Chapter 5. Redirection, Pipe and Shell Script
Chapter 5. Redirection, Pipe and Shell Script
This chapter covers key coding rules on the Linux operating system including redirection (of standard input, output, and error), the pipe that is used to connect multiple commands, and the shell script used to write code in a file.
The following topics are covered in this chapter.
TOPICS
- Standard Input Output and Redirection
- Pipe (Combine Commands)
- less (Display Content with Pager)
- tr (Replace Characters)
- cut (Extract Data Sections)
- uniq (Extract Unique Data Lines)
- Shell Script
- echo (Echo input)
- read (Read and Store Input)
- Shell Variable and Environmental Variable
- source (Execute Shell Script and Refresh Environmental Variables)
This chapter covers key coding rules on the Linux operating system including redirection (of standard input, output, and error), the pipe that is used to connect multiple commands, and the shell script used to write code in a file.
The following topics are covered in this chapter.
TOPICS
- Standard Input Output and Redirection
- Pipe (Combine Commands)
- less (Display Content with Pager)
- tr (Replace Characters)
- cut (Extract Data Sections)
- uniq (Extract Unique Data Lines)
- Shell Script
- echo (Echo input)
- read (Read and Store Input)
- Shell Variable and Environmental Variable
- source (Execute Shell Script and Refresh Environmental Variables)
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