Golang ?????? ulimit -n ??
Q: Golang ?????? ulimit -n? ???? ????? ?? ??? ????? ?????????
A:
To Golang ?????? ulimit -n? ????? ?? ??? ??? ? ????.
<code class="go">package main import ( "fmt" "syscall" ) func main() { var rLimit syscall.Rlimit err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, &rLimit) if err != nil { fmt.Println("Error Getting Rlimit ", err) } fmt.Println(rLimit) rLimit.Max = 999999 rLimit.Cur = 999999 err = syscall.Setrlimit(syscall.RLIMIT_NOFILE, &rLimit) if err != nil { fmt.Println("Error Setting Rlimit ", err) } err = syscall.Getrlimit(syscall.RLIMIT_NOFILE, &rLimit) if err != nil { fmt.Println("Error Getting Rlimit ", err) } fmt.Println("Rlimit Final", rLimit) }</code>
??: ?? ??? ? "??? ??" ??? ??? ? ????. ?? ???? ????? ???? ?? ?????.
$ uname -a Linux peterSO 3.8.0-26-generic #38-Ubuntu SMP Mon Jun 17 21:46:08 UTC 2013 i686 i686 i686 GNU/Linux $ go version go version devel +ba52f6399462 Thu Jul 25 09:56:06 2013 -0400 linux/386 $ ulimit -Sn 1024 $ ulimit -Hn 4096 $ go build rlimit.go $ ./rlimit {1024 4096} Error Setting Rlimit operation not permitted Rlimit Final {1024 4096} $ sudo ./rlimit [sudo] password for peterSO: {1024 4096} Rlimit Final {999999 999999} $
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tointegrategolangservices? ?? intectapisorgrpcforinter-servicecommunication, userestapis (viaframworks likeginingoandflaskinpython) orgrppc (viframsks with protoco)? ?????

golangofferssuperiorperperperperferforperformance, nativeconcurrencyviagoroutines ? lefficientresourceusage, makingitidealforhigh-traffic, 2.python, whileslowerduetointerpretationandghilegil, arrethecoSystem, andisbettersuitedfori/o-ko

Golang? ?? ??? ??? ????? ??? ?? ???? ??? ? ??? ? ?? ????. ?? ??? ???, ?? ?? ? ??? ?? ?????? ????? API ??, ???? ???, ?? ???, ?????? ?? ? CLI ??? ?? ??? ?? ????? ???? ? ?????. Golang? ? ??? ??? ?? ??? ???? Gopherjs? ?? JavaScript? ?????? Tinygo? ?? WebAssembly?? ????? ??? ?? ??? ???? ?? ??? ???? HTML ???? ?? ? ? ????. ??? ???? ??? ?? ??? ??? ??JavaScript/TypeScript ? ???? ???????. ??? Golang? ??? ???? ???? ?? ?? ??? ? ?????.

toCompletelyUnnstallgolang, FirsterminehowitwasInstalled (Packagemanager, Binary, Source ?), thenRemoveGobinariesandDirectories, CleanupEnvironmentVariable ? ? DeleterelatedToolsOndCaches.BeginCeckingStallationMethod

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GO? ???? ?? ??? ??? ???? ?? ??? ???? ??? ???? ????. 1. ?? ???? ?? ???? ??????? ?? ? ???? ??????. Windows? .msi ??? ???? MacOS? .pkg ??? ???? Linux? .tar.gz ??? ???? /usr /local ????? ??? ????. 2. Linux/MacOS?? ?? ??, ?? ~/.bashrc ?? ~/.zshrc? ???? ??? Gopath? ???? Windows Set ??? ??? ???? ?????. 3. ?? ??? ???? ??? ???? ??? ???? Hello.Go? ???? ?? ? ??? ???? ??????. ???? ???? ?? ?? ? ??

"GO : CommandNotFound"? ????? ?? ??? ??? ???? ?? ?????. 1. GO? ???? ?????? ???? ??? ???? ?? Whetho? ??????. 2. ???? GO? ? ???? (? :/usr/local/go/bin)? ?? ?? ??? ?????. 3. ?? ?? ?? ?? (? : .bashrc ?? .zshrc)? ???? ??? ???? ??? ??????. 4. ?? ?? ??? ??? ?? ????? Goroot ? Gopath? ?????. ?? ??? ?? ? ? ??? ???? ?? ??? ??????.

Golang? ????? ? ???? ?? ? ? Python?? CPU? ???? ? ?????. 1. Golang? Goroutine ??? ????? ????? ?? ?? ?? ??? ??? CPU ???? ????. 2. GO? ?? ??? ????? ??? ?? ?? ??? ???? ??? ??? ???? ????. 3. Python? GIL ? ?? ?? ?????? ?? ?? ?????? ? ? CPU ? ??? ?? ??? ????. 4. Python? ?? ???? ?? ???? ????? ??? ?? ??? ?? ????? ??? ?? ??? ?????.
