L-3.9: What is Binary Semaphore | Easiest Explanation | Operating system
12:23
YouTubeGate Smashers
L-3.9: What is Binary Semaphore | Easiest Explanation | Operating system
A binary semaphore is restricted to values of zero or one, while a counting semaphore can assume any nonnegative integer value. A binary semaphore can be used to control access to a single resource. In particular, it can be used to enforce mutual exclusion for a critical section in user code. In this video, Varun sir will discuss about Binary ...
713.7K viewsMar 1, 2018
Railway Semaphore Signal History
Stop!!! The iconic beauty of the semaphore railway signal. Becoming very rare on the main rail network, but still found working on heritage rail lines. Also, no model railway is complete without them!!#uktrainspotting #trains #diesellocomotive #britishrailways #railway #railways #trainspotting #railroad #modelrailway | Adrian Watson
0:11
Stop!!! The iconic beauty of the semaphore railway signal. Becoming very rare on the main rail network, but still found working on heritage rail lines. Also, no model railway is complete without them!!#uktrainspotting #trains #diesellocomotive #britishrailways #railway #railways #trainspotting #railroad #modelrailway | Adrian Watson
FacebookAdrian Watson
73.7K viewsJul 13, 2024
How Did Semaphore Systems Transmit Messages? - Inside Museum Walls
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How Did Semaphore Systems Transmit Messages? - Inside Museum Walls
YouTubeInsideMuseumWalls
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British Rail Signalling Pt1
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British Rail Signalling Pt1
YouTubeMerlin Island & Crab Cove
25.8K viewsJan 21, 2017
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Signal change Green to Red🚦 #railway #station #SIGNAL #change #green #red #bdrailway #railroad #trendingreelsvideo #bhairav | Train Premi Shaon
Signal change Green to Red🚦 #railway #station #SIGNAL #change #green #red #bdrailway #railroad #trendingreelsvideo #bhairav | Train Premi Shaon
FacebookTrain Premi Shaon
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Before radio, visual line of sight signalling with signal lamps, flags, and these physical semaphore devices were used. The concept of signaling for long distance communication is ancient and used extensively during earlier conflicts like the Napoleonic era. A version of semaphore devices survived in modern time in the form of railway signals. #WW1 #WWI #ww1history #logistics #capcut | This Day In WWI
Before radio, visual line of sight signalling with signal lamps, flags, and these physical semaphore devices were used. The concept of signaling for long distance communication is ancient and used extensively during earlier conflicts like the Napoleonic era. A version of semaphore devices survived in modern time in the form of railway signals. #WW1 #WWI #ww1history #logistics #capcut | This Day In WWI
FacebookThis Day In WWI
4.1K views3 weeks ago
3.4K views · 51 reactions | Railway Safety Commissioner Gives Green Signal To Train Ops On 17 Km Katra-Reasi Track | Daily Excelsior | Facebook
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3.4K views · 51 reactions | Railway Safety Commissioner Gives Green Signal To Train Ops On 17 Km Katra-Reasi Track | Daily Excelsior | Facebook
FacebookDaily Excelsior
1.6K views2 months ago