* @param sign Whether or not to add a sign also for positive numbers.
*
* @return The formated value.
*/
QString format_time(
double t, int prefix = -1, TimeUnit unit = Time, unsigned precision = 0,
* @param sign Whether or not to add a sign also for positive numbers.
*
* @return The formated value.
*/
QString format_time(
double t, int prefix = -1, TimeUnit unit = Time, unsigned precision = 0,