Shell Scripting

Our Shell Scripting Course in Bangalore is the best course which is taken by most of the IT Professionals who are working in the programming Field.

What is Shell Scripting?

Shell Scripting is a method of writing shell scripts in a simple language that make the code formatting quite easy and simple. Shell Scripting is a user interface that scripts can make easier for the developer to manage complex control flow. So, this kind of Shell Scripting is quite easy and complete solution for the developer who is working in the scripting field.

Basically, Shell Script is all about execution of commands in the command line before any other process can execute in the system. In this Shell Scripting you can write all the commands and allow them to execute. Shell Scripting can be used to code all the system related applications in the process of which you can set some API.

All the Shell Scripting Languages have been defined based on their respective characteristics. Every script in Shell Language has certain functions, defined and pre-defined commands for example: Terminal Shell Scripting – This is the most familiar, widespread and well-known Shell Scripting Language. We can simply put an input script in the terminal and execute it.

This is the most familiar, widespread and well-known Shell Scripting Language. We can simply put an input script in the terminal and execute it. Bash Scripting – The Bash Scripting Language is used for creating Bash executables. Bash scripts are created and executed by typing into the Bash Scripting interpreter. – The Bash Scripting Language is used for creating Bash executables.

Why Learn Shell Programming?

There are so many features Shell Scripting provides and it can improve the productivity of the company. Shell Scripting gives more flexibility to the users as they can manage all the commands through the shortcuts and one can also attach commands like date formats, limit the search to only 50-100 matches, etc.

Pre-Requisites for Shell Scripting:

Unless you have some experience in programming, you can’t write Shell Scripting in C# by following the basic Shell Scripting Techniques. This article will help you to know the basic Shell Scripting Concepts. Introduction to Shell Scripting At first, you should be familiar with basic concepts of Shell Scripting.

You should know that Shell Scripts are used for writing and executing commands on Shell environment. We should know that Shell is an abbreviation of Shellalived Software Environment, and it is a set of commands and routines in the Windows operating system that execute and interact with the program on which the shell runs. The scripting language that can be used is known as Shell Scripting Language (SSL) which is a subset of C#.

Curriculum:

• Module 1: Introduction to Shell Scripting
• Overview of shell scripting and its importance
• Introduction to different shell environments (e.g., Bash, sh)
• Understanding shell scripting basics
• Executing shell scripts
• Creating and running your first shell script
• Module 2: Shell Variables and Data Types
• Introduction to shell variables
• Assigning values to variables
• Environment variables and their usage
• Special shell variables and their significance
• Understanding data types in shell scripting (string, numeric)
• Module 3: Conditional Statements
• Introduction to conditional statements (if, case)
• Syntax and usage of if statements
• Conditional operators and expressions
• Nested if statements
• Switch case statements
• Module 4: Looping Constructs
• Introduction to loop constructs (for, while, until)
• Syntax and usage of for loops
• Iterating over arrays and lists
• Using while and until loops
• Loop control statements (break, continue)
• Module 5: Shell Functions
• Introduction to shell functions
• Defining and calling functions
• Passing arguments to functions
• Returning values from functions
• Recursive functions
• Module 6: File Operations
• Working with files and directories
• File input/output operations
• Reading and writing files
• File permissions and ownership
• File manipulation commands (cp, mv, rm)
• Module 7: Text Processing
• Text manipulation using shell commands (grep, sed, awk)
• Regular expressions in shell scripting
• Pattern matching and substitution
• Filtering and processing text files
• Command substitution and pipelines
• Module 8: Error Handling and Debugging
• Handling errors and exceptions in shell scripts
• Error codes and exit statuses
• Error handling techniques (trap, error handling functions)
• Debugging shell scripts (echo statements, set -x, set -e)
• Module 9: Advanced Shell Scripting Techniques
• Input validation and user interaction
• Command-line arguments and options
• Parsing and processing command-line arguments
• Reading user input interactively
• Advanced shell scripting concepts (arrays, associative arrays)
• Module 10: Shell Scripting Best Practices and Optimization
• Writing clean and maintainable shell scripts
• Shell scripting best practices
• Optimization techniques for performance improvement
• Shell scripting security considerations
• Packaging and distributing shell scripts