What Is Bash
Bash , short for Bourne-Again SHell , is a shell program and command language supported by the Free Software Foundation [ 2 ] and first developed for the GNU Project [ 3 ] by Brian Fox . [ 4 ] Designed as a 100% [ 5 ] free software alternative for the Bourne shell , [ 6 ] [ 7 ] [ 8 ] it was initially released in 1989. [ 9 ] Its moniker is a play on words, referencing both its predecessor, the Bourne shell, [ 10 ] and the concept of rebirth . [ 11 ] [ 12 ] Since its inception, Bash has gained widespread adoption and is commonly used as the default login shell for numerous Linux distributions. It holds historical significance as one of the earliest programs ported to Linux by Linus Torvalds , alongside the GNU Compiler ( GCC ). [ 13 ] It is available on nearly all modern operating systems, making it a versatile tool...