What Is Bash (Bourne-Again Shell)

This section provides a quick introduction of Bash (Bourne-Again Shell) which extended Bourne shell with features based on ideas from other Unix shells.

What Is Bash (Bourne-Again Shell)? - Bash is a Unix shell introduced by Brian Fox in 1987. Bash is an extension of the Bourne shell introduced by Stephen Bourne in 1977. Chet Ramey became the primary maintainer of Bash in 1990.

Bash adds many new features to the Bourne shell based ideas from the Korn shell and the C shell:

The picture below shows the cover page of the book, "An Introduction to the C shell" by Chet Ramey and Brian Fox:

GNU Bash Reference Manual by Chet Ramey and Brian Fox
GNU Bash Reference Manual by Chet Ramey and Brian Fox

Table of Contents

 About This Book

 2002 - .NET Framework Developed by Microsoft

 1995 - PHP: Hypertext Preprocessor Created by Rasmus Lerdorf

 1995 - Java Language Developed by Sun Microsystems

 1991 - WWW (World Wide Web) Developed by Tim Berners-Lee

 1991 - Gopher Protocol Created by a University of Minnesota Team

 1984 - X Window System Developed a MIT Team

 1984 - Macintosh Developed by Apple Inc.

 1983 - "Sendmail" Mail Transfer Agent Developed by Eric Allman

 1979 - The Tcsh (TENEX C Shell) Developed by Ken Greer

1978 - Bash (Bourne-Again Shell) Developed by Brian Fox

What Is Bash (Bourne-Again Shell)

 Bash Command Line Examples

 Bash Shell Script File Examples

 1978 - The C Shell Developed by Bill Joy

 1977 - The Bourne Shell Developed by Stephen Bourne

 1977 - Apple II Designed by Steve Jobs and Steve Wozniak

 1976 - vi Text Editor Developed by Bill Joy

 1974 - Internet by Vinton Cerf

 1972 - C Language Developed by Dennis Ritchie

 1971 - FTP Protocol Created by Abhay Bhushan

 1970 - UNIX Operating System Developed by AT&T Bell Labs

 1957 - FORTRAN Language Developed by IBM


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