October 2018
Intermediate to advanced
420 pages
10h 26m
English
Content preview from Hands-On Reactive Programming with Python
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Event-driven programming
What is the common connection between state machines, Petri net, Kahn Process Networks (KPN), the observer design pattern, callbacks, pipes, publish/subscribe, futures, promises and streams? Event-driven programming!
By definition, any program has to deal with external events through inputs/outputs (I/O). I/O and event management are the foundations of any computer system: reading or writing from storage, handling touch events, drawing on a screen, sending or receiving information on a network link, and so on. Nothing useful can be done without interacting with I/O, and I/O are almost always managed through events. However, 50 years after the creation of the first microprocessor, event-driven programming is still ...
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