Write a program, that when run in one language, prints "Hello, world!", but when run in another, does something malicious.
Side note: I don't care what kind of malicious thing it does, but make it do something malicious :P
Don't use shebangs: #!/usr/bin/env rm
Format like so:
# <Harmless la...
The 1883 eruption of Krakatoa in the Dutch East Indies (now Indonesia) began in the afternoon of August 26, 1883 (with origins as early as May of that year) and culminated with several destructive eruptions of the remaining caldera. On August 27, two thirds of Krakatoa collapsed in a chain of titanic explosions, destroying most of the island and its surrounding archipelago. Additional alleged seismic activity continued to be reported until February 1884, though reports of those after October 1883 were later dismissed by Rogier Verbeek's investigation. It was one of the deadliest and most destructive...
