explain the commands below Post: 302266423

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1. Shell Programming and Scripting

can anyone explain this?

:start /@~/{ h s/$.*$@~.*$/\1/ s/@~$// s/@~/\ /g p g s/.*@~$.*$/\1/ } //{ N s/\n/ / b start }

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code that reads commands from the standard i/p and executes the commands

Hello all, i've written a small piece of code that will read commands from standard input and executes the commands. Its working fine and is execting the commands well. Accepting arguments too. e.g #mkdir <name of the directory> The problem is that its not letting me change the directory i.e...

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Can BASH execute commands on a remote server when the commands are embedded in shell

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Explain the difference between the commands cd ~smart and cd ~/smart

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5. Shell Programming and Scripting

Can anyone please explain this??

cur_fy=`grep "CONSOL" $GLDATA/parms/cur_fiscalyear.lis | awk '{print $2}' Here i don't understand "CONSOL" and awk'{print$2) Please help me out cur_fiscalyear.lis contents : DL 2011 MOL 2011 MV 2011 SF 2010 CONSOL 2011 MVU 2011

6. Shell Programming and Scripting

Please explain this

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7. Shell Programming and Scripting

need explain

Dear unix team i'm user for a system build on unix system ,so we need to run a lot of scripts not in one sission but every script on the associated terminal , so the script name = the name of the terminal which will run this script on it . and someone create a batch that make as below : 1- but...

8. Shell Programming and Scripting

anyone can explain this?

why the case 2 will happen ? , ' should stop the history substitution ,shouldn't it? case 1 # echo "123"|sed '/123/!d' 123 case 2 # echo "123 > 456 > 1 > "|sed '/123/!d' -bash: !d': event not found case 3 # echo "123 > 456 > 12 > "|sed '/123/'\!d 123 # bash --version

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Explain perl formatting commands

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How I can explain this?

Hi friends! I'm learning UNIX and I have a small question. Working with Shell, i put the name of one executable (in c language) + one number and it says this: $ gcc misterioso_4.c $ ./misterioso_4 6 got: , I can not find an answer in the manual because I havent applied any variable....

LEARN ABOUT SUSE

suspend

suspend(1)                                                         User Commands                                                        suspend(1)

NAME

       suspend - shell built-in function to halt the current shell

SYNOPSIS

   sh
       suspend

   csh
       suspend

   ksh
       suspend

DESCRIPTION

   sh
       Stops the execution of the current shell (but not if it is the login shell).

   csh
       Stop the shell in its tracks, much as if it had been sent a stop signal with ^Z. This is most often used to stop shells started by su.

   ksh
       Stops the execution of the current shell (but not if it is the login shell).

ATTRIBUTES

       See attributes(5) for descriptions of the following attributes:

       +-----------------------------+-----------------------------+
       |      ATTRIBUTE TYPE         |      ATTRIBUTE VALUE        |
       +-----------------------------+-----------------------------+
       |Availability                 |SUNWcsu                      |
       +-----------------------------+-----------------------------+

SEE ALSO

       csh(1), kill(1), ksh(1), sh(1), su(1M), attributes(5)

SunOS 5.10                                                          15 Apr 1994                                                         suspend(1)