Below you will find pages that utilize the taxonomy term “shell”
Posts
How To Determine Your Public IP Address Programmatically From An Ansible Task
Short answer: use ipify
ipify provides a simple public address API.
Using the tool, you can determine your public IP address programmatically. If you are using the shell:
curl 'https://api.ipify.org' Using it in a shell script:
my_ip=$(curl 'https://api.ipify.org' -s) echo $my_ip Using the Ansible ipify module:
- hosts: localhost vars: tasks: - name: Get my public IP ipify_facts: timeout: 20 delegate_to: localhost register: public_ip - name: output debug: msg="{{ ipify_public_ip }}" Sample output of Ansible playbook execution:
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Becoming Productive In Bash Using The Keyboard Shortcuts
Moving around You can use the arrow keys on keyboard to move around in the command line. Bash also provides convenient keyboard shortcuts to navigate effectively. Try them out and see for yourself.
To become a Bash pro user you have to get yourself familiar with the keyboard shortcuts. Once you do, you’ll find yourself productive.
Shortcut Description CTRL+b move backward one character CTRL+f move forward one character ESC+b move one word backward ESC+f move one word forward CTRL+a move to beginning of line CTRL+e move to end of line CTRL+p move to previous line CTRL+n move to next line ESC+< move to first line of history list ESC+> move to last line of history list Moving around words using ESC+f and ESC+b are my favourites in this list.
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