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Questions tagged [polling]

Polling, or polled operation, in computer science, refers to actively sampling the status of an external device by a client program as a synchronous activity. Polling is most often used in terms of input/output (I/O), and is also referred to as polled I/O or software-driven I/O. From [Wikipedia on Polling](https://en.wikipedia.org/wiki/Polling_%28computer_science%29)

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I apologize in advance for the lack of knowledge. Please feel free to edit this question to use the appropriate terminology if it is not correct. I recently wrote a .NET core application that is ...
javery's user avatar
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I am working on a simple client server program in C in which multiple clients will be connected to a single server. Clients will submit operations/actions to the server and the server will process ...
nick2225's user avatar
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I'm designing a file sending system from a server to many remote clients, around 5000; each file has only one recipient client. Files rarely exceed 10MB. The server is published on the internet, the ...
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I'm building an HTTP server in C using epoll and pthread. The idea is to have an event loop in the main thread monitoring file descriptor and a thread pool to handle computationally-expensive ...
Richard H. Nguyen's user avatar
2 votes
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I was reading this article, and the author uses HTTP long polling to design a chat application. I was wondering how does this compare with a dedicated Message Broker services like Apache Kafka, or ...
Ufder's user avatar
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In our team we are currently discussing which technology makes more sense for an upcoming feature - HTTP polling vs WebSocket. To give some context: We are developing a TV streaming application (...
david.mihola's user avatar
1 vote
1 answer
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I have a .NET Core application that is hosted as multiple load balanced instances (separate servers, obviously pointing to the same database). I have written a service within the application that ...
Jessica's user avatar
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1 vote
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I currently have multiple clients who need to be informed when a customer creates a new order. Each customer is registered to an individual client and customers create orders on my website (each order ...
pinman's user avatar
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-5 votes
1 answer
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I have an existing .net server infrastructure that resides in a company's intranet. Now for a new feature I'd like normal users (employees) to receive notifications on their machines when specific ...
Thypari's user avatar
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1 vote
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I created a forum where I want to display notifications and messages as soon the user gets them. I don't want them to need to refresh to page to see if any notification/message been sent, but I also ...
Giuseppe The Dreamer's user avatar
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2 answers
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When evaluating whether to use webhooks or polling for an architectural decision I've been reading some articles. Most highlight the obvious drawbacks with using polling such as: wasted resources (...
Sergey Evstifeev's user avatar
8 votes
4 answers
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Assume we have a desktop application (probably WinForms) that acts as a client to some API for an app with a messaging function. This API has endpoints that return a JSON of messages, and who sent ...
Al2110's user avatar
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0 votes
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So I have some naive implementation for the following problem: We have a list of objects with action methods that have to be trigger at some value of interest. This value is polled (or is streamed) ...
user59271's user avatar
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3 votes
0 answers
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Example BACnet network: Some help is needed to solve a problem around architecting an efficient method of polling BACnet devices across multiple networks (i.e. MS/TP networks) where client software at ...
Tyler B. Long's user avatar
1 vote
1 answer
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I am making a watchlist type application that will get all items being watched and then poll an api every ten minutes or so to check on its status. I am trying to design the database portion of this ...
Simon Nicholls's user avatar

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