Movie Review (by Prashant Prahlad Abkari) – Stanley ka Dabba

2011-05-24 4 min read GuestPost

 

You wake up to some noise.. popping up of sesame seeds….u avoid it ..Daily routine they are..

Lethargically you start preparing by stuffing the books, separating them as either 100/200 pages or text books and placing them in different compartments, only to retrieve it easily. Packing Done .

Its late.. You start rushing with your heavy bagpack..Empty handed..  R u missing something? A loud scream from  back..

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Solaris dump analysis

2011-05-18 1 min read Solaris

I had to debug a solaris crash dump and had no ides. Google search wasn’t much useful until finally I found this article:

http://cuddletech.com/blog/?p+AD0-448

have a look at this article, this suggests how to debug the core and find the offending process and root cause of the core in case of kernel panic.

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Unix shell script for removing duplicate files

2011-05-16 1 min read Bash Linux

The following shell script finds duplicate (2 or more identical) files and outputs a new shell script containing commented-out rm statements for deleting them (copy-paste from here):

::: updated on 02 May 20121, seems like wordpress did not like it so well so reformatting the code :::::::

#!/bin/bash -
#===============================================================================
#
#          FILE:  a.sh
#
#         USAGE:  ./a.sh
#
#   DESCRIPTION:
#
#       OPTIONS:  ---
#  REQUIREMENTS:  ---
#          BUGS:  ---
#         NOTES:  ---
#        AUTHOR: Amit Agarwal (aka), amit.agarwal@roamware.com
#       COMPANY: blog.amit-agarwal.co.in
#       CREATED: 02/05/12 06:52:08 IST
# Last modified: Wed May 02, 2012  07:03AM
#      REVISION:  ---
#===============================================================================

OUTF=rem-duplicates.sh;
echo "#!/bin/sh" >$OUTF;
find "$@" -type f -exec md5sum {} \; 2>/dev/null | sort --key=1,32 | uniq -w 32 -d |cut -b 1-32 --complement |sed 's/^/rm -f/' >>$OUTF

Pretty good one line, I must say 🙂

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Terminating a SSH session after starting background process.

2011-05-14 3 min read Learning Linux

 

This is too good. If you are planning to start a background process in the bash script in the background and continue in the script, you cannot do it until…….

You would need to close the stdout/stdin and stderr before you can terminate any ssh session automatically. Here’s some more light on this topic.

http://lists.debian.org/debian-user/2005/09/msg00254.html

On Thu, Sep 01, 2005 at 05:33:28PM -0400, Roberto C. Sanchez wrote: > I occasionally log into a machine remotely and start a process in the > background: > > command & > > However, when I log out of the machine, the ssh process on my local > machine blocks. I guess that it is becuase the remote still has jobs > running. Is there a way to get it start the process in the background > and then detach from the shell? I have already tried this:

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mysql output to an array for easy parsing.

2011-05-11 2 min read Bash Database

 

Today I was looking for some way to put the output of the mysql output in an array in a bash script. Quick google search yeilded to results something like this:

 

  <td>
    <div class="text codecolorer">
      output=$(mysql -e "select * from table")
    </div>
  </td>
</tr>
1

The problem with the above approach is that all the words go into separate index. So if you have a line that has space then that is split into multiple index’s. Not good…

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browsing the windows machines and their shares – listing

2011-04-30 1 min read Learning Uncategorized

 

smbtree is a very nice command to check all the machines that are present in the LAN (your connected network). For this to work you may need to look at this article also.

 

  <td>
    <div class="text codecolorer">
      smbtree -U <strong>username
    </div>
  </td>
</tr>
1
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