December 2018
Beginner
320 pages
8h 57m
English
Content preview from CentOS Quick Start Guide
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The history command
The history command is used to display a list of previously executed commands prefixed with a command number showing the order of their execution, as shown in the following screenshot:
The exclamation point character (!) is a metacharacter in Bash, used for previously executed command expansion from history list on prompt.
The following table lists various history commands that are quite useful for beginners:
|
Command |
Description |
|
!<number> |
Expands to the command matching the specified number from history |
|
!<string> |
Expands to the most recently used command that begin with the string specified at the prompt ... |
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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