What does the zcat command do in Linux?
The zcat command allows the user to expand and view a compressed file without uncompressing that file. The zcat command does not rename the expanded file or remove the . Z extension. The zcat command writes the expanded output to standard output.
How do I grep a specific word in Linux?
The grep command searches through the file, looking for matches to the pattern specified. To use it type grep , then the pattern we’re searching for and finally the name of the file (or files) we’re searching in. The output is the three lines in the file that contain the letters ‘not’.
How do you grep an exact word?
The easiest of the two commands is to use grep’s -w option. This will find only lines that contain your target word as a complete word. Run the command “grep -w hub” against your target file and you will only see lines that contain the word “hub” as a complete word.
What is a .GZ file?
A GZ file is a compressed archive that is created using the standard gzip (GNU zip) compression algorithm. It may contain multiple compressed files, directories and file stubs. This format was initially developed to replace compression formats on UNIX systems.
How to create custom commands in Linux?
– Quit the terminal and start a new one and go the home directory. – Check if this print_my_input commands works or not. It should not work now. – Now, load the file content using source command like this: source ~/.my_custom_commands.sh – Now try typing print_my_input command and hit enter. – It work right?
How to check filesystem in Linux using command?
fsck is a command-line tool for checking and optionally repairing Linux file systems. To learn more about the fsck command, visit the fsck man page or type man fsck in your terminal. If you have any questions or feedback, feel free to leave a comment.
How to use chmod and Chown command in Linux?
The very first column represents the type of the file i.e.
How to install and use the Linux rsync command?
Installing Rsync#. The rsync utility is pre-installed on most Linux distributions and macOS.