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Debian / Ubuntu Linux HowTos and Guides

Tutorials, howtos, Q & A about GNU/Debian and Ubuntu Linux. Topic includes server security, installation, firewall, web-server, mail-server, proxy server and and much more. ( rss feed ).

I'm a new Ubuntu Linux user. How do I install the LEMP stack on an Ubuntu Linux 14.04 LTS server using command line options to serve dynamic web apps?
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Ubuntu Linux Create and Add Swap File Tutorial

I'm a new Ubuntu Linux version 14.04 LTS user. I need additional swap space to improve my Ubuntu server performance. How can I add a swap space on Ubuntu Linux 14.04 LTS using command line over the ssh based session?
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How can I analyze line rate taking log file as input on a Linux system? How do I find the IP flooding my Apache/Nginx/Lighttpd web-server on a Debian or Ubuntu Linux?
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HowTo: Compile And Run a C/C++ Code In Linux

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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Linux And Unix Command To View File

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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HowTo: Uninstall MySQL Server in Ubuntu Linux

I'm a new Ubuntu Linux user and my cloud hosting company installed MySQL server by default. I need to remove it and delete it from my server as I have no use of MySQL server. How can I uninstall MySQL on a Ubuntu based systems?
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HowTo: Setup SSH Keys on a Linux / Unix System

I recently read that SSH keys provide a secure way of logging into a Linux and Unix-based server. How do I set up SSH keys on a Linux or Unix based systems? In SSH for Linux/Unix, how do I set up public key authentication?
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