How to search history commands very effectively in bash shell command line? Just enter CTRL+rThe function of above is: (reverse-i-search)`’:It is very fast and efficient.Related posts:How to add a prefix string at the beginning of each line in Bash shell script on Linux? How to delete a specific line from a text file in command line on Linux? How to effectively disable a Linux user account? How to change the commit message of a commit in the history (not HEAD)? How to process a file line by line in Bash? How to Add Inline Comments for Multi-line Command in Bash Script how to set linux date and time in commands How to find the history of updated packages by apt-get or aptitude?