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sethops1.net | ||
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rakyll.org
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blog.nuculabs.de
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| | | | | Hi ?? In this article I want to highlight a simple pattern for sorting a slice in Go on multiple keys. Given the following structure, let's say we want to sort it in ascending order after Version, Generation and Time. 1 2 3 4 5 type TheStruct struct { Generation int Time int Version int } The way we sort slices in Go is by using the sort interface or one of the sort.Slice functions. To sort the slice after the above criteria we'll call slice.Sort with the following function. | |
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hjr265.me
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| | | | | Go provides sync.Mutex as its implementation of a mutual exclusion lock. However, it is not the only synchronization construct that is a part of the standard library. This blog post will look at four synchronization constructs that we can use instead of a sync.Mutex. Counter You may often see code using a sync.Mutex to synchronize access to a counter variable from multiple goroutines. Like this: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 var ( n int m sync. | |
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serokell.io
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| | | Phoenix is the main web framework in the Elixir ecosystem. Learn how it works and what's special about it. | ||
