Difference between cat , cat > , cat >> and touch !!! Post: 302199922

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cat and loop

Hi I have a simple code that I want to execute. out=out.txt for f in `cat list.txt | head -1`; do echo $f >> $out echo "sleep 5" >> $out done cat list.txt | head -1 wget -q -O - 'http://test.com:15100/cgi-bin/search cat out.txt wget sleep 5 -q sleep 5 -O

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for i in `cat myname.txt` && for y in `cat yourname.txt`

cat myname.txt John Doe I John Doe II John Doe III ----------------------------------------------------------------------- for i in `cat myname.txt` do echo This is my name: $i >> thi.is.my.name.txt done ----------------------------------------------------------------------- cat...

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Hello, So I sorted my file as I was supposed to: sort -n -r -k 2 -k 1 file1 | uniq > file2 and when I wrote > cat file2 in the command line, I got what I was expecting, but in the script itself ... sort -n -r -k 2 -k 1 averages | uniq > temp cat file2 It wrote a whole...

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for cat help

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Using cat and awk.......

Im trying to use cat and awk to calculate the total space, then display it using the print command. But something in my script is not correct? cat | awk '{print$1}' | sort -n | grep -v used | awk '{sum += $1} END { p rint sum;}' ??? Any help would be greatly appreciated!!

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Question regarding Cat

Can we concatenate say, I have a few files prefixing with 2009... So now i want all the 2009 files into one single file.. Can this be achieved????

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Help need on cat command

I have two files as below 1.txt AA 123 CC 145 DD 567 2.txt AA 111 YY 128 CC 144 FF 222 DD 777 ZZ 875 basically 1.txt is updated file, if i do cat 1.txt 2.txt output should be as below o/p

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Cat with << >>

Hi, When I was analyzing the code I got below line. cat - << 'EOF' >> ${FILE PATH} I surfed net to understand but I couldn't get what is about. Please help me out.

LEARN ABOUT REDHAT

cat

CAT(1)									FSF								    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 nonblank output lines

       -e     equivalent to -vE

       -E, --show-ends
	      display $ at end of each line

       -n, --number
	      number all output lines

       -s, --squeeze-blank
	      never more than one single blank line

       -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.

AUTHOR

       Written by Torbjorn Granlund and Richard M. Stallman.

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 cat is maintained as a Texinfo manual.  If the info and cat programs are properly installed at  your	site,  the
       command

	      info cat

       should give you access to the complete manual.

cat (coreutils) 4.5.3						   February 2003							    CAT(1)

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'shutdown' and 'cat'

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for cat help

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