Which Python to Install on Ubuntu Server
Ubuntu's own tools run on /usr/bin/python3, so never replace it. Run a newer Python beside it with uv, the deadsnakes PPA or Docker. Here is which to pick.
#linux-server
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Mount options that harden /tmp and /home
What nosuid, nodev and noexec really stop on a Linux VPS, the fstab and bind mount entries for /tmp, /var/tmp, /dev/shm and /home, and what breaks.