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Series
In this series, I will write about concurrency features in Go.
One of the things that drive me to learn Go is concurrency. Go is famous for this feature. Go concurrency is based on Communicating Sequential Processes (CSP), which was first described by Tony Hoare back in 1978. Yes, he is the one who invented the ...
So the first problem in this series is a straightforward one. You are given a crawler that requests pages. But this crawler is very aggressive. Now, you do not want to burden the webserver too much. So you need to limit the crawler to at most one pa...
In the producer-consumer problem, a producer repeatedly generates data and writes it into a buffer. The consumer repeatedly reads the data in the buffer, removing it from the buffer and using the data in some way. In this particular problem, the prod...
In this problem, you are given code that caches key-value pairs into the main memory from a database. The code contains a race condition. You need to change the code to fix this bug. The code you are given boils down to the Get function that handles ...
In this problem, you are given a video processing service with a freemium tier. Everyone will be given 10 seconds of free processing time. If you are not a paying user, the service will kill your process after 10 seconds. There are two variations for...
In this problem, you are given a video processing service with a freemium tier. Everyone will be given 10 seconds of free processing time. If you are not a paying user, the service will kill your process after 10 seconds. There are two variations for...
