Manuel Heras

What is this?

Welcome to my home page. Here you can find some things that are of interest to me, and that might be of interest to others.

Here is the menu:

• METAR and SNOWTAM decoders

  METAR is an international standard code, used to report weather conditions. It is widely used in air navigation, to indicate current weather conditions to pilots and air traffic controllers. SNOWTAM is used to report snow conditions.

  • METAR Decoder
  • METAR Retriever
  • SNOWTAM Decoder



• TinyScheme Extensions (TSX)

  TSX is a set of extensions to the TinyScheme implementation of the Scheme programming language. It provides sockets, filesystem, date/time, and other functions that might be useful for TinyScheme users.




• Smullyan's logical machines

  Simulators of logical machines described in Raymond Smullyan's The lady or the tiger? and other logical puzzles. I learned a lot reading this wonderful book, and I wrote these simple simulators as a tribute to it.