How do I get the last line of a file in Linux?
To look at the last few lines of a file, use the tail command. tail works the same way as head: type tail and the filename to see the last 10 lines of that file, or type tail -number filename to see the last number lines of the file.
Which command is used to find lines in the file ending with Jan?
grep command
grep command in Unix/Linux. The grep filter searches a file for a particular pattern of characters, and displays all lines that contain that pattern. The pattern that is searched in the file is referred to as the regular expression (grep stands for globally search for regular expression and print out).
How to use Grep and history in Linux?
This is where history command comes in. Go to your linux terminal and type the command history. You will find the list of commands you previously used like this. So for searching the command, we can combine the history and grep command like this: asims-MacBook-Pro:~ asim$ history|grep xcrun after that you will get the following output.
How to use grep to find previous commands?
It is needed to input the command again to the terminal. You find it hard to search for the command that is needed. You keep pressing up arrow again and again until the required command is found. Time is wasted during this process. This is where history command comes in. Go to your linux terminal and type the command history.
Is it possible to get line numbers in grep recursive?
I am using grep recursive to search files for a string, and all the matched files and the lines containing that string are print on the terminal. But is it possible to get the line numbers of those lines too??
Where can I find the history of a command?
This is where history command comes in. Go to your linux terminal and type the command history. You will find the list of commands you previously used like this. In the above image you can see all the previous commands you have used along with their respective numbers.