Halt and Catch Fire season 3: Kerry Bishe, Cameron Howe tease time jump Halt and Catch Fire: Kerry Bishe and Mackenzie Davis test tech knowledge Halt and Catch Fire: Matthew Lillard joins season 3 ...

A fictitious name for an assembly language instruction that causes the computer to stop. Dating as far back as the 1960s, the HCF moniker has been jokingly assigned to undocumented instructions ...