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This document is copyrighted by the author(s) and is distributed under the following terms -

This document may be reproduced and distributed in whole or in part, in any medium physical or electronic, as long as this copyright notice is retained on all copies. Commercial redistribution is allowed and encouraged; however, the author would like to be notified of any such distributions.

All translations, derivative works, or aggregate works incorporating this document must be covered under this copyright notice. That is, you may not produce a derivative work from this document and impose additional restrictions on its distribution. Exceptions to these rules may be granted under certain conditions; please contact the author.

Disclaimer

No liability for the contents of this documents can be accepted. Use the concepts, examples and other content at your own risk. As this is a new edition of this document, there may be errors and inaccuracies, that may of course be damaging to your system. Proceed with caution, and although this is highly unlikely, the author(s) do not take any responsibility for that.

All copyrights are held by their by their respective owners, unless specifically noted otherwise. Use of a term in this document should not be regarded as affecting the validity of any trademark or service mark.

Naming of particular products or brands should not be seen as endorsements. But the author reserves the right to express preference for specific products or brands based on personal experience. Such claims need not have a technical backing and are not intended as authoritative evaluations of any product or brand.

You are strongly recommended to take a backup of your system before major installation and backups at regular intervals.