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A semaphore counter

semaphore-counter · compsci · SVG, currentColor

Stacked signal lights representing a counting semaphore, the computer-science synchronization tool that tracks how many threads may access a shared resource at once. It borrows its name and light-signal look from railway semaphores. Fits software engineering and concurrency content.

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semaphore countersemaphoreconcurrencycomputer sciencecounting semaphorethreadssynchronizationprogrammingthread counterconcurrency semaphoreresource counter

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