Here we will see how to execute a shell command in Go. There are multiple ways to execute a shell command. The simple one is like this: 1package main 2 3import ( 4 "os/exec" 5) 6 7func main() { 8 cmd := exec.Command("ls", "-l") 9 cmd.Run() 10} While the above example is good to just execute the …

I have a web application written in Golang. While running the application, during the very first request received, the application stops with this error: 1fatal error: sync: RUnlock of unlocked RWMutex The full error is something like this: 1fatal error: sync: RUnlock of unlocked RWMutex 2 3goroutine 10 [running]: …