Learning Linux Shell Scripting. Leverage the power of shell scripts to solve real-world problems - Second Edition

Ganesh Sanjiv Naik

Linux is the most powerful and universally adopted OS. Shell is a program that gives the user direct interaction with the operating system. Scripts are collections of commands that are stored in a file. The shell reads this file and acts on commands as if they were typed on the keyboard.Learning Linux Shell Scripting covers Bash, GNU Bourne Again Shell, preparing you to work in the exciting world of Linux shell scripting. CentOS is a popular rpm-based stable and secured Linux distribution. Therefore, we have used CentOS distribution instead of Ubuntu distribution. Linux Shell Scripting is independent of Linux distributions, but we have covered both types of distros. We start with an introduction to the Shell environment and basic commands used. Next, we explore process management in Linux OS, real-world essentials such as debugging and perform Shell arithmetic fluently. You'll then take a step ahead and learn new and advanced topics in Shell scripting, such as decision making, starting up a system, and customizing a Linux environment. You will also learn about grep, stream editor, and AWK, which are very powerful text filters and editors. Finally, you'll get to grips with taking backup, using other language scripts in Shell Scripts as well as automating database administration tasks for MySQL and Oracle.By the end of this book, you will be able to confidently use your own shell scripts in the real world.

PowerShell Automation and Scripting for Cybersecurity. Hacking and defense for red and blue teamers

Miriam C. Wiesner, Tanya Janca

Take your cybersecurity skills to the next level with this comprehensive PowerShell security guide! Whether you're on the red or blue team, you'll gain a deep understanding of PowerShell's security capabilities and how to apply them.With years of hands-on experience, the author brings real-world use cases to demonstrate PowerShell’s critical role in offensive and defensive security.After covering PowerShell basics and scripting fundamentals, you'll explore PowerShell Remoting and remote management technologies. You'll learn to configure and analyze Windows event logs, identifying crucial logs and IDs for effective monitoring. The book delves into PowerShell's interaction with system components, Active Directory, and Azure AD, including stealth execution methods. You’ll uncover authentication protocols, enumeration, credential theft, and exploitation, providing strategies to mitigate these risks. A dedicated red and blue team cookbook offers practical security tasks. Finally, you'll delve into mitigations such as Just Enough Administration, AMSI, application control, and code signing, emphasizing configuration, risks, exploitation, bypasses, and best practices.By the end of this book, you’ll confidently apply PowerShell for cybersecurity, from detection to defense, staying ahead of cyber threats.

Clojure High Performance Programming. Become an expert at writing fast and high performant code in Clojure 1.7.0 - Second Edition

Shantanu Kumar

Virtual Filmmaking with Unreal Engine 5. A step-by-step guide to creating a complete animated short film

Hussin Khan, HaZ Dulull

Virtual Filmmaking with Unreal Engine 5 is the first Unreal Engine book to guide you through the complete process of virtual film production. Encompassing the full spectrum of filmmaking, this book demonstrates the use of an industry-standard tool used by studios such as Disney, ILM, DNEG, and Framestore.Walking through the process systematically, you’ll collect references and create a simple storyboard to plan your shots. You'll create virtual environments, import 3D models and add materials and textures to build photorealistic, dynamic worlds. You'll also create actors using highly customizable MetaHumans, understand how to import, re-target, and animate them. You’ll bring it all together with cinematic lighting and camera animation before exporting your film.By the end of this book, you’ll have discovered new tools for your toolkit to work on your virtual film projects in Unreal Engine 5, leveraging Quixel Megascans, Lumen, Nanite, and MetaHuman technology.

Apache Roller 4.0 - Beginner's Guide. A comprehensive, step-by-step guide on how to set up, customize, and market your blog using Apache Roller

Alfonso V. Romero, Brian Fitzpatrick, Alfonso Vidal Romero

Apache Roller enables you to build a fully-featured, multi-user blog server apt for all kinds of blogging sites. It is an ideal tool to create your own blogging network with unlimited users and blogs, forums, photo galleries, and more! While it is exciting to have a list of interesting features it can offer you, it might be a little difficult to get started with it by your self.This book will teach you how to get started with Apache Roller and make the most of all its features using step-by-step, detailed instructions. You will learn how to establish your internet presence with an Apache Roller blog and use the latest web tools to enhance your posts and attract visitors. You will also learn how to promote your blog on popular social bookmarking services and customize it to suit your need.This hands-on and practical book introduces you to Apache Roller. Starting off with the configuration and installation of your own blog, you'll then quickly learn how to add interesting content to your blog with the help of plenty of examples. You'll also learn how to change your blog's visual appearance with the help of Roller themes and templates and how to create a community of blogs for you and your colleagues or friends in your Apache Roller blog server. The book also looks at ways you can manage your community, and keep your site safe and secure, ensuring that it is a spam-free, enjoyable community for your users.

Mastering AWS CloudFormation. Build resilient and production-ready infrastructure in Amazon Web Services with CloudFormation - Second Edition

Karen Tovmasyan

The advent of DevOps and the cloud revolution has compelled software engineers and operations teams to rethink how to manage complex infrastructures and build resilient solutions. With this AWS book, you’ll find out how you can use Infrastructure as Code (IaC) to simplify infrastructure operations and manage the modern cloud with AWS CloudFormation.This guide covers AWS CloudFormation comprehensively, from template structures to developing complex and reusable infrastructure stacks. It takes you through template validation, stack deployment, and handling deployment failures. It also demonstrates the use of AWS CodeBuild and CodePipeline for automating resource delivery and implementing continuous integration and continuous delivery (CI/CD) practices.As you advance, you’ll learn how to modularize and unify your template on the fly using macros or by fixating the version using modules. You’ll create resources outside of AWS with custom resources and catalog them with the CloudFormation registry. Finally, you’ll improve the way you manage the modern cloud environment on AWS by extending CloudFormation through the AWS serverless application model (SAM) and the AWS cloud development kit (CDK).By the end of this book, you’ll have mastered key AWS CloudFormation concepts and will be able to extend its capabilities for developing and deploying your own infrastructure.

Linux for System Administrators. Navigate the complex landscape of the Linux OS and command line for effective administration

Viorel Rudareanu, Daniil Baturin

Linux system administration is an essential aspect of maintaining and managing Linux servers within an organization. The role of a Linux system administrator is pivotal in ensuring the smooth functioning and security of these servers, making it a critical job function for any company that relies on Linux infrastructure.This book is a comprehensive guide designed to help you build a solid foundation in Linux system administration. It takes you from the fundamentals of Linux to more advanced topics, encompassing key areas such as Linux system installation, managing user accounts and filesystems, networking fundamentals, and Linux security techniques. Additionally, the book delves into the automation of applications and infrastructure using Chef, enabling you to streamline and optimize your operations.For both newcomers getting started with Linux and professionals looking to enhance their skills, this book is an invaluable hands-on guide with a structured approach and concise explanations that make it an effective resource for quickly acquiring and reinforcing Linux system administration skills. With the help of this Linux book, you’ll be able to navigate the world of Linux administration confidently to meet the demands of your role.

PostgreSQL for Data Architects. Discover how to design, develop, and maintain your database application effectively with PostgreSQL

Jayadevan M