date u

The date () function of PHP is described in detail 1, year-month-dayecho Date (' y-m-j ');2007-02-6echo Date (' y-n-j ');07-2-6Uppercase Y represents the year four digits, while lowercase y represents the two digits of the year;Lowercase m

*/ The code is as follows:Copy code Class upfile {// Upload file informationVar $ filename;// Save the nameVar $ savename;// Save pathVar $ savepath;// The file format is limited. If it is null, the format is not limited.Var $ format = "";//

For the same project or a Web page, although eventually every front-end development engineer can achieve the same effect, the code they write must be Different. Some elegant, look clear, the code is extensible, such code is conducive to teamwork and

Add Date_default_timezone_set (PRC) to the top page of the page; /* Transfer time to Beijing time, php5 default to Greenwich Mean Time */date () A: "AM" or "PM" A: "AM" or "PM" D: A few days, two digits, if not enough to fill 0; from "01" to "D: Day

1, describe the composition of the computer and its functions.The computer is composed of five parts: controller, arithmetic device, memory, input device and output device.1) Controller: The controller is the control center of the whole computer

1.Authconfig--passalgo=sha256--updateAuthconfig--test |grep hashing query current password encryption algorithmChange the encryption type to a harder-to-crack sha512 algorithm2.Lscpu Displaying CPU attribute details3.Cat4.CHVT #Switching

#!/bin/bashdate_today= ' date-d ' 1 day ago ' +%y%m%d ' #最近7天date_befor_7day = ' date-d ' 7 day ago ' +%y%m%d ' #上一个完整周 (Monday to Sunday) OFD ay= "' Date" +%u "'" "stepofday=" ' Expr $OFDAY + 6 ' "date_befor_weekday=" ' date-d '-' $STEPOFDAY ' Day '

Linux Basics (1)1. There are two types of users on Linux system: Administrator (Root) and normal user2. Terminal TerminalOn Linux systems The terminal can be broadly divided into the following:Physical Terminal:/dev/consoleVirtual Terminal:/dev/tty#

First, Basic view command1. View CPU hardware information: LSCPU650) this.width=650; "Src=" Http://s3.51cto.com/wyfs02/M00/84/93/wKiom1eVhu6SnrDIAABjynkg-og701.png-wh_500x0-wm_3 -wmp_4-s_1622197640.png "title=" 1.png "alt="

First, understand the computer hardware components:Von. Neumann architecture defines the computer has the arithmetic, the controller, the memory, the input device, the output device five major parts, also has one principle is: must be the binary

In Linux, the time is divided into two types: 1; Use the date command to display the system time, 2 to display hardware time using clock or HwclockThe system time and hardware time will appear out of sync.Man Command =manual= command manualHere's

use the shell in Linux to get yesterday, tomorrow or many days before the date time -- A- , the: -:xxblogjava-Expert Area Original http://www.blogjava.net/xzclog/archive/2015/12/08/428555.htmlTheme Shell Original address:

In Linux shell programming, adding and subtraction operations that are often used for dates are previously calculated by using the expr function, which is cumbersome. In fact, the date command itself provides a convenient addition and subtraction of

How to use: Date [-u] [-D DATESTR] [-S datestr] [--UTC] [--universal] [--DATE=DATESTR] [--SET=DATESTR] [--help] [--version] [+f ORMAT] [MMDDHHMM[[CC]YY][.SS]]Description: Date can be used to display or set the system's Day and time, in terms of

Linux Common Basic Command collation1-CD Switching directoriesThe CD enters the user's home directory;CD ~ Enter the user's home directory;CD-Returns the directory where the directory was before it entered;Cd.. Return to the parent directory (if the

Get the date of the dayDate +%y-%m-%dOutput: 2011-07-28Assigns the current date to a date variabledate=$ (Date +%y%m%d)Sometimes we need to use dates before or after today, so we can use the-D parameter of dateGet Tomorrow's dateDate-d Next-day

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

Reprint Please specify source: http://blog.csdn.net/l1028386804/article/details/46538461Help information for the date command[Email protected] source]# date--helpUsage: date [options] ... [+ format]Or: Date [-u|--utc|--universal]

Linux gets time in the shellGet the date of the dayDate +%y-%m-%dOutput: 2011-07-28Assigns the current date to a date variabledate=$ (Date +%y%m%d)Sometimes we need to use dates before or after today, so we can use the-D parameter of dateGet

Get the date of the dayDate +%y-%m-%dOutput: 2011-07-28Assigns the current date to a date variabledate=$ (Date +%y%m%d)Sometimes we need to use dates before or after today, so we can use the-D parameter of dateGet Tomorrow's dateDate-d Next-day