All indian reprints of oreilly are printed in grayscale. As an open operating system unix can be improved on by anyone and everyone individuals companies universities and more. As a result the very nature of unix has been altered over the years by numerous extensions formulated in an assortment of versions. Today unix encompasses everything from suns solaris to apples mac os x and more varieties of linux than you can easily name. The latest edition of this bestselling reference brings unix into the 21st century. Its been reworked to keep current with the broader state of unix in todays world and highlight the strengths of this operating system in all its various flavours. Detailing all unix commands and options the informative guide provides generous descriptions and examples that put those commands in context. Here are some of the new features youll find in unix in a nutshell fourth edition solaris 10 the latest version of the svr4based operating system gnu linux and mac os xbash shell along with the 1988 and 1993 versions of ksh tsch shell instead of the original berkeley csh package management programs used for program installation on popular gnu linux systems solaris and mac os xgnu emacs version 21introduction to source code management systemsconcurrent versions systemsubversion version control systemgdb debugger as unix has progressed certain commands that were once critical have fallen into disuse. To that end the book has also dropped material that is no longer relevant keeping it taut and current. If youre a unix user or programmer youll recognize the value of this complete uptodate unix reference. With chapter overviews specific examples and detailed command.