How to count the number of files in a directory.  At some point you'll have a directory or directories that you need to know the number of files in them.  On Linux, the list command (ls) is piped with the wc -l command. ls | wc -lThis command works great if all the files are located in one directory.  What about if you have multiple directories.  Then you will need to use the find command piped with the wc command find <directory> -type f | wc -lThis command only...

An approach to generating a backup server is using a shell script.  A script can define directories to backup, and pass those directories as arguments to the tar utility, which creates an archive file. The archive file can then be moved or copied to another location.   Example Shell Script #!/bin/bash # # Backup script # # NAME: daily-backup.sh # PATH: /mnt/e/bin # DESC: Backup scripts, documents and configuration files to .tar # # What to backup # backup_files="/home...