Tag: synchronization
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Post Views: 66 In the previous Go concurrency review, I focused on the many drawbacks of ‘global variable lock synchronization’ through factorial cases, especially the core question of ‘there are still hidden dangers when adding locks and hibernation’ Question – Manually set the sleep time to accurately match the rhythm of the execution of the protocol. If the resource is…
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Post Views: 94 In Go language concurrent programming, goroutine is the core of efficient concurrency, but the communication and synchronization between multiple goroutines is often a place for beginners to easily step on pits. This article will take ‘calculate the factorials of 1-200 and store them into Map’ as a case, and combine the problems encountered in the learning process,…
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Post Views: 16 1. The current scenario is as follows. In one table, there is a field of payment method. Now if it is necessary, the payment method will be summarized into another table regularly. In order to prevent the records before the query is repeated every time the timing is executed, it is necessary to record a last execution…