Questions about: bash - страница 3

I do not think that correct answer can be given without “technical jargon”. Since this question is the first one popping up in Google for the query “what is a login shell” I am providing a more correct answer below: Login shell is simply a shell that
It depends on whether you are using vi(set -o vi) or emacs(set -o emacs) editing mode within your shell. By default, your shell generally defaults to emacs editing mode. In emacs mode, deleting to the end of the line can be accomplished by using the
TL;DR: NO The first command is sudo some-command The second command is some-other-command The command sudo takes the following command and executes it with elevated privileges. The &&, however, doesn't belong to a command and is interpreted b
Try putting this into your . bashrc: shopt -s histappend # append to history, don't overwrite it export PROMPT_COMMAND="history -a; history -c; history -r; $PROMPT_COMMAND" Credit here: https://stackoverflow. com/questions/103944/real-time-history-ex
The #! line is used before the script is run, then ignored when the script runs. You're asking what the difference is between a shebang line and an ordinary comment. A line starting with #! is just as much a comment as any other line that starts with
!! has nothing to do with apt-get. It is a shell keyword that will be expanded to the previous command. This expansion is done by shell before the current command is interpreted
Chelidze,av is actually a & v, a is the option for archive which basically means everything. v is the option for verbose which means that it will tell you each step as its doing it (ie. copying file
The difference is what permissions get set and which mode you use to set them. With chmod +x you set the executable bit for all - the owner, the owner group, and the other users. This is known as symbolic mode
I really read several times help for move command and did it once again for you right now, but no mirracle happened! Following the instructions and syntax examples I still get the "The syntax of the command is incorrect. " error message. Please, can
I've written the following script to set some environment variables when needed. #!/bin/sh export BASE=/home/develop/trees echo $BASE export PATH=$PATH:$BASE echo $PATH Below the command and the results I can see on my terminal: the script runs, but