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Duration 14 hours
Course Outline
Introduction
- Learning Objectives
- Course Schedule
- Course Introductions
- Prerequisites
- Bibliography
- Delegate Responsibilities
- Course Summary
Review of Basics - optional
- Files
- Directories and Processes
- Displaying Directories - ls
- Accessing Help - man
- Displaying Files - cat, more
- Basic Commands
- Piping - using | symbol
- Redirection - using > symbol
- Redirection - using >> symbol
- Redirecting Input - using < symbol
- Redirecting Errors
- Using /dev/null
- Foreground Jobs
- Background Jobs - &
- Stopping Jobs - kill
- Special Files - . and ..
- The Command Prompt - PS1
- Creating Aliases
- Utilizing Aliases
- Command History
- Command Line Editing - using Arrow Keys
- Command Line Editing - using vi
- Customising the Shell
- The Home Directory - HOME
- The Working Directory - pwd
- Navigating Directories - cd
- Creating Directories - mkdir
- Removing Directories - rmdir
- Interactive Copy - cp -i
- Interactive Move - mv -i
- Interactive Removal - rm -i
- Recursively Removing Directories - rm -r
- Wildcards - File Name Generation
- Word Count - wc
- Locating Files - find
- Searching Text in Files - grep, sort, cut, uniq, tr
- Modifying Permissions - chmod
Shell Programming
- Creating Shell Scripts
- Testing Commands
- Creating the Script File
- Granting Execute Permissions
- Testing the Script
- Executing the Script - time
- Executing the Script - dot
- Executing the Script - exec
- Executing the Script - ksh
- Debugging the Script
- Passing Parameters
- The read Command
- Using read in Scripts
- Selecting the Shell
- Formatting Output
- Suppressing Input - stty
Special Characters and Variables
- Quotation Marks
- Quoted Strings - ", '
- Escape Character - *
- Quoted Strings - `
- Using $(...)
- System Variables - set
- Other Special Variables
- User-Defined Variables
- Unsetting User Variables - unset
- Variables within Scripts
- The Typeset Command
- Integer Variables
- Special Constructs
Creating Menus
- Conditions - case
- Building a Menu
- Iteration - while, until
- Pausing Output - sleep
- Pausing Output - dummy read
- Terminating the Script
- Ending a Loop
- Hidden Option - forking a shell
- Handling Interrupts - trap
- Advanced Interrupt Handling
- Text Highlighting - tput
- Cursor Positioning - backtab \b
- Korn Shell Menu
Selection
- Conditional Testing
- Testing File Attributes
- Testing File Permissions
- Multiple Tests - Nested ifs
- Multiple Tests - elseif
- The NOT Condition
- Multiple Conditions in a Single Test
- String Testing
- Using Square Brackets
- Preventing Null Input
- Numeric Testing
- Advanced case Statements
- Displaying Variables
- Managing Spaces
- Testing Commands
Iteration, Looping
- Arithmetic Computations - let
- Iteration - while, until
- Infinite Loops
- Iteration - for
- Handling More than 9 Parameters - shift
Sub-scripts and Functions
- Local and Global Variables
- Sub-scripts
- The Export Command
- Exit Status
- Aliases
- Functions
- Useful Functions
- Return Status
- Manipulating Functions
- Functions within Scripts
Advanced Commands
- Debugging - set
- Configuration - set
- Merging Files - join
- Merging Files - paste, basename and dirname
- Job Control - jobs
- Regular Expressions
- Global Regular Expression Printer - grep
- Extended grep - egrep
- Basic grep - fgrep
- Arithmetic Operations - expr
- Arithmetic Operations – bc, eval Command
- Argument Processing
- The getopts Command
- Working with Arrays
Advanced Edit – vi & sed
- vi - Mapping Key Combinations
- Mapping Control Keys
- Using Abbreviations
- Editing Multiple Files
- Regular Expressions
- Global Insertion
- Here Document
- Batch Stream Editor - sed, sed delete, -d, sed print, -p, sed suppress, -n, sed quit, -q, sed file, -f, sed Multiple Input, sed
- Find and Replace
- sed Example
Text File Processing - awk
- The awk Programming Tool
- Pattern Matching
- Regular Expressions
- Comparison Patterns
- Compound Patterns
- Range Patterns
- Special Patterns
- Built-in Functions
- Troubleshooting awk Scripts
- Passing Parameters
- Using Contains
- The printf Function
- Arithmetic Computations
- Functions
- substr
- length
- Action Statements
- Control Flow Statements
- Arrays
- Arrays in for Loops
- awk Examples
Requirements
This course is best suited for individuals who possess a solid working knowledge of UNIX or have completed an Introduction to UNIX course.
Testimonials (4)
I liked the training because it was interactive, the trainer was knowledgeable, and the exercises helped me learn. The hourly breaks also kept me refreshed and focused.
Musat Robert
Course - UNIX/Linux Shell Scripting
I like the manner of presenting the theory and giving practical examples. Very well structured. I also like the fact that the trainer is always on time and has good communication skills.
Louise
Course - UNIX/Linux Shell Scripting
the constant feedback. possibility to ask questions and get the answers, get some working scripts which we were working on, modifying them and improving them at some point.
Nikita - DB Global Technology SRL
Course - UNIX/Linux Shell Scripting
Wojciech and NobleProg focused the itinerary to feet my needs.
