The whole earth is divided into twenty-four time zones, each of which has its own local time. For international radio communication, a unified time is used for the sake of unification, called Universal coordination Time (UTC, Universal Time
/*** Take the GMT *@return */ Public StaticString Getbeijingtime () {returnGetformateddatestring (8); } /*** Take Bangalore time *@return */ Public StaticString Getbangaloretime () {returnGetformateddatestring (5.5f); }
UTC time & local time (1)
The whole earth is divided into twenty-four time zones, each of which has its own local time. For international radio communication, a unified time is used for the sake of unification, called Universal coordination Time
# backgroundIn the Access group A platform, found to record an interface to the test environment playback, found that the interface in the same parameter, a start_day a end_day, but the playback of the time will call the database query, it is very
Each region has its own local time, and the time conversion problem on the Internet and radio communication is particularly prominent. Record here for memo.
The whole earth is divided into twenty-four time zones, each of which has its own local
GMT is utc/gmt time, January 01, 1970 00:00 00 seconds (that is, utc+8 Beijing time January 01, 1970 08:00 00 seconds)The calculation code is as follows:
1 /**2 * Gets the number of seconds from the specified time to GMT3 * UTC: GMT January 01,
Beijing isGetzonetime(8), New York isGetzonetime(-5), Bangalore isGetzonetime(5.5). The offset value is the time zone difference in this time zone relative to Greenwich time zonefunctionGetzonetime (offset) {//take local time varLocalTime
Today, using virtual machines to do experiments, ntpdate countless times, time or wrong. Finally found is the time zone setting is New YORK!!!Just record the way to modify the time zone.1. View your system time zoneMethod 1:[Email protected] ~]#
Spark job in hive storage when there is a very strange phenomenon, according to Report_time time conversion to the hour partition, time is not up, and only part of the time is not on, the difference of 12 hours.Because the problem does not occur
Problem: Different countries, the use of different time zones, and server code in the country, across time zone date, based on the date query, no data queryThe 1.mongodb stored new date () is the UTC time, which is the time of the 0 time zone, world
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