bsd

Apple Mac OS X Open And View .chm File

by on January 28, 2010 · 4 comments

I know how to open .chm files under Linux, but how do you open and view .CHM files under Apple Mac OS X?

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Linux / UNIX Restrict at / cron Usage To Authorized Users

by on July 18, 2009 · 0 comments

The cron and at services are used to allow commands to be executed at a later time. How do I restrict them to selected users such as root, opt1, opt2 and so on? How do I make sure user php can run php script but cannot modify or install a new job?

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Linux / BSD Shell Doesn't Recognize Newly Installed Binaries

by on June 16, 2009 · 0 comments

I‘ve installed few software using tar ball format under Linux or FreeBSD ports using make command. However, my system doesn’t recognize the installed command. I’ve to reboot the system or log out and log in again to use the same. How do I fix this problem?

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How To Extract a Single File / Directory from Tarball Archive

by on April 29, 2008 · 5 comments

How do I extract a single file or directory form a tarball under UNIX / Linux shell prompt? How do I restore a single file from /dev/st0 tape device?

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Linux / UNIX find the smallest directories or files in current directory

by on July 31, 2007 · 0 comments

Q. How do I list or find the smallest directories or files in the current directory under Linux or UNIX like operating system? A. There is no direct command exists for this task. However by using shell pipes and combination of other commands one can produced the desired result. Task: Display list of smallest files [...]

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Linux / UNIX – Display the permissions of a file

by on July 31, 2007 · 1 comment

Q. How do I list or display the permission of a file using ssh? I don’t have GUI installed on a remote Linux computer. A.You need to use ls command with -l option. File access permissions are displayed in the first column of the output, after the character for file type. ls command List information [...]

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Search All the Linux Man Pages For a Particular Command or Text

by on January 26, 2007 · 2 comments

Under KDE or Gnome desktop I get nice facility to search all man pages for particular command or phrase. I am login to remote server over the ssh session. How do I search all the man pages for a particular command at Linux shell prompt?

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