Novice Linux / Unix System Administrator Tutorials

These tutorials assumes that you have basic understanding of Unix like operating systems and you are familiar with – Unix/Linux and its commands at the user level, know how to edit files, familiar with the Bourne shell/Bash/Ksh shell, know how to perform standard file processing tasks (such as find/move/copy/delete/) and so on. ( rss feed )

My CentOS Linux based laptop can only be accessed through our corporate proxy servers. How do I access and use yum command with a Web proxy server on a CentOS / RHEL / Fedora / Red Hat / Scientific Linux?

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I am a new Linux user and student who used to write C or C++ programs on MS-Windows. Now, I am using Ubuntu Linux. How can I compile a C or C++ program on Linux operating systems using bash Terminal application?

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I am a new Linux bash shell command line user. How can I view a text file using command line on a Linux or Unix-like operating systems? How can I view (open) binary files such as PDF or images on a Linux or Unix like system from command line?

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I am a new Unix system shell user. I need to find and list all hidden files including directories on a Linux or Unix-like system. How can I recursively list all hidden files and directories? How do I save result in a text file?

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I‘m a new Apple OS X Mabbook user. I am getting an error which read as follows when I connect to any remote Linux/Unix/BSD server or machine through OS X ssh Terminal app:

ssh user@server1.cyberciti.biz
Last login: Wed Mar 26 08:45:36 2014 from 1.2.3.4
-bash: warning: setlocale: LC_CTYPE: cannot change locale (UTF-8): No such file or directory

How do I fix this error?

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Sometime my VLC application gets crashed on a Mac OS X system. The screen goes blank and VLC stays hang running on my desktop or MacBook. How can I solve this issue and quit an unresponsive VLC application on a Mac OS X without a hard reboot?

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I am a new Unix shell programer. How can I extract the directory name from a full path (say /nas01/data/backups/file.tar.gz)? How do I get directory name from its path on a Linux or Unix-like system?

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