zsh is in /usr/bin, but also in /bin, what is the difference?
The /etc/shells says it has zsh installed in /bin/zsh, but also in /usr/bin/zsh.
Unix & Linux
Is it possible to send a HEREDOC over ssh to a remote host from inside a script running locally?
I essentially want to run a script on machine A which will SSH into machine B, execute commands on B, and return the output to machine A.
How to copy SELinux context from one directory and apply it to another directory?
How can I copy SELinux context from one directory and apply it to another?
Resetting password of another Linux
I have an external hdd partitioned into two. One of the partitions has Linux (Ubuntu) installed on it (bootable). The thing is I have forgotten the password of it’s user (single user).
How to split stdout to go to several output files?
Say, I have a command command which prints huge number of lines to stdout:
How can I cd into a directory as root?
Let’s say there’s a directory that I don’t have the privileges to access. Obviously sudo cd foo won’t work, because cd is a shell builtin in every shell ever.
Configuring the default timeout for the SSH agent
I use ssh-add to add my SSH keys to the SSH agent. By default, it adds them indefinitely. There’s a command-line option to specify a timeout, but is there a configuration file option which will specify the default timeout?
Is it possible to name a part of a command to reuse it in the same command later on?
If I want to move a file called longfile from /longpath/ to /longpath/morepath/ can I do something like
Can I make a public directory under a private directory?
I have a personal folder /a/b on the server with permission 700. I don’t want others to list the contents in /a/b. The owner of /a is root.
82MB of “reserved memory” on 512MB (x86) system
I reinstalled a fresh debian 10 on an old x86 system with 512MB RAM (everything works ok).
Available memory is 431MB. (No graphic card plugged right now)