Bash. Pocket directory of the system administrator. 2nd edition. Robbins A.

In order to learn how to skillfully interact with the Mac OS X, Linux and other Unix-like operating systems, you need to master the skills of working with the Bash shell. And this short reference book will allow you to have the most basic information about Bash at hand.

In it you can quickly find answers to pressing questions that often arise when writing the shell scenarios, including the following: what characters should be contained in quotation marks, how to perform variables and use arrays correctly? This edition, updated according to Bash 4.4, in convenient and brief form gives answers to these and many other questions.