Well, PERL, awk, sed, grep are all apps, but PERL is a full language (in which people shell out a lot!) not native to all UNIX systems. I like sed's moderately expanded regex:
I have a file like the following
aaaaa00005bbbbb
aaaaa00108bbbbb
The code "00005" and "00108" need to be validated and the list of valid codes are stored in a database.
While I loop through the file, should call a sql statement for every records to do the validation? or is... (1 Reply)
Dear All,
Need your help.
In my day to day activities I have to validate/search Excel Sheet data (eg.say Application No. 0066782345) data into the Unix environment file whether the same data is present in that file or not.
There are hundreds of records coming in excel file and I am doing grep... (1 Reply)
Hi All,
I need to maintain a AUDIT file in system for every incoming and outgoing file. For this i am trying to append a record by using the AWK every time the file arriving.
I have used the code as below.
AWK '{print "FILENAME IS", $1,"DATE IS", $2}' >> AUDITFILE.txt
$1 and $2 are global... (1 Reply)
I am trying to write binary data to a file. My program below:
#include <stdlib.h>
#include <stdio.h>
struct tinner {
int j;
int k;
};
struct touter {
int i;
struct tinner *inner;
};
int main() {
struct touter data;
data.i = 10;
struct tinner... (4 Replies)
Hi All
I am reading data from the database and writing to temporary file in the below format.
1=XP|external_component|com.adp.meetingalertemail.processing.MeetingAlertEmail|EMAILALERTPUSH|32|4#XP |classpath|/usr/home/dfusr/lib/xalan.jar:
/usr/home/dfusr/lib/xerces.jar: ... (2 Replies)
I have a table with one column
File1.txt
1
2
3
4
5
6
7
8
9
10
Another table with two columns; This has got a subset of entries from File 1 but not unique because they have differing values in col 2.
File2.txt
1 a
2 d
2 f
6 r
6 e (3 Replies)
I am having an input file for eg. file.txt which contains pipe delimited rows
file.txt:
xx|yyy|zz|12|3|aaaaa|.....
yy|zz|1|3|4|xxxxx|.......
.
.
.
i want the above file name to be transformed into another file with giving input from the user and replacing the corresponding fields based... (5 Replies)
can someone please help me fix this command:
somecommand.sh | awk -F"---" 'BEGIN{count=0} /P/ && /ERROR/ {if (($3 ~ /^P$/) && ($6 ~ /ERROR/)) {print; count++ }END { print count } ;}'
basically, what i'm attempting to do here is print all the matching lines, then, at the end, print the total... (2 Replies)
Hi
I am trying to write output to a file in columns
I have file in the follwoing:
# cat file
abc
def
#
I am trying to write next output as like
# cat file
abc 123
def 345
#
:mad: (6 Replies)
Discussion started by: Priya Amaresh
6 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)