[ Thanks to An Anonymous Reader for
this link. ]
“Signals are software interrupts that send information about an
occurrence of an asynchronous event to an executing program, or
process. Signals are generated for a variety of reasons such as
timer expiration. Most hardware traps–illegal instructions, access
to invalid addresses, and so on–are converted to signals.“Signals can be generated by the process itself, or they can be
sent from one process to another. A variety of signals can be
generated or delivered, and they have many uses for
programmers…”
Web Webster has more than 20 years of writing and editorial experience in the tech sector. He’s written and edited news, demand generation, user-focused, and thought leadership content for business software solutions, consumer tech, and Linux Today, he edits and writes for a portfolio of tech industry news and analysis websites including webopedia.com, and DatabaseJournal.com.
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