A signal is a software interrupt that can be sent to a process which is currently executing in the Operating System. Most of the time the Operating system send signals to the processes automatically and sometimes the user can initiate a signal sending. A process can also send signals to each other by calling some …
Iām always on the lookout for those teachable moments. Inspiration struck me when my 5-year-old asked for help in keeping his little brother from sneaking into his room. I spotted the perfect time to teach him about inputs, outputs, and programming. Learning is easier when the lesson centers on solving a personal problem. I could …
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