To add time in seconds to any valid calender date in the form yyyy/mm/dd. Useful in data processing in seismology fields.-To add time in seconds to any valid calender date in the form yyyy/mm/dd. Useful in data processing in seismology fields.

Class to generate i Calender object (.ics) per R F C 5545 Source Code for Linux.

基于curses图形库的Linux系统下的简易日历。(Simple calendar based on curses graphics library.)