Acronym describing a series of programs that work together to provide a complete Linux-based web-hosting environment. Stands for Linux, Apache, MySQL, and Perl or PHP (the last two in the list are scripting languages).
Lesser GPL; version of the GPL in which some use restrictions are slackened at the expense of various freedoms laid down by the main GPL. The LGPL is ordinarily used for library files.
General term referring to code that programs need to run and that, once in memory, is frequently accessed by many programs (leading to the phrase “shared library”). The most common and vital library is glibc (GNU C Library), created by GNU Project, The and the fundamental building block without which Linux couldn’t operate. KDE relies on the QT libraries, among others.
File system method of assigning additional filenames to a file; also known as a “hard link.” See also symbolic link.
You mean you don’t know by now? Linux is what this book is all about. It is a kernel program created by Torvalds, Linus in 1991 to provide an inexpensive operating system for his computer, along with other components. These days, Linux is used to describe the entire operating system discussed in this book, although many argue (perhaps quite rightly) that this is inaccurate, and use the term GNU/Linux instead.
Shorthand referring to the user’s PC or a device directly attached to it (as opposed to remote).
(1) Network name used internally by Linux and software to refer to the local computer, distinct from the network.
(2) The default name given to a Linux-based PC when no other name is defined during installation.