package signal import ( "math/rand" ) // RandSeq generates a random string to serve as dummy data // // It returns a deterministic sequence of values each time a program is run. // Use rand.Seed() function in your real applications. func RandSeq(n int) string { letters := []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ") b := make([]rune, n) for i := range b { b[i] = letters[rand.Intn(len(letters))] } return string(b) }