© Ashwin Pajankar 2021
A. PajankarPractical Linux with Raspberry Pi OShttps://doi.org/10.1007/978-1-4842-6510-9_7

7. I/O Redirection and Cron

Ashwin Pajankar1  
Nashik, Maharashtra, India

In the last chapter, we got started with shell scripting for Unix-like OSs. We are comfortable with shell scripts now.

Continuing the momentum, we will learn a couple of useful features in Unix-like operating systems’ shell. The following is the list of topics we will learn in this chapter:
  • I/O redirection

  • Crontab

After this chapter, we will be comfortable using the above-mentioned advanced features in the shell. This is a very short chapter.

I/O Redirection

In Unix-like operating systems, standard streams are interconnected input and output channels. The three standard ...

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