command substitution
Sign in to savefeature of Unix shells and some programming languages
Connections
Q840410
Entity
Linux
Entity
Microsoft Windows
Entity
International Standard Book Number
Entity
Q15777
Entity
PHP
Entity
programming language
Entity
Q11368
Entity
Wayback Machine
Entity
Q42478
Entity
Q161053
Entity
semantics
Entity
computing
Entity
command-line interface
Entity
Q187560
Entity
◌̀
Entity
Vi
Entity
string
Entity
assignable variable
Entity
parsing
Entity