-file
%install
shtool subst -v -n
-e 's;^(prefix=).*;1 $RPM_BUILD_ROOT%{_prefix};g'
-e 's;^(sysconfdir=).*;1 $RPM_BUILD_ROOT%{_prefix}/etc;g'
`find . -name Makefile -print`
make install
HISTORY
The GNU shtool subst command was originally written by Ralf S. Engelschall <rse@engelschall.com> in 2001 for GNU shtool. It was prompted
by the need to have a uniform and convenient patching frontend to sed(1) operations in the OpenPKG package specifications.
SEE ALSO shtool(1), sed(1).
18-Jul-2008 shtool 2.0.8 SHTOOL-SUBST.TMP(1)