Description

UNIX shell programming training course description

This course has been designed as a follow on course for the XML primer course. The course looks at the use of XSLT in the transforming and styling XML documents.

What will you learn

Read shell scripts.

Write shell scripts.

Use different types of quotes.

Recognise the role of shell scripts within the UNIX system.

UNIX shell programming training course details

Who will benefit:

Programmers developing programs under UNIX.
Anyone working with XML.
Administrators
Support personnel who wish to find out more about the workings of UNIX or write simple utility programs.

Prerequisites:

UNIX fundamentals
Some programming experience would be useful although not essential.

Duration

2 days

UNIX shell programming training course contents

Review of UNIX fundamentals

Basic shell scripts

What does the shell do? How are commands executed? Different shells. What is a shell script? Comments, creating shell scripts.

Variables

Setting variables, using variables, set, scope, export, sourcing, environmental variables, read.

Positional parameters

0 to $9, $#, $* and others. shift parameter substitution.

Control statements

The test command, The if statement, while loops, for loops, The case statement, Special characters, Redirection of errors, here documents, quoting.

Arithmetic in shell scripts

The expr command.

System shell scripts

Screen handling

The terminfo database

The tput comand

Avanced issues (optional session)

Shell functions, getopts, xargs, debugging shell scripts, portability issues. Extras in the Korn shell.

Optimising shell scripts

The time command, performance tips.

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UNIX shell programming

By Systems & Network Training

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