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LAMP: The Most Popular Server System Ever
by Anthony Stai
You may have heard of a server system called LAMP, and wondered what it
is. Well, the answer is that LAMP isn't any one thing on its own
– it's actually a combination of four technologies. Together,
the LAMP technologies form the most popular overall server system on
the web today.
Which technologies are they? The answer lies in the name. LAMP stands
for Linux, Apache, MySQL and Perl/PHP. The term originated as a
marketing word to help point out that open source (free) software, when
combined, could be just as effective as expensive 'enterprise
solutions' like J2EE (Java) or Microsoft's .NET. To understand the
system, let's take a look at the components individually.
Linux.
Linux is widely considered to be the open source operating system of
choice, and the main alternative to Microsoft Windows. Thousands of
volunteers from all over the world work on Linux and create programs
for it. At its heart, the system is more-or-less a Unix derivative,
which means that it's very stable and fast. While widespread adoption
of Linux for the desktop seems far off, mainly because of the
difficulty of getting people to switch, it isn't stopping Linux from
doing very well on web servers.
There are many different varieties of Linux, known as 'distributions',
with each one focusing on different features. Some popular
distributions include Debian (www.debian.org), SuSE (owned by Novell,
www.novell.com/linux/suse) and Red Hat (free version at
fedora.redhat.com). If you're thinking of trying out Linux on your own
computer, you might like to look at Ubuntu (www.ubuntulinux.org), which
is a less technical and relatively easy to use distribution.
Apache.
Apache is the world's most popular web server bar none. It was based on
the second-ever web server, which was developed at the NCSA, and its
history goes back as far as 1995.
For all intents and purposes, Apache has become the industry standard
server: it would be silly to say that Apache isn't suitable for
business use, considering that it is included in enterprise packages
like Oracle and IBM's WebSphere. Apache is developed by the non-profit
Apache Foundation (www.apache.org).
MySQL.
MySQL is a relational database, popular because of its relative
simplicity and the fact that it's free. It is considered to be much
easier to set up and use than more 'traditional' database software, and
MySQL databases can be managed using a range of graphical software.
MySQL is controversial among database professionals, however, as its
developers haven't included many complicated advanced features, feeling
that they would make the software too difficult to use without making
it any more useful. MySQL is developed by a Swedish company, MySQL AB,
and its website is www.mysql.com.
Perl and PHP.
Perl and PHP are both scripting languages, and they are both often used
as the 'glue' that makes a database-driven website do what it should.
However, the two languages, are very different: Perl is powerful but
hard to read, while PHP is simpler but more limited. Choosing between
them is largely a matter of preference, which is why they're both
included in the system – some people also include a third P,
Python, as an alternative language.
If you're starting out, it's probably best to use PHP – the
official site at php.net has good tutorials and references on the
language. Perl's site is at perl.org, but you should only really start
with Perl if you've got some previous programming experie
Getting LAMP.
If you want to get the whole LAMP system together instead of
downloading the components separately, a good place to go is
www.apachefriends.org/en. They offer it for download – don't
worry, all the software is free. You don't get Linux, but you get
everything else, and it will install easily on most operating systems,
including Linux and Windows.
LAMP Variants.
There are a number of LAMP variants that replace parts of the system.
While these systems aren't as popular, they're still worth knowing
about and considering.
WAMP: Windows replaces Linux.
MAMP: Mac OS replaces Linux.
AMP: Apache, MySQL and Perl/PHP running on any operating system.
LAPP: PostgreSQL replaces MySQL.
LAMJ: JSP replaces Perl/PHP.
There is also the insulting-sounding term WIMP, which means that
Windows replaces Linux and IIS replaces Apache – this is
considered to result in a much worse system than LAMP.
About
The Author:
Anthony Stai invites you to
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website to the next level. Get one of the best Search Engine
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