edt v gmt

It's not that I don't want to answer your questions, folks. Yes, I don't know either. Not misleading. I hope everyone helps each other. See if you can help those small friends who ask questions to reply. These are reproduced, if there is no way, you

File Management CommandsLs-lThe first column is the file type-: Normal fileC: Character fileL: LinkP: Pipeline FileB: Block deviceLs-mComma separated[Email protected] ~]# ls-m/var/ADM, cache, crash, db, empty, games, Gopher, Kerberos, LIB, local,

Ifconfig,echo,tty,startx,export,pwd,history,shutdown,poweroff,reboot,hwclock,dateIfconfigFormat: ifconfig [network Devices] [parameters]Purpose: View and configure network devicesParameters-A view opened port information-S Display summary

Check system environment [Root@ss-usa-odo01 ~]# Cat/etc/redhat-releaseCentOS Linux release 7.0.1406 (Core)[Root@ss-usa-odo01 ~]# DF-HPFileSystem Size Used Avail use% mounted on/DEV/PLOOP12288P1 30G 484M 28G 2%/Devtmpfs 256M 0 256M 0%/devTmpfs 256M 0

Date--helpUsage: date [options] ... [+ format]Or: Date [-u|--utc|--universal] [MMDDHHMM[[CC]YY][.SS]]Displays the current time in the given format, or sets the system date.-D,--date= string displays the time described by the specified string, not

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

Command-linux the basis of learning, and the foundation is the core.???? There is no foundation but a castle in the ground, every time when dealing with problems, we need to ask outside the power, and lack of their ability to solve problems.????

Internal storage format: century, year, month, day, hour, minute, second The default format is: DD-MON-RR. Sysdate returns the current system time. SELECT sysdate from DUAL; The mathematical operation of a date SELECT (sysdate-hire_date)/7 from