When did you execute a command in Linux?

Faheem    Linux     execution time, history, Linux, time of command

Here is a tip that will help you understand when you did what. history will give the list of commands which you have executed earlier. If you want the information on when you executed these commands, you need to do the following.

Open the /etc/bashrc file in a text editor and add the following:

export  HISTTIMEFORMAT="%h/%d - %H:%M:%S"

After adding this line, re-login into the terminal and execute the history command again. Now you will see the commands along with their time of execution. Here is the example

975 Jun/04 – 01:33:19bc
976 Jun/04 – 01:33:19~./bashrc
977 Jun/04 – 01:33:19~/.bashrc
978 Jun/04 – 01:33:19sudo ~/.bashrc
979 Jun/04 – 01:33:19~/.bashrc
980 Jun/04 – 01:33:19vi ~/.bashrc
981 Jun/04 – 01:33:19source .bashrc
982 Jun/04 – 01:33:19calc 1+1
983 Jun/04 – 01:33:19vi ~/.bashrc
984 Jun/04 – 01:33:19vi /etc/bashrc
985 Jun/04 – 01:33:31history

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