The printf command offers well-defined behavior following the POSIX standard, which means it works the same way across shells ...

You will most often use Bash functions to make your shell life easier; instead of typing out complex command pipelines, ...

It also saves a log in the same location as the backup file, including: Logging the start and end time plus how long the backup took. Logging every file that was ...

Abstract: A design of a floating focusing system based on polymer films is proposed, in which water is the material for making the lens. This makes it possible to implement a focusing system of high ...