The date class
in Java.util
www.linuxaid.com.cn 01-09-20 23:03 496p everywhere
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in JSP, we often have to deal with the date and time information, when you can
Today, a test bug was submitted by a tester during a system integration test because the time of submitting business data was biased against the actual time (Beijing time), resulting in statistical anomalies. Since our integration test is a test
Linux ntp time server configuration tutorial, ntp server configuration
Network Time Protocol (NTP) is also a new test requirement for RHCE. During study, I also reviewed how to set the Linux Time. Now I will share it with you.
It is not difficult
1. Adjust database server timeBecause the app shook a shake activity found out of date 15 minutes, but also can continue to shake, the problem is that the database server time than the application server time is quite 18 minutes, and the app is the
Local Test Cases:
# there can be no spaces on either side of the equal sign, before the error has been out here
yesterday= ' date-d last-day +%y-%m-%d '
echo $yesterday
curday= ' Date +%y-%m-%d '
echo $curday
echo "Now time: ' Date ' +%y%m%d%T '"
Network time Protocol (NTP) is also a new exam requirement for RHCE. Study time also by the way to review how to set up Linux time, now take out and share with youSetting up an NTP server is not difficult, but NTP itself is a very complex protocol.
Display time is a commonly used command. It is often used to display date-related file names or times in shell scripts. The date command is used in both Linux and Windows.
Date command usage in Linux
Date [Option]… [+ Format]
Date [-u | -- UTC | -
Date functionDate functions manipulate Date values (fields of date type), timestamp values (TIMESTAMP, TIMESTAMP with time ZONE, and TIMESTAMP with the fields of the local time ZONE type), and interval values (INTERVAL day to SECOND and INTERVAL
The use of the date command1. Used to display a special time format that can be used to name the log file2. Used to set the time, but this is relatively small, because the general server is set to have automatic synchronization network
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