Miscellany

Family

LGBTQ+ maths

TeX stuff

Tech stuff

  • Edit PDF page numbers: jpdftweak
  • Edit PDF tables of contents: HandyOutliner
  • PDF magic:
    • pdftk A=odd_pages.pdf B=even_pages.pdf shuffle A B output collated_pages.pdf
    • pdftk A=scan1.pdf B=scan2.pdf shuffle A Bend-1 output collated_pages.pdf
    • img2pdf 1.jpg 2.jpg --output combined.pdf
    • python3 pdf_contrast.py 2.3 -i in.pdf -o out.pdf
    • ocrmypdf [options] input.pdf output.pdf
  • Using Let’s Encrypt on GoDaddy-hosted websites:
    sudo certbot certonly --manual -d bforras.eu -d *.bforras.eu --preferred-challenges dns-01 --server https://acme-v02.api.letsencrypt.org/directory
  • Simple Signer: sign and certify pdfs on Ubuntu

Synonyms

Stuff