Shulou(Shulou.com)06/03 Report--

1.-- exclude exclusion

2. The comparison command under linux

Diff

Vimdiff exit requires two times

3. Lrzsz uploads or downloads files to linux

Rz uploads the files in windows to linux

Sz downloads the linux file to Windows

4. Date display and set time

Displays the current time in year, month, day-hour format

20190101-10

Date-d "10day" 10 days later

Date-d shows the time a few days ago

Compress the / etc/ directory to / tmp and name it after the time

Date-s setting time

Automatically synchronize time (according to Ali Cloud time server, batch synchronization, networking is fine)

Ntpdate (default in centos6, not in 7)

Modify the time of the system according to the time of the website-ntp1.aliyun.com-ntp7.ailiyun.com

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