Linux Shell Scripting Tutorial v2

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PDF generated using the open source mwlib toolkit. See for more generated at: Mon, 31 May 2010 07:27:26 CETLinux Shell Scripting by Vivek Gite Edited By Various ContributorsContentsArticlesLinux Shell Scripting Tutorial - A Beginner's handbook:About1Chapter 1: Quick Introduction to Linux4What Is Linux4Who created Linux5Where can I download Linux6How do I Install Linux6Linux usage in everyday life7What is Linux Kernel7What is Linux Shell8Unix philosophy11But how do you use the shell12What is a Shell Script or Shell scripting13Why Shell scripting14Chapter 1 Challenges16Chapter 2: Getting Started With Shell Programming17The bash shell17Shell commands19The role of shells in the Linux environment21Other standard shells23Hello, World! Tutorial25Shebang27Shell Comments29Setting up permissions on a script30Execute a script31Debug a script32Chapter 2 Challenges33Chapter 3:The Shell Variables and Environment34Variables in shell34Assign values to Shell variables38Default Shell variables value40Rules for Naming variable name41Display the value of Shell variables42Quoting46The export statement49Unset Shell and environment variables50Getting User Input Via Keyboard50Perform arithmetic operations54Create an integer variable56Create the constants variable57Bash variable existence check58Customize the bash Shell environments59Recalling command history63Path name expansion65Create and use alias

What is a Shell Script or shell scripting 13 Why shell scripting 14 Chapter 1 Challenges 16 Chapter 2: Getting Started With Shell Programming 17 The bash shell 17 Shell commands 19 The role of shells in the Linux environment 21 Other standard shells 23 Hello, World! Tutorial 25 Shebang 27 Shell Comments 29 Setting up permissions on a script 30

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