DOS batch files

Text editor

Use ZXKM to move the cursor, E to enter an alphanumeric character (0-9a0zA-Z only), S(s) to save the file to disk (take a copy if you wish to keep it) and L(l) to load it.

  • TextEditor
  • Mastermind

    Guess the 3 digit number. Download the .bat file and open it at a command prompt.

  • Mastermind
  • Cyber Attack

    A JSON decoder for DOS, using the NHS Cyber Attack APIs

  • Cyber Attack
  • NHS Cyber
  • NHS Cyber API
  • rv events

  • Archive

    Qubit Wars

    A qubit is a bit where the state is between 0 and 1. The usual logic gates can be applied, with a resulting qubit.

  • Qubit Wars
  • StockTaker

  • StockTaker
  • Blocks

  • Blocks
  • Turing Sort

  • Turing Sort
  • rv events

    Testing JavaScript events for a digital TV browser.

  • rv events

  • Links

  • UK public sector APIs