About signal

Signals are standardized messages sent to a running program to trigger specific behavior, such as quitting or error handling. They are a limited form of inter-process communication (IPC), typically used in Unix, Unix-like, and other POSIX-compliant operating systems.

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signal

form of inter-process communication in computer systems

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About signal

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Facts from Wikidata (CC0).

Not who you're looking for? Others named signal: manifestation of information by variation of a physical phen · privacy-focused encrypted messaging app · 2009 novel by Cynthia DeFelice · song