You can easily check if a key exists in a go map by using the ok result: value, ok := myMap[key] Or in an one line check: if val, ok := myMap[key]; ok { // do something }    

If you work with weeknummers, you can find the weeknumber of a date with the Golang function time.ISOWeek. However you wish to get the first date of a week, there is no such function in Google Go. So let's write it our selfs: func FirstDayOfISOWeek(year int, week int, timezone *time.Location) time.Time { date := time.Date(year, 0, […]

Creating a directory from Google Go is simple with the "os" package. See the example below. Golang create directory example path := "/folder/to/create" err := os.MkdirAll(path,0711) if err != nil { log.Println("Error creating directory") log.Println(err) return }

Deleting a file from Google Go (Golang) is simple with the "os" package. See the example below. Golang delete file example path := "/path/to/file/to/delete" err := os.Remove(path) if err != nil { fmt.Println(err) return }