date 5 weeks ago

20.1 Shell Script IntroductionShell is a scripting language• Logic Judgments, loops, and other syntax can be used• Functions can be customizedShell is a collection of system commandsshell scripts enable automated operations, which can greatly

On the Sina Weibo homepage, you can see that the time displayed after each microblog is not in the standard year-month-day format, but the time difference after conversion, for example: posted 5 minutes ago and 2 hours ago, it looks more intuitive

Date of the Linux command I used-Display, modify system date TimeThis article link: http://codingstandards.iteye.com/blog/1157513 (reproduced please specify the source)Description of UseThe ATE command can be used to display and modify the system

Description of UseThe ATE command can be used to display and modify the system datetime, noting that it is not a time command.Common parametersFormat: DateDisplays the current date time.Format: Date mmddhhmmFormat: Date mmddhhmmyyyyFormat: Date

1. calculate the maximum number of days of calendar month. getinstance (); time. clear (); time. set (calendar. year, year); // year is inttime. set (calendar. month, I-1); // note that the default January Calendar Object is 0 int day = time.

From: Java translation station Links: http://it.deepinmind.com/java/2015/03/17/20-examples-of-date-and-time-api-from-Java8.html In addition to lambda expressions, stream, and a few minor improvements, Java 8 introduces a new set of

It is convenient to use timestamp to record datetime, but sometimes it is not necessary to display the milliseconds after the decimal point, so you need to redefine the format when converting to string. timestamp converted to string:

In the Linux environment, whether it is programming or other maintenance, time is essential, but also often use the operation of time, skilled use of the date command to express the time they want to express, can certainly give their work to bring

Preface [Oracle] Date processing This article is for the "get the date of the Week" section of the above article unfolds. Calculation criteria Oracle supports two standards of time, one is Oracle's own standard, the other is ISO standard 1. Oralce

Common parametersFormat: DateDisplays the current date time.Format: Date mmddhhmm # In short, it's the day of the month.Format: Date mmddhhmmyyyyFormat: Date MMDDHHMM.SSFormat: Date MMDDHHMMYYYY.SSSet the current date time, only the root user can