time

Unix time to Date

d := time.Unix(1348102780, 0).Format(time.UnixDate)

GoPlay

unicode/utf8

RuneCount

rc := utf8.RuneCount([]byte("dsjkdshdjsdh..Ü..js"))

GoPlay

encoding/base64

Encode

value = base64.StdEncoding.EncodeToString([]byte("Hello World"))

Decode

hw, err := base64.StdEncoding.DecodeString(value)

GoPlay