patch 8.2.3023: Vim9: arguments for execute() not checked at compile time Commit: https://github.com/vim/vim/commit/ca81f0e834640cf3465b3b742e60c12e8a0956f2 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jun 20 14:41:01 2021 +0200 patch 8.2.3023: Vim9: arguments for execute() not checked at compile time Problem: Vim9: arguments for execute() not checked at compile time. Solution: Add a function to check the argument types.

#!/bin/bash
set -e

apt-get install -y xvfb

cat <<EOT >/etc/systemd/system/xvfb.service
[Unit]
Description=X Virtual Frame Buffer Service
After=network.target
[Service]
ExecStart=/usr/bin/Xvfb :99 -screen 0 1024x768x24
[Install]
WantedBy=multi-user.target
EOT

systemctl enable xvfb.service
systemctl start xvfb.service