|
- bash - What does lt; lt; lt; mean? - Unix Linux Stack Exchange
Take a look at the Bash man page This notation is part of what's called a here documents here strings It allows you the ability to generate multi-line data input as one continuous string The variation you're asking about is called a here string excerpt from Bash man page Here Strings A variant of here documents, the format is: <<<word The word is expanded and supplied to the command on
- bash - What does 2 gt; 1 mean? - Stack Overflow
To combine stderr and stdout into the stdout stream, we append this to a command: 2 gt; amp;1 For example, the following command shows the first few errors from compiling main cpp: g++ main cpp 2
- Run a script on login using ~ . bash_login - Ask Ubuntu
The Bash manual is a bit confusing in this area, but Bash does not eXecute bash_login like a shell script It does read the file and then executes the commands within it (You can do something similar by running source ~ bash_login)
- bash - Confusing use of and - Unix Linux Stack Exchange
bash shell scripting control-flow Improve this question edited Nov 16, 2011 at 22:16 Gilles 'SO- stop being evil'
- bash - Shell equality operators (=, ==, -eq) - Stack Overflow
If not quoted, it is a pattern match! (From the Bash man page: "Any part of the pattern may be quoted to force it to be matched as a string ") Here in Bash, the two statements yielding "yes" are pattern matching, other three are string equality:
- What is bash command in bash? - Ask Ubuntu
I just typed bash in Ubuntu's terminal and, it was like normal But after that, I had to type exit twice What is bash command in bash?
- What does the -e do in a bash shebang? - Unix Linux Stack Exchange
All the bash command line switches are documented in man bash -e Exit immediately if a pipeline (which may consist of a single simple command), a subshell command enclosed in parentheses, or one of the commands executed as part of a command list enclosed by braces (see SHELL GRAMMAR above) exits with a non-zero status The shell does not exit if the command that fails is part of the command
- bash - What is the purpose of in a shell command? - Stack Overflow
Furthermore, you also have || which is the logical or, and also ; which is just a separator which doesn't care what happend to the command before
|
|
|