04-18-2002
10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi all,
Does anyone know how to ammend the .cshrc file in $HOME for your session to display the path as part of the command line? So that I dont need to keep on typing pwd to see where I am?
thanks
Ocelot (2 Replies)
Discussion started by: ocelot
2 Replies
2. UNIX for Dummies Questions & Answers
hi...
i need to display the last line of the file and capture the line in to a variable in unix envt.(not the perl ones)... please help (8 Replies)
Discussion started by: lmadhuri
8 Replies
3. UNIX for Dummies Questions & Answers
This is probably the dumbest question you guys can get, but I'm trying, as a complete noob, to display the unix calendar for all the months without Saturday and Sunday showing. How can I remove those fields without having to type all the fields in individually such as:
cal -y | awk '{print $2,... (3 Replies)
Discussion started by: Trellot
3 Replies
4. UNIX for Dummies Questions & Answers
Hi
I really hope someone can help with the below question.
Lets say that I have a file called output.txt and I want to display all of the lines which contain the word ‘disconnect'. I know that this can easily be obtained by using the following command:
grep -i disconnect output.txt
However,... (6 Replies)
Discussion started by: Sunny Sid
6 Replies
5. Shell Programming and Scripting
Hi,
I have a file split.txt with the following contents
one
two
three
four
five
Suppose if i want to display contents of line 3, I know this could be achieved using the command
sed -n '3p' split.txt
But I need the line number to be decided dynamically like
a=3
sed -n '$ap'... (2 Replies)
Discussion started by: deanamrita
2 Replies
6. Shell Programming and Scripting
cat my.log
blah blah blah
< 1 djfh jsdfhk jksdfh
< 2 dshkfl opeir pqowi
< 4 khasd wouipeui
say i am perfroming some action similar to below...
cat my.log | egrep "<" | awk -F' ' '{print $2}' | grep -v ""
it gives output as below
1
2
4
is there anyway to modify above same... (4 Replies)
Discussion started by: vivek d r
4 Replies
7. UNIX for Dummies Questions & Answers
Within AWK, how do you display a field of NR? Here's my code:
awk '(NR>1) && (P1=$1-w)>=100000 {print "increase of" " " P1*.0000179," " "kW at" " " 'NR*60/431900' " " "minutes" "\n" "change from" " " 'NR-10($1)' " " "kW to" " " 'NR+70($1)' "\n"}{w=$1}' filename
I can change NR and print... (3 Replies)
Discussion started by: markymarkg123
3 Replies
8. Shell Programming and Scripting
Input file.
GMDCOM.27936 : Process Request <36812974>
GMDCOM.27936 : Process Request <36812985>
GMDCOM.27936 : Process Request <36812986>
GMDCOM.27936 : Process Request <36812987>
GMDCOM.27936 : Process Request <36812996>
GMDCOM.27936 : Process Request <36812998>
GMDCOM.27936 : Process... (14 Replies)
Discussion started by: ghosh_tanmoy
14 Replies
9. Red Hat
Hello all
I have a query (SQL) that returns a rather long field from an Oracle database. The field in question is defined on 400 characters but all these 400 cannot be displayed by the echo command. Thus when I launch the following command:
echo "SELECT FIELD01 FROM TABLE_NAME;" | sqlplus -s... (9 Replies)
Discussion started by: S. BASU
9 Replies
10. UNIX for Beginners Questions & Answers
Hi,
I have an array, that works well. But, I want to have it display every other line. Like so, 1, 3, 5, 7, etc, etc.
Here is the relevant code:
I'm sorry for the pastebin link. For some reason, I can't get the code to format properly with the code tags.
code tags work fine... everyone... (4 Replies)
Discussion started by: ignatius
4 Replies
CAT(1) User Commands CAT(1)
NAME
cat - concatenate files and print on the standard output
SYNOPSIS
cat [OPTION]... [FILE]...
DESCRIPTION
Concatenate FILE(s), or standard input, to standard output.
-A, --show-all
equivalent to -vET
-b, --number-nonblank
number nonempty output lines
-e equivalent to -vE
-E, --show-ends
display $ at end of each line
-n, --number
number all output lines
-s, --squeeze-blank
suppress repeated empty output lines
-t equivalent to -vT
-T, --show-tabs
display TAB characters as ^I
-u (ignored)
-v, --show-nonprinting
use ^ and M- notation, except for LFD and TAB
--help display this help and exit
--version
output version information and exit
With no FILE, or when FILE is -, read standard input.
EXAMPLES
cat f - g
Output f's contents, then standard input, then g's contents.
cat Copy standard input to standard output.
AUTHOR
Written by Torbjorn Granlund and Richard M. Stallman.
REPORTING BUGS
Report cat bugs to bug-coreutils@gnu.org
GNU coreutils home page: <http://www.gnu.org/software/coreutils/>
General help using GNU software: <http://www.gnu.org/gethelp/>
Report cat translation bugs to <http://translationproject.org/team/>
COPYRIGHT
Copyright (C) 2010 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
SEE ALSO
The full documentation for cat is maintained as a Texinfo manual. If the info and cat programs are properly installed at your site, the
command
info coreutils 'cat invocation'
should give you access to the complete manual.
GNU coreutils 8.5 February 2011 CAT(1)