12-17-2010
Thanks radoulov and Corona688.
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1. UNIX for Dummies Questions & Answers
Hi Friends,
Can any of you explain me about the below line of code?
mn_code=`env|grep "..mn"|awk -F"=" '{print $2}'`
Im not able to understand, what exactly it is doing :confused:
Any help would be useful for me.
Lokesha (4 Replies)
Discussion started by: Lokesha
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2. Shell Programming and Scripting
Hi,
Can someone please clarify how we are able to use both IO and GLOB symbols of a package variable interchangeably?
Please consider the following code:
open(FH,"myfile") || die "Unable to open file myfile:$@";
my $glob_var = *main::FH{GLOB};
my $io_var = *main::FH{IO};
print $glob_var... (0 Replies)
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3. UNIX for Advanced & Expert Users
I have an executable that processes under the basic premise of:
program file_in file_out "parameters a b c"
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4. Shell Programming and Scripting
Let's say I want to write a program that run these 4 UNIX commands and redirect output to a file.
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5. Shell Programming and Scripting
hi All,
cat file_name | awk /^~/'{print $1","$2","$3","$4}' | sed -e 's/~//g'
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6. Solaris
Hi all,
First off, sorry for a long post but I think I have no other option if I need to explain properly what I need help for.
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7. Shell Programming and Scripting
What exactly is this code returning:
perl -MConfig -e 'print "$Config{byteorder}\n";'
I am executing this command in two platforms.
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In Linux i am getting: 12345678
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Hi, I can't print array variable in the sentense.
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9. Shell Programming and Scripting
Look at the following data file(cou.data) which has four fields separated by tab.
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10. Shell Programming and Scripting
Hello.
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WC(1) FSF WC(1)
NAME
wc - print the number of bytes, words, and lines in files
SYNOPSIS
wc [OPTION]... [FILE]...
DESCRIPTION
Print byte, word, and newline counts for each FILE, and a total line if more than one FILE is specified. With no FILE, or when FILE is -,
read standard input.
-c, --bytes
print the byte counts
-m, --chars
print the character counts
-l, --lines
print the newline counts
-L, --max-line-length
print the length of the longest line
-w, --words
print the word counts
--help display this help and exit
--version
output version information and exit
AUTHOR
Written by Paul Rubin and David MacKenzie.
REPORTING BUGS
Report bugs to <bug-coreutils@gnu.org>.
COPYRIGHT
Copyright (C) 2002 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICU-
LAR PURPOSE.
SEE ALSO
The full documentation for wc is maintained as a Texinfo manual. If the info and wc programs are properly installed at your site, the com-
mand
info wc
should give you access to the complete manual.
wc (coreutils) 4.5.3 February 2003 WC(1)