Nowadays, more and more work needs to use the time zone concepts around the world. Recently, I have seen abbreviations such as DST, EDT, PDT, wet, and CCT in my documents, which makes me dizzy. So I made a memo on the Internet:
The time zone
Http://www.linuxidc.com/Linux/2010-09/28537.htmThe exchange of date and timestamp under Linux1. Date to timestamp:$ Date-d ' 2009-12-01 23:20 ' +%s 12596808002. Timestamp to date$ Date-d ' 1970-01-01 1259680800 sec UTC ' Tue Dec 1 23:20:00 CST 20093.
Date Modified:The order of 5 months ' time is set as follows:#date-S 05/18/2016Modification Time:The command to set the system time to ten minutes in the morning is as follows. #date-S 10:10:40To modify the time zone:Locate the appropriate time
Time zone resolution and how to adjust the time zone in Linux preface today we found that the system time of Centos6.0-64bit in Vmware is several hours different from that of the host machine. after adjusting the system time, restart and restore the
Time zone resolution and how to adjust the time zone in Linux preface today we found that the Centos 6.0-64bit system time in Vmware differs from the host time for several hours, after adjusting the system time, restart and restore the system. So I
Sysdate[Function]: returns the current date. [Parameter]: No parameter, no brackets [Return]: Date [Example] select sysdate hz from dual; return:
Add_months (d1, n1)[Function]: return the new date after the date d1 plus the n1 month. [Parameter]: d1,
Sysdate [function]: returns the current date. [Parameter]: No parameter, no brackets [Return]: Date [Example] select sysdate hz from dual; return:
Last_day (d1) [function]: return the date of the last day of the month where the date d1 is located. [
---------------------------------------------Date/Time function-------------------------------------------------1:sysdateThe current date used to get the systemSELECT sysdate from DUAL;--2:add_monthsAdd or subtract a monthSELECT To_char (add_months (
The following example shows how to interpret date and time patterns in the U.S. language environment. The given date and time is 2001-07-04 12:08:56 for the Pacific Time zone in the United States.Date and Time pattern results"YYYY. Mm.dd G ' at ' HH:
PHP, a nested abbreviated name, is an abbreviation for the English Hypertext Preprocessing language (Php:hypertext preprocessor). PHP is an HTML embedded language, PHP and Microsoft's ASP somewhat similar, is a server-side embedded HTML document
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.