UNIX Advanced Shell Programming Tools

Skills Gained
The delegate will practice:

Using the shell command line editor
Backing up and restoring files
Scheduling background jobs using cron and at
Using regular expressions
Editing text files with sed
Using file comparison utilities
Using the head and tail utilities
Using the cut and paste utilities
Using split and csplit
Identifying and translating characters
Sorting files
Translating characters in a file
Selecting text from files with the grep family of commands
Creating programs with awk

Who will the Course Benefit?
Programmers, developers and system administrators who need to construct shell scripts using advanced text handling facilities.

The UNIX Advanced Shell Programming Tools course assumes knowledge of the UNIX Operating System to the level covered in the Introduction to UNIX Course. Some shell programming experience to the level covered in UNIX Shell Programming is also necessary.

UNIX Advanced Shell Programming Tools Training Course
Course Contents - DAY 1
Course Introduction
Administration and Course Materials
Course Structure and Agenda
Delegate and Trainer Introductions
Session 1: REDIRECTION, PIPES AND FILTERS
Standard I/O and redirection
Pipes
Command separation
Conditional execution
Grouping Commands
UNIX filters
The tee command
Session 2: BACKUP AND RESTORE UTILITIES
Archive devices
The cpio command
The tar command
The dd command
Session 3: BACKGROUND JOB SCHEDULING
Starting background jobs
Background tasks and the nohup command
Process priorities and the nice command
Job control
Scheduling jobs with the at command
Scheduling jobs with the cron command
Session 4: REGULAR EXPRESSION NOTATION
Regular expressions
Extended regular expressions


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UNIX Advanced Shell Programming Tools Training Course
Course Contents - DAY 2
Session 5: SEARCHING FILES FOR PATTERNS
The grep family of commands
The grep command
The fgrep command
The egrep command
Session 6: THE STREAM EDITOR - sed
Introduction and command line syntax
The sed program structure
sed program processing
Use sed commands
sed addresses
sed instructions
Hold and get functions
Advanced flow control
Session 7: COMMANDS FOR COMPARING FILES
Compare two files with the cmp command
Compare two files with the comm command
Compare two files with the diff and sdiff commands
Compare large files with the bdiff command
Session 8: FILE MANIPULATION COMMANDS
The head and tail commands
The cut command
The paste command
The pr command
The split and csplit commands
Session 9: IDENTIFY AND TRANSLATE CHARACTERS
od - octal dump
Use cat to display non-printing characters
The expand and unexpand commands
The tr command


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UNIX Advanced Shell Programming Tools Training Course
Course Contents - DAY 3
Session 10: SORTING FILES
The sort command
Specify sort keys with -k
Sort by column positions
The uniq command
Session 11: INTRODUCTION TO THE PATTERN SCANNING UTILITY - awk
Introduction and command line syntax
The awk program structure
Use regular expressions
Operators
Simple patterns
Extended patterns
Comments
Special patterns (BEGIN and END)
Program variables
Built-in variables
User defined variables
Mathematical operators
Enhanced printing
Handling user variables
Session 12: awk PROGRAM CONTROL STRUCTURES
Program control structures
The if construct
The while and do ... while constructs
The basic for construct
Associative array handling
Functions
Built in functions
The system function
The getline function
User defined functions

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