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15 Special Characters You Need to Know for Bash It means you don't have to type the full path to your home directory in commands Wherever you are in the filesystem, you can use this command to go to your home directory: You can also use this command with relative paths
What does at the end of a linux command mean? - Stack Overflow That has nothing to do with Linux, but it's part of the syntax of the shell you're using The makes the command run in the background From man bash: If a command is terminated by the control operator , the shell executes the command in the background in a subshell [ ]
What Does the Symbol Mean at the End of a Linux Command? Explained . . . At its core, the symbol is a background execution operator When appended to the end of a command, it tells the shell to run the command in the background instead of the foreground This means: The terminal prompt returns immediately, allowing you to run additional commands while the original task continues
Linux Bash Syntax: Meaning of , \\, and - Server Fault is a way of expressing Logical AND, meaning the entire expression is True only if both sides of it are true In logic, it is said the the entire statement (P Q) is only true when both P and Q are true As a consequence of this, computers generally treat P Q as a short-circuit evaluation
What do . and . . mean when in a folder? - Ask Ubuntu Those are hardlinks to self ( ) and parent ( ) directories They are created when you create a directory They can never be deleted (without deleting directory pointed by them) If you create a directory:
What are the special dollar sign shell variables? - Stack Overflow Whether $0 does include a path or not depends on how you ran the script in the first place If you executed " mytry sh" that's what you will see in $0 If you entered "~ mytry sh" you will see the full path (because the shell will have expanded ~) If you did " mytry sh" you will see 'bash'
Basic Operators in Shell Scripting - GeeksforGeeks Logical AND ( ): This is a binary operator, which returns true if both the operands are true otherwise returns false Logical OR (||): This is a binary operator, which returns true if either of the operands is true or if both the operands are true It returns false only if both operands are false Not Equal to (!):