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Chapter 10: OSes, Text Editors, and Word Processors
represent Unicode on Linux. As described in Chapter 4, it is compatible with the UTF-
16 and UTF-32 encoding forms and is considered one of the three fundamental ways in
which Unicode text is represented.
e number of Linux distributions that are available today is staggering. Yet, they all share
one common attribute, specically that they all use the Linux kernel. Linus Torvalds rst
developed the Linux kernel in 1991, and remains the primary force behind Linux in that
he is still responsible for the kernel. But, there is a cast of tens of thousands performing
actual development on Linux as a whole.
Many large companies provide Linux distributions, such as IBM, SGI, and Sun Micro-
systems. Some companies, such as Red Hat, specialize in providing Linux distributions.
Linux itself is open source, meaning free. Companies charge for Linux, either for the
installation conveniences that they provide, or for the support or additional applications
and features that they provide.
Popular commercial Linux distributions include Red Hat Linux and Novell’s SUSE Linux.
Novell also provides a community version of their SUSE Linux called OpenSUSE, and Red
Hat does the same with Fedora. Ubuntu Linux and Debian Linux are other popular Linux
distributions. is list could go on and could ll a book, but we won’t do that here.
Like Unix, ...