[Udemy.com] Bash Scripting for Beginners: Learn to Script [2015, ENG]

Содержание

1 Introduction
Introductory lecture: find out how this course is structured and who is its intended audience.
Section 1: Basic bash Building Blocks
2 Utilities Used in This Section
This lecture briefly describes the utilities used throughout the course and shows you some basic uses.
3 Script Structure
Going over the basic script structure, how to write comments, define and call functions.
4 Variables and the Environment
This lecture shows you how to define and use variables. - Quiz 1
Variables and Expansion - 2 questions
5 Script and Function Parameters
Arguments are the way a script receives data from the outside world. This lecture goes over how you can access parameter values and manipulate them.
6 Input/Output Redirection
This lectures teaches you how to write output to a file, instead of the screen; and how to read input from a file, instead of the keyboard.
7 Pipes
Pipes are a very powerful feature of the shell. This lecture shows you how to use them.
8 Command Substitution
The fun part of using bash begins with command substitution. In this lecture you are going to learn how to replace a command name with its output. - Quiz 2
Recap - 4 questions
9 if
This lecture covers the 'if' statement and the syntax of the associated condition.
10 case
To avoid using multiple if/else if/else statements, use the 'case' statement, that matches an input expression to one of the given patterns.
11 while/until
This lecture covers the while/until loops.
12 for
Both forms of the 'for' loops, C-like and lists, are described in this lecture.
Section 2: The ifMonitor Project - Monitoring a Network Interface
13 Project Goals - Text
This document describes the ifMonitor project goals.
14 The check_iface Script: Extracting the Parameters
This is the first lecture on the check_iface script, the "core" of the ifMonitor project. This first part shows you how to parse the command line parameters of the script.
15 The check_iface Script: Output Data
In this second lecture on the check_iface script, one line of data is written to the output file.
16 cron & crontab
cron & crontab are used to schedule tasks at a specified time.
17 The ifMonitor Script
Using crontab to schedule the check_iface script.

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