Merge pdfs from Bash

sudo apt install pdftk pdftk file1.pdf file2.pdf cat output mergedfile.pdf

    Setup Samba from Bash

    Make your folder mkdir ~/happy chmod 0700 ~/happy Set up samba sudo apt install samba sudo nano /etc/samba/smb.

    Shrink a PDF from the command line

    gs -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS=/ebook \ -dNOPAUSE -dQUIET -dBATCH -sOutputFile=output.pdf input.pdf

    Simple Netplan Config

    Example update enp0s3 to match your ethernet interface update ip4 address to match an available address sudo cp /etc/netplan/01-network-manager-all.

    Tailscale Details

    from here about exit nodes and subnets IP Forwarding echo 'net.

      Using Github with two accounts

      Instructions Create a new, separate key for each github account