Research Flow

If you work with a lot of files, you often save the files with numbers for each system. For example,  1sample.out 2sample.out 3s...

The 'ls' command in a Linux system can be used as follows. To list only the files with no extension ls !(*.*)              curre...

To see the end of the file, we often use tail -n5 or tail (for 10 lines by default). When the file is in progress, we may want to keep on w...

Here are the mostly used command in command line. To see more details, click on each commad. ls grep alias reverse search tab completi...

The command du can be used to check the space (disk usage) To see the disk space du -sh *   To see the disk space and sort it du ...