02-28-2012
how to duplicate an output in shell script
how to duplicate an output from a shell command?
for example:
`date` will give the current date to the console.
I want this to be displayed in console and also parallely store it in file or variable.
user1@solaris4:~> date
Tue Feb 28 17:48:31 EST 2012
user1@solaris4:~> date > file
Instead of two commands i want one command / syntax that does it...
I guess it will be possible using pipe.. but i wonder how...
10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi,
Is there anyway to duplicate output without using tee?
Let me explain the problem.
We are use ssh to login to remote server and save output to a file using tee commands for auditing purposes. When we use vi editor in ssh session, letters get garbled and cant really use vi. Without tee it... (7 Replies)
Discussion started by: eagles1
7 Replies
2. Shell Programming and Scripting
Hi guys,
I have a simple question, I want to store the output of the following command:
As you can see it is running all the time, and we get a new line every 3sec.
I just want to store these new lines into a single variable, so I can use it into a script.
To clear the screen, and... (4 Replies)
Discussion started by: Thireus
4 Replies
3. Shell Programming and Scripting
xxxxxx (4 Replies)
Discussion started by: vinayrao
4 Replies
4. Shell Programming and Scripting
File_A contains Strings:
a
b
c
d
File_B contains Strings:
a
c
z
Need to have script written in either sh or ksh. Derive resultant files (File_New_A and File_New_B) from lists File_A and File_B where string elements in File_New_A and File_New_B are listed below.
Resultant... (7 Replies)
Discussion started by: mlv_99
7 Replies
5. Shell Programming and Scripting
Hi All,
Below is the shell script for which desired output is required:
Shell script:
#!/bin/bash
. /oracle/TEST/db/tech_st/11.1.0/TEST_<hostname>.env
sqlplus /nolog << EOF
connect / as sysdba
spool /home/oracle/db_output.log
@lockwait.sql
prompt Database Locks
... (1 Reply)
Discussion started by: a1_win
1 Replies
6. Shell Programming and Scripting
Hi ,
I had a requirement to compare two files whether the two files are same or different .... like(files contaisn of two columns each)
file1.txt
121343432213 1234
64564564646 2345
343423424234 2456
file2.txt
121343432213 1234
64564564646 2345
31231313123 3455
how to... (2 Replies)
Discussion started by: hemanthsaikumar
2 Replies
7. Shell Programming and Scripting
Hi All,
I have a requirement where I have to get the duplicate string count and uniq error message. Below is my file:
Rejected - Error on table TableA, column ColA.
Error String 1.
Rejected - Error on table TableA, column ColB.
Error String 2.
Rejected - Error on table TableA, column... (6 Replies)
Discussion started by: Deekhari
6 Replies
8. Shell Programming and Scripting
Hi Team -
I"m very new to Shell Scripting so I have a rather novice question. My forte is Windows Batch Scripting so I was just wondering what the Shell Script equivalent is to the DOS command %~n?
%~n is a DOS variable that dispayed the script name.
For instance (in DOS):
REM... (11 Replies)
Discussion started by: SIMMS7400
11 Replies
9. Shell Programming and Scripting
Hi Guys,
I am very new to shell script and I need your help here to write a script. Actually, I have a script abc.sh which don't get terminated itself. So I need to design a script to run this script, save the output to a file, search for a given string in the output and if it exists send those... (11 Replies)
Discussion started by: Sambit Sahu
11 Replies
10. UNIX for Beginners Questions & Answers
I'm trying to create a shell script that takes a awk script that I wrote and a filename as an argument. I was able to get that done but I'm having trouble figuring out how to keep the header of the output at the top but sort the rest of the rows alphabetically. This is what I have now but it is... (1 Reply)
Discussion started by: Eric7giants
1 Replies
LEARN ABOUT REDHAT
convdate
CONVDATE(1) General Commands Manual CONVDATE(1)
NAME
convdate - convert time/date strings and numbers
SYNOPSIS
convdate [ -c ] [ -n ] [ -s ] arg...
DESCRIPTION
Convdate translate the date/time strings specified as arguments on its command line, outputting the results one to a line.
OPTIONS
-c If the ``-c'' flag is used, then each argument is taken to be a time_t and is output in ctime format.
-n If the ``-n'' flag is used, then each argument is taken as a date string to be parsed by parsedate(3) and is output as a time_t; see
time(2).
-s If the ``-s'' flag is used, then each argument is taken as a date string to be parsed by parsedate(3) and is output as a string for-
matted by ctime(3). This is the default.
EXAMPLES
% convdate 'feb 10 10am'
Sun Feb 10 10:00:00 1991
% convdate 12pm 5/4/90
Fri Dec 13 00:00:00 1991
Fri May 4 00:00:00 1990
% convdate -n 'feb 10 10am' '12pm 5/4/90'
666198000
641880000
% convdate -c 666198000
Sun Feb 10 10:00:00 1991
HISTORY
Written by Rich $alz <rsalz@uunet.uu.net>. This is revision 1.2, dated 1998/05/20.
SEE ALSO
parsedate(3).
CONVDATE(1)