julian date to utc

Astronomy has a type of consecutive days of Confucianism (JD), which begins with the GMT noon of January 1, 4713 BC on 0th. There is also a simplified Confucianism Day (MJD): MJD = JD-2400000.5 MJD's 0th day started from GMT on November 17, 1858 AD.

Java processing Date Time common methods: 1. Java.util.Calendar The Calendar class is an abstract class that provides methods for a specific moment to transform between a set of calendar fields such as year, MONTH, Day_of_month, HOUR, and for

Header (' content-type:text/html;charset=utf-8; ');#总结php操作时间的函数#1. Cal_days_in_month (calendar,month,year): function returns the number of days in one months for a specified year and calendar#calendar: The calendar to be used, month: Specified

13th. Time and Date 13.1 understanding time and date 13.1.1 time measurement1, Greenwich Mean time GMTThe midday of Greenwich Mean Time is when the sun reaches the highest point in the sky. It is now not used as a standard time.2. World Time UTThe

Datedate represents a specific moment, accurate to milliseconds. Before JDK1.1, date has two other functions. It allows you to interpret dates as year, month, day, hour, minute, and second values. It also allows formatting and parsing of date

Reprinted Please note: http://www.cnblogs.com/naiking/archive/2011/03/24/1994100.html # Translation: http://verysimple.com/2008/09/09/working-with-dates-in-flex-air-and-sqlite/ I admit that I am poor at English   Paul Roberts from the air team wrote

In the daily development, most novice is very puzzled, so many PHP built-in function how to remember, in fact, you just know that there is this thing is OK, use more time you naturally remember, the following collection of PHP development when the

Timestamp class Date class TimeZone class First, learn about a structure of time and a function to get time.#include struct timeval { __time_t tv_sec; /* Seconds. */ __suseconds_t tv_usec; /* Microseconds. */ Tv_sec

Because SQLite is a weak reference, use a field to force it to date before using DateTime. Or the most primitive strftime. SELECT distinct ID from testtable where datetime (availdate) between datetime (' 2015-01-12 04:00 ') and datetime (' 2015-01-13

The Python time and date operations need to use the datetime and Timing standard library modules.One, Time module1.time module represents the way of time① time Stamp② formatted time string③ in the form of an array (struct_time), a total of nine