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English: Printable pdf version of C Programming Wikibook. This file was created with MediaWiki to LaTeX . The LaTeX source code is attached to the PDF file (see imprint).
$ # bash shell $ /bin/bash-c 'echo a{p,c,d,b}e' ape ace ade abe $ # A traditional shell does not produce the same output $ /bin/sh-c 'echo a{p,c,d,b}e' a{p,c,d,b}e When brace expansion is combined with wildcards, the braces are expanded first, and then the resulting wildcards are substituted normally.
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>& file means both stdout and stderr will be written to file, overwriting it if it exists, and creating it if it doesn't. >> file means stdout will be appended at the end of file. >>& file means both stdout and stderr will be appended at the end of file. < file means stdin will be read from file. << string is a here document.
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The C Programming Language (sometimes termed K&R, after its authors' initials) is a computer programming book written by Brian Kernighan and Dennis Ritchie, the latter of whom originally designed and implemented the C programming language, as well as co-designed the Unix operating system with which development of the language was closely intertwined.
He is the original author of the GNU Bash shell, which he announced as a beta in June 1989. [1] He continued as the primary maintainer of Bash until at least early 1993. [ 2 ] [ 3 ] Fox also built the first interactive online banking software in the U.S. for Wells Fargo in 1995, [ 4 ] and he created an open source election system in 2008.
The book provides samples of code written in C, and learning exercises at the end of chapters. The author is a former writer for the Linux Weekly News [1] and the current maintainer for the Linux man pages project. [2] The Linux Programming Interface has been translated into several languages. [3]