find command

How do I check whether a directory is empty or not under Linux / UNIX using a TCSH / C shell script?

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How do I remove a user’s access from my server? How do I delete a user account under Linux operating systems?

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I‘ve downloaded Backtrack Linux version 5 KDE desktop 64 bit. To start a graphical interface I’ typed startx command. But it failed with the following error message:

BackTrack Linux 5 64bits Vmware Workstation Installation

How do I fix this problem and install Backtrack Linux version 5 KDE desktop on my hard disk?

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I am trying to remove a directory called /opt/source/httpd with the rm command. I am greeted with the following message:

rmdir: failed to remove `/opt/source/httpd': Directory not empty

How do I delete directory called /opt/source/httpd under Linux or Unix operating systems?

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I‘m an extreme newbie to the Linux world, but any time I try to get play files according to a playlist file using mplayer command line it turns up this error:

$ mplayer playlist.m3u
MPlayer SVN-r1.0~rc3+svn20090426-4.4.3 (C) 2000-2009 MPlayer Team
mplayer: could not connect to socket
mplayer: No such file or directory
Failed to open LIRC support. You will not be able to use your remote control.

Playing playlist.m3u.
Cache fill: 0.00% (44 bytes)

Exiting… (End of file)

How do I fix this and play music without using GUI tools?

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How do delete multiple files in bulk (say all *.bak file stored in /netapp/ and its subdirectory) under Linux / UNIX operating systems?

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How do I delete all files (only files and not subdirs) located in /var/pub/ftp/incoming and its subdirectories under Linux or UNIX operating systems?

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