====== sudo without password ======
Enable /etc/sudoers file for editing
<code bash>
chmod 640 /etc/sudoers
</code>

To enable edit /etc/sudoers as:
<code diff>
26c26
< %sudo ALL=(ALL:ALL) NOPASSWD: ALL
---
> %sudo ALL=(ALL:ALL) ALL
</code>


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Keyword: visudo