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HowTo: Install firefox-15.0.tar.bz2 in Linux

Idownloaded Firefox version 15.0 from mozilla ftp server. The name of file is firefox-15.0.tar.bz2. How do I install Firefox under any Debian / Ubuntu / Fedora or any Linux distribution?
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Bash History: Correct / Repeat The Last Command With a Substitution

I often type the wrong command as follows under Linux bash shell:
rsync -av dir1 user@server1.cyberciti.biz:/path/to/dir1
cp -av file1*.txt file2*.txt /path/to/dest

I need to correct those command as follows:

rsync -av dir5 user@server1.cyberciti.biz:/path/to/dir1
cp -av delta1*.txt delta2*.txt /path/to/dest

How do I replace dir1 with dir5 or file with delta and repeat the last command under bash shell?
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HowTo: grep Text Between Two Words in Unix / Linux

I got over 100s of HTML files in the following format:

 <title>Statistics for ABC LTD - January 2007 - Rang IDXYZZAZZZZ</title>
<body BGCOLOR="#E8E8E8" TEXT="#000000" LINK="#0000FF" VLINK="#FF0000">
<h2>Statistics for ABC LTF</h2>
Summary Period: January 2007<br />
Generated 01-Feb-2007 06:40 CET<br />
<hr />
<font SIZE="-1"></font></p></center><pre>
my data 1
my data 2
my data 3
my data 10000
my data N times

Generated by MyAppDbStatsWriter (UNIX) version 1.9b2

How do I extract text between two words (<PRE> and </PRE>) in unix or linux using grep command?
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TCSH / CSH: set vs setenv Command Differences

I've recently started to use FreeBSD operating system with tcsh (c shell clone) shell. I noticed that both set and setenv command set shell user environment. What's the difference between the SET and SETENV commands?
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Install and Use nmon Tool To Monitor Linux Systems Performance

How do I install nmon command under Linux operating systems to find out performance information for my CPU, memory, network, disk, virtual memory, top process and other part of my HP server running on Debian Linux or CentOS Linux 6.x amd64 bit server?
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HowTo: Install firefox-14.0.1.tar.bz2 in Linux

I've downloaded Firefox version 14.0.1 from mozilla ftp server. The name of file is firefox-14.0.1.tar.bz2. How do I install firefox in any Linux distribution?
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Linux / Unix: Rsync Resume Partially Downloaded Files

I know wget command can resume downloads. H>ow do I resume partially transferred files using rsync command line under Unix like operating systems?
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HowTo: Install firefox-13.0.tar.bz2 in Linux

I've downloaded Firefox version 13.0 from mozilla server. The name of file is firefox-13.0.tar.bz2. How do I install firefox-13.0.tar.bz2 in any Linux distribution?
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Debian Linux: Install Virtualbox Virtualization Software

I'm a home user and how do I install VirtualBox virtualization software for my home use under Debian Linux 6 operating systems?
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Linux / Unix: Bash Shell See All Exported Variables and Functions

How do I see a list of all exported variables and functions under Unix bash shell?
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