Download or read book Mastering ServiceNow Scripting written by Andrew Kindred and published by Packt Publishing Ltd. This book was released on 2018-02-27 with total page 217 pages. Available in PDF, EPUB and Kindle. Book excerpt: Understand the ServiceNow scripting and build an efficient customized ServiceNow instance Key Features Customize your ServiceNow instance according to your organization’s needs Learn to work with inbuilt JavaScript APIs in ServiceNow Take your ServiceNow experience to the next level by learning to script Book Description Industry giants like RedHat and NetApp have adopted ServiceNow for their operational needs, and it is evolving as the number one platform choice for IT Service management. ServiceNow provides their clients with an add-on when it comes to baseline instances, where scripting can be used to customize and improve the performance of instances. It also provides inbuilt JavaScript API for scripting and improving your JavaScript instance. This book will initially cover the basics of ServiceNow scripting and the appropriate time to script in a ServiceNow environment. Then, we dig deeper into client-side and server-side scripting using JavaScipt API. We will also cover advance concepts like on-demand functions, script actions, and best practices. Mastering ServiceNow Scripting acts as an end-to-end guide for writing, testing, and debugging scripts of ServiceNow. We cover update sets for moving customizations between ServiceNow instances, jelly scripts for making custom pages, and best practices for all types of script in ServiceNow. By the end of this book, you will have hands-on experience in scripting ServiceNow using inbuilt JavaScript API. What you will learn Customize your ServiceNow instance according to your organization's needs Explore the ServiceNow-exposed JavaScript APIs and libraries Discover the method for using ServiceNow scripting functions Take your ServiceNow experience to the next level by understanding advanced scripting Learn to build, test, and debug custom applications Use your customized instance efficiently with the help of best practices Who this book is for This book is targeted toward ServiceNow administrators or anyone willing to learn inbuilt JavaScript APIs used to script and customize ServiceNow instances. Prior experience with ServiceNow is required.

Download or read book Mastering ServiceNow written by Martin Wood and published by Packt Publishing Ltd. This book was released on 2016-10-27 with total page 647 pages. Available in PDF, EPUB and Kindle. Book excerpt: Unleash the full potential of ServiceNow from foundations to advanced functions, with this hands-on expert guide fully revised for the Helsinki version About This Book Give your ServiceNow Helsinki implementation a powerful kick-start by understanding the deep capabilities of the platform, Learn by doing with an extended, comprehensive example, creating a feature-rich, secure and automated application from the ground up Interact with your whole organization by integrating with REST web services and build a custom Service Portal interface Who This Book Is For This book is aimed at advanced ServiceNow System Administrators and developers who would like to gain greater control of ServiceNow and its architecture. The book expects you to be new to ServiceNow, but have a good grounding in internet and computing technologies, like HTML, JSON, REST and database systems. Readers should be especially familiar with JavaScript, and be keen to extend and alter the platform. With this book, they will be able to develop a new application for their company. What You Will Learn Build custom scoped applications that access the full ServiceNow API Build a modern, responsive self-service interface with Service Portal Design feature-rich, responsive, automated workflow systems Design powerful data-driven applications Control information flow and apply business logic with Business Rules Write efficient and effective client-side JavaScript Learn how to authenticate and secure Web Services Integrate and exchange data with people and systems Create and secure your systems with proper access control In Detail ServiceNow is a SaaS application that provides workflow form-based applications. It is an ideal platform for creating enterprise-level applications giving requesters and fulfillers improved visibility and access to a process. ServiceNow-based applications often replace email by providing a better way to get work done. The book steps through the main aspects of the ServiceNow platform, from the ground up. It starts by exploring the core architecture of ServiceNow, including building the right data structure. To add business logic and control data, and interactivity to user interaction, you will be shown how to code on both server and the client. You will then learn more about the power of tasks, events and notifications. The book will then focus on using web services and other mechanisms to integrate ServiceNow with other systems. Furthermore, you will learn how to secure applications and data, and understand how ServiceNow performs logging and error reporting. You will then be shown how to package your applications and changes, so they can be installed elsewhere and ways to maintain them easily. If you wish to create an alternative simple interface, then explore ways to make ServiceNow beautiful using Service Portal. By the end of the book, you will know the fundamentals of the ServiceNow platform, helping you be a better ServiceNow System Administrator or developer. Style and approach Explore how to implement business logic and automated workflows and write effective code by flexible choices for client-side scripting

Download or read book Learning ServiceNow written by Tim Woodruff and published by Packt Publishing Ltd. This book was released on 2017-03-30 with total page 351 pages. Available in PDF, EPUB and Kindle. Book excerpt: IT Service management at your fingertips About This Book Leverage ServiceNow's capabilities to achieve improved service management and excellent results in your IT operations by following step-by-step, practical instructions Build core administration, management, and maintenance skills with IT service management and IT operations management Improve your workflow efficiency by designing and creating responsive and automated workflows Who This Book Is For This book is for IT professionals and administrators who are planning to or are already trying to implement ServiceNow in their organization for Enterprise IT service management tasks. Some familiarity with web technologies (JavaScript) would be helpful. System administration experience is necessary. What You Will Learn Acquire and configure your own free personal developer instance of ServiceNow Read (and write!) clear, effective requirements for ServiceNow development Avoid common pitfalls and missteps that could seriously impact future progress and upgradeability Know how to troubleshoot when things go wrong using debugging tools Discover developer “tips and tricks” Pick up great tips from top ServiceNow development and administration professionals, and find out what they wish they knew when they were starting out In Detail This book shows you how to put important ServiceNow features to work in the real world. We will introduce key concepts and examples on managing and automating IT services, and help you build a solid foundation towards this new approach. We'll demonstrate how to effectively implement various system configurations within ServiceNow. We'll show you how to configure and administer your instance, and then move on to building strong user interfaces and creating powerful workflows. We also cover other key elements of ServiceNow, such as alerts and notifications, security, reporting, and custom development. You will learn how to improve your business' workflow, processes, and operational efficiency. By the end of this book, you will be able to successfully configure and manage ServiceNow within your organization. Style and approach This book is a step-by-step practical tutorial to help you quickly deploy and configure ServiceNow in your organization.

Download or read book Learning ServiceNow written by Tim Woodruff and published by Packt Publishing Ltd. This book was released on 2018-06-20 with total page 389 pages. Available in PDF, EPUB and Kindle. Book excerpt: IT service management automation at your fingertips Key Features Learn to leverage ServiceNow’s capabilities for improved IT automation by following step-by-step, practical instructions Build core administration, development, and maintenance skills with IT service management in ServiceNow Improve your workflow efficiency by designing and creating responsive and automated workflows, business logic, and front-end automation Book Description This book is an updated version of Learning ServiceNow, that will cover the new and updated features of the ServiceNow platform. It will show you how to put important ServiceNow features to work in the real world, while introducing key concepts via examples of managing and automating IT services. It'll help you build a solid foundation of knowledge, and will demonstrate how to effectively implement and configure modules within ServiceNow. We'll show you how to configure and administer your instance, and then move on to building strong user interfaces and creating powerful workflows. We also cover other key elements of ServiceNow, such as notifications, security, reporting, and custom development. You will learn how to improve and automate your business' workflow and processes. By the end of this book, you will be able to successfully configure and manage ServiceNow like a pro. What you will learn Read and write clear, effective code for the ServiceNow platform Identify and avoid common pitfalls and missteps that could seriously impact future progress and upgradeability Use debugging tools to troubleshoot when things go wrong Discover tips and tricks from top ServiceNow developers, architects, and administrators. Find out what the pros wish they knew when they were starting out Who this book is for This book is for IT professionals and administrators who are planning to or are already trying to implement ServiceNow in their organization for Enterprise IT service management tasks. Some familiarity with web technologies (JavaScript) would be helpful. Prior ServiceNow experience is not necessary.

Download or read book ServiceNow Application Development written by Sagar Gupta and published by Packt Publishing Ltd. This book was released on 2017-09-25 with total page 400 pages. Available in PDF, EPUB and Kindle. Book excerpt: Develop and extend efficient cloud-native applications with ServiceNow About This Book Build and customize your apps and workflows to suit your organization's requirements Perform in-depth application development from designing forms to writing business rules, client-scripts, and workflows Comprehensive guide to the end-to-end implementation of designing and extending apps with ServiceNow Who This Book Is For If you are a ServiceNow administrator and developer and need to build and customize your service management solution (apps and workflows) with ServiceNow, then this book is for you. What You Will Learn Customize the ServiceNow dashboard to meet your business requirements Use Administration and Security Controls to add roles and ensure proper access Manage tables and columns using data dictionaries Learn how application scopes are defined within ServiceNow Configure different types of table to design your application Start using the different types of scripting options available in ServiceNow Design and create workflows for task tables Use debugging techniques available in ServiceNow to easily resolve script-related issues Run scripts at regular time intervals using the Scheduled Script Execution module In Detail ServiceNow provides service management for every department in the enterprise, including IT, Human Resources, Facilities, Field Service, and more. This book focuses on all the steps required to develop apps and workflows for any of your business requirements using ServiceNow. You will start with the first module, which covers the basics of ServiceNow and how applications are structured; how you can customize the dashboard as required; and also how to create users. After you get used to the dashboard, you will move on to the next module, Applications and Tables, where you will learn about working with different tables and how you can create a scope other than the global scope for your application. The next module is Scripting and APIs, where you will learn Scripting in ServiceNow and use powerful APIs to develop applications. The final module, Administration Essentials, covers debugging, advanced database features, and scheduled script creation. By the end of the book you will have mastered creating organized and customer-friendly applications Style and approach A step-by-step tutorial to designing applications and workflows with ServiceNow

Download or read book ServiceNow Building Powerful Workflows written by Tim Woodruff and published by Packt Publishing Ltd. This book was released on 2017-08-17 with total page 1330 pages. Available in PDF, EPUB and Kindle. Book excerpt: Master the management of IT Service using full potential of ServiceNow. About This Book Leverage ServiceNow's capabilities to achieve improved service management and excellent results in your IT operations by following step-by-step, practical instructions Build core administration, management, and maintenance skills with IT service management and IT operations management Improve your workflow efficiency by designing and creating responsive and automated workflows Who This Book Is For This course is for IT professionals, ServiceNow administrators, and developers who would like to gain greater control of ServiceNow and its architecture to design and create automated workflows. You should be familiar with JavaScript and basic computing technologies, but you can be new to ServiceNow. What You Will Learn Acquire and configure your own free personal developer instance of ServiceNow Read (and write!) clear, effective requirements for ServiceNow development Avoid common pitfalls and missteps that could seriously impact future progress and upgradeability Use the ServiceNow plugins to manage development Build and publish custom applications for service management Write efficient and effective client-side JavaScript Find out how to authenticate and secure Web Services Integrate and exchange data with people and systems Create and secure your systems with proper access control In Detail ServiceNow is a SaaS application that provides workflow form-based applications. It is an ideal platform for creating enterprise-level applications, giving requesters and fulfillers improved visibility and access to a process. ServiceNow-based applications often replace email by providing a better way to get work done. This course will show you how to put important ServiceNow features to work in the real world. We will introduce key concepts and examples on managing and automating IT services, and help you build a solid foundation towards this new approach. You will then learn more about the power of tasks, events, and notifications. We'll then focus on using web services and other mechanisms to integrate ServiceNow with other systems. Further on, you'll learn how to secure applications and data, and understand how ServiceNow performs logging and error reporting. At the end of this course, you will acquire immediately applicable skills to rectify everyday problems encountered on the ServiceNow platform. The course provides you with highly practical content explaining ServiceNow from the following Packt books: Learning ServiceNow ServiceNow Cookbook Mastering ServiceNow, Second Edition Style and approach This pragmatic guide follows problem-solution based approach to help you configure the ServiceNow and eliminate the challenges faced when implementing and using ServiceNow. It enables you to configure and manage ServiceNow, and learn the fundamentals of the ServiceNow platform.

Download or read book Mastering Servicenow written by and published by . This book was released on 2016 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Mastering the Nmap Scripting Engine written by Paulino Calderón Pale and published by Packt Publishing Ltd. This book was released on 2015-02-18 with total page 244 pages. Available in PDF, EPUB and Kindle. Book excerpt: If you want to learn to write your own scripts for the Nmap Scripting Engine, this is the book for you. It is perfect for network administrators, information security professionals, and even Internet enthusiasts who are familiar with Nmap.

Download or read book ServiceNow Cookbook written by Ashish Rudra Srivastava and published by Packt Publishing Ltd. This book was released on 2017-02-28 with total page 370 pages. Available in PDF, EPUB and Kindle. Book excerpt: Over 50 practical and immediately applicable recipes to help you manage services in your enterprise environment efficiently About This Book Solve problems and challenges encountered while implementing or using ServiceNow in your organization Helps you build core administration, management, and maintenance skills to automate and orchestrate your IT environment Comes with recipes to improve the way you design and create automated workflows Who This Book Is For This book targets IT professionals and administrators who have some experience of working with ServiceNow already and are looking to solve regular or unique problems that surface when using ServiceNow. It's advisable to have a basic level of administration experience with ServiceNow. Familiarity with JavaScript is assumed. What You Will Learn Grasp the basics, such as entering and navigation, required to implement ServiceNow Perform core configuration and management tasks Use the ServiceNow plugins to manage development Build and publish custom applications for service management Design data-driven apps to connect with outside worlds by getting into Client and server scripting Configure alerts and notifications and understand e-mail troubleshooting and watermarking Build and configure reports to set up your dashboard as per the requirement Create and configure workflow activities In Detail ServiceNow is the ideal platform for you to create enterprise-level applications, giving borh requesters and fulfillers better visibility and access to a process. With this title we'll guide you through the world of ServiceNow, letting you take on the best the platform offers you with the least amount of hassle. Starting with the core configuration and management tasks, this book will help you build data-driven apps and it will also explore development best practices. You will learn to set up email notifications for users and work with the database view for reporting. Next, the book will guide you through creating various tasks from the workflow and show you how to make the most of the workflow utilities available in ServiceNow. Finally, the book will drive you through the auditing and diagnosing aspects of ServiceNow. By the end of this book, you will acquire immediately applicable skills to rectify everyday problems encountered on the ServiceNow platform. Style and approach This book follows a recipe-based problem-solution approach to address and dispel challenges faced when implementing and using ServiceNow on a regular basis.It will act as a quick solution when trying to solve specific problems without having to read an exhaustive tutorial.

Download or read book ServiceNow IT Operations Management written by Ajaykumar Guggilla and published by Packt Publishing Ltd. This book was released on 2017-04-27 with total page 258 pages. Available in PDF, EPUB and Kindle. Book excerpt: Align your business requirements with IT by implementing ServiceNow IT Operations with ease. About This Book Written to the latest specification, it will cover basic to advanced concepts and architecture. Take a service-centric approach to operations management and consolidate all your resource data into a single system IT record. Beat the key challenge of managing multiple business operations (even running globally) over a complex IT infrastructure and see immediate results. Who This Book Is For The book is aimed at System administrators, IT operations and IT managers who plan to implement ServiceNow IT Operations Management for their organization. They have no knowledge of ServiceNow ITOM. What You Will Learn Step by step guide in setting up each features with in ServiceNow ITOM Install and configure the required application or plugin Integrate with other provider services as deemed appropriate Explore Orchestration capabilities and how to analyze the data Learn about the ServiceNow graphical interface Integrate with other applications within ServiceNow Aims to cover the fundamentals concepts to advanced concepts Best practices and advanced features In Detail ServiceNow ITOM enables infrastructure and processes to be managed in a highly automated manner. It contains various segments that ensure its applications and enterprise infrastructures are optimized for high performance and helps in creating a lean and agile organization through service-level visibility and automation. This book will be a comprehensive guide that will be based on Geneva release and will help you discover how IT activities can be connected to your business needs, rather than just focusing on internal IT process. It will take a service-centric approach to operations management and consolidate all your resource data into a single system IT record. You will learn about discovery, orchestration, MID server and cloud management, helping you take full advantage of ServiceNow IT Operations Management to improve the quality of service & increasing the service availability. By the end of the book, you will be able to achieve improved service availability, immediate visibility of vital business services and much more, all from the convenience of your single screen. Style and approach This will be a step by step learning guide helping readers to implement ServiceNow IT Operations Management for their organization.

Download or read book Learning Linux Shell Scripting written by Ganesh Sanjiv Naik and published by Packt Publishing Ltd. This book was released on 2018-05-21 with total page 325 pages. Available in PDF, EPUB and Kindle. Book excerpt: Break through the practice of writing tedious code with shell scripts Key Features Learn to impeccably build shell scripts and develop advanced applications Create smart solutions by writing and debugging scripts A step-by-step tutorial to automate routine tasks by developing scripts Book Description 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. What you will learn Familiarize yourself with the various text filtering tools available in Linux Understand expressions and variables and how to use them practically Automate decision-making and save a lot of time and effort of revisiting code Get to grips with advanced functionality such as using traps, dialogs to develop screens & Database administration such as MySQL or Oracle Start up a system and customize a Linux system Taking backup of local or remote data or important files. Use existing other language scripts such as Python, Perl & Ruby in Shell Scripts Who this book is for Learning Linux Shell Scripting is ideal for those who are proficient at working with Linux and want to learn about shell scripting to improve their efficiency and practical skills.

Download or read book Mastering Python Scripting for System Administrators written by Ganesh Sanjiv Naik and published by Packt Publishing Ltd. This book was released on 2019-01-30 with total page 308 pages. Available in PDF, EPUB and Kindle. Book excerpt: Leverage the features and libraries of Python to administrate your environment efficiently. Key FeaturesLearn how to solve problems of system administrators and automate routine activitiesLearn to handle regular expressions, network administration Building GUI, web-scraping and database administration including data analyticsBook Description Python has evolved over time and extended its features in relation to every possible IT operation. Python is simple to learn, yet has powerful libraries that can be used to build powerful Python scripts for solving real-world problems and automating administrators' routine activities. The objective of this book is to walk through a series of projects that will teach readers Python scripting with each project. This book will initially cover Python installation and quickly revise basic to advanced programming fundamentals. The book will then focus on the development process as a whole, from setup to planning to building different tools. It will include IT administrators' routine activities (text processing, regular expressions, file archiving, and encryption), network administration (socket programming, email handling, the remote controlling of devices using telnet/ssh, and protocols such as SNMP/DHCP), building graphical user interface, working with websites (Apache log file processing, SOAP and REST APIs communication, and web scraping), and database administration (MySQL and similar database data administration, data analytics, and reporting). By the end of this book, you will be able to use the latest features of Python and be able to build powerful tools that will solve challenging, real-world tasks What you will learnUnderstand how to install Python and debug Python scriptsUnderstand and write scripts for automating testing and routine administrative activitiesUnderstand how to write scripts for text processing, encryption, decryption, and archivingHandle files, such as pdf, excel, csv, and txt files, and generate reportsWrite scripts for remote network administration, including handling emailsBuild interactive tools using a graphical user interfaceHandle Apache log files, SOAP and REST APIs communicationAutomate database administration and perform statistical analysisWho this book is for This book would be ideal for users with some basic understanding of Python programming and who are interested in scaling their programming skills to command line scripting and system administration. Prior knowledge of Python would be necessary.

Download or read book Mastering CloudForms Automation written by Peter McGowan and published by "O'Reilly Media, Inc.". This book was released on 2016-08-22 with total page 432 pages. Available in PDF, EPUB and Kindle. Book excerpt: Learn how to work with the Automate feature of CloudForms, the powerful Red Hat cloud management platform that lets you administer your virtual infrastructure, including hybrid public and private clouds. This practical hands-on introduction shows you how to increase your operational efficiency by automating day-to-day tasks that now require manual input. Throughout the book, author Peter McGowan provides a combination of theoretical information and practical coding examples to help you learn the Automate object model. With this CloudForms feature, you can create auto-scalable cloud applications, eliminate manual decisions and operations when provisioning virtual machines and cloud instances, and manage your complete virtual machine lifecycle. In six parts, this book helps you: Learn the objects and concepts for developing automation scripts with CloudForms Automate Customize the steps and workflows involved in provisioning virtual machines Create and use service catalogs, items, dialogs, objects, bundles, and hierarchies Use CloudForm’s updated workflow to retire and delete virtual machines and services Orchestrate and coordinate with external services as part of a workflow Explore distributed automation processing as well as argument passing and handling

Download or read book Bash Quick Start Guide written by Tom Ryder and published by Packt Publishing Ltd. This book was released on 2018-09-28 with total page 178 pages. Available in PDF, EPUB and Kindle. Book excerpt: Learn how to write shell script effectively with Bash, to quickly and easily write powerful scripts to manage processes, automate tasks, and to redirect and filter program input and output in useful and novel ways. Key FeaturesDemystify the Bash command lineWrite shell scripts safely and effectivelySpeed up and automate your daily workBook Description Bash and shell script programming is central to using Linux, but it has many peculiar properties that are hard to understand and unfamiliar to many programmers, with a lot of misleading and even risky information online. Bash Quick Start Guide tackles these problems head on, and shows you the best practices of shell script programming. This book teaches effective shell script programming with Bash, and is ideal for people who may have used its command line but never really learned it in depth. This book will show you how even simple programming constructs in the shell can speed up and automate any kind of daily command-line work. For people who need to use the command line regularly in their daily work, this book provides practical advice for using the command-line shell beyond merely typing or copy-pasting commands into the shell. Readers will learn techniques suitable for automating processes and controlling processes, on both servers and workstations, whether for single command lines or long and complex scripts. The book even includes information on configuring your own shell environment to suit your workflow, and provides a running start for interpreting Bash scripts written by others. What you will learnUnderstand where the Bash shell fits in the system administration and programming worldsUse the interactive Bash command line effectivelyGet to grips with the structure of a Bash command lineMaster pattern-matching and transforming text with BashFilter and redirect program input and outputWrite shell scripts safely and effectivelyWho this book is for People who use the command line on Unix and Linux servers already, but don't write primarily in Bash. This book is ideal for people who've been using a scripting language such as Python, JavaScript or PHP, and would like to understand and use Bash more effectively.

Download or read book Mastering Bash written by Giorgio Zarrelli and published by Packt Publishing Ltd. This book was released on 2017-06-21 with total page 496 pages. Available in PDF, EPUB and Kindle. Book excerpt: Your one stop guide to making the most out of Bash programming About This Book From roots to leaves, learn how to program in Bash and automate daily tasks, pouring some spice in your scripts Daemonize a script and make a real service of it, ensuring it's available at any time to process user-fed data or commands This book provides functional examples that show you practical applications of commands Who This Book Is For If you're a power user or system administrator involved in writing Bash scripts to automate tasks, then this book is for you. This book is also ideal for advanced users who are engaged in complex daily tasks. What You Will Learn Understand Bash right from the basics and progress to an advanced level Customise your environment and automate system routine tasks Write structured scripts and create a command-line interface for your scripts Understand arrays, menus, and functions Securely execute remote commands using ssh Write Nagios plugins to automate your infrastructure checks Interact with web services, and a Slack notification script Find out how to execute subshells and take advantage of parallelism Explore inter-process communication and write your own daemon In Detail System administration is an everyday effort that involves a lot of tedious tasks, and devious pits. Knowing your environment is the key to unleashing the most powerful solution that will make your life easy as an administrator, and show you the path to new heights. Bash is your Swiss army knife to set up your working or home environment as you want, when you want. This book will enable you to customize your system step by step, making your own real, virtual, home out of it. The journey will take you swiftly through the basis of the shell programming in Bash to more interesting and challenging tasks. You will be introduced to one of the most famous open source monitoring systems—Nagios, and write complex programs with it in any languages. You'll see how to perform checks on your sites and applications. Moving on, you'll discover how to write your own daemons so you can create your services and take advantage of inter-process communication to let your scripts talk to each other. So, despite these being everyday tasks, you'll have a lot of fun on the way. By the end of the book, you will have gained advanced knowledge of Bash that will help you automate routine tasks and manage your systems. Style and approach This book presents step-by-step instructions and expert advice on working with Bash and writing scripts. Starting from the basics, this book serves as a reference manual where you can find handy solutions and advice to make your scripts flexible and powerful.

Download or read book Linux Shell Scripting Bootcamp written by James Kent Lewis and published by Packt Publishing Ltd. This book was released on 2017-07-19 with total page 208 pages. Available in PDF, EPUB and Kindle. Book excerpt: A quick and straightforward approach to writing shell scripts to accomplish different types of tasks on a Linux system. About This Book Understand expressions and variables and how to use them practically Familiarize yourself with the various text filtering tools available in Linux A fast-paced and concise guide that gets you well versed with linux shell scripting. Who This Book Is For This book is for both GNU/Linux users who want to do amazing things with the shell and for advanced users looking for ways to make their lives with the shell more productive. What You Will Learn Get acquainted with the basics of a shell script to serve as a refresher for more advanced topics Learn different ways to create and run a script Discuss the passing and verification of parameters, along with the verification of other items. Understand the different forms of conditions and loops, and go over the sleep command in detail Learn about different ways to handle the reporting of return codes Create an interactive script by reading the keyboard and use subroutines and interrupts Create scripts to perform backups and go over the use of encryption tools and checksums Use wget and curl in scripts to get data directly from the Internet In Detail Linux Shell Scripting Bootcamp is all about learning the essentials of script creation, validating parameters, and checking for the existence of files and other items needed by the script. We will use scripts to explore iterative operations using loops and learn different types of loop statements, with their differences. Along with this, we will also create a numbered backup script for backup files. Further, you will get well-versed with how variables work on a Linux system and how they relate to scripts. You'll also learn how to create and call subroutines in a script and create interactive scripts. The most important archive commands, zip and tar, are also discussed for performing backups. Later, you will dive deeper by understanding the use of wget and curl scripts and the use of checksum and file encryption in further chapters. Finally, you will learn how to debug scripts and scripting best practices that will enable you to write a great code every time! By the end of the book, you will be able to write shell scripts that can dig data from the web and process it efficiently. Style and approach This book is all about fast and intensive learning. This means we don't waste time in helping readers get started. The new content is basically about filling in with highly-effective examples to build new things, solving problems in newer and unseen ways, and solving real-world examples.

Download or read book Learning Shell Scripting with Zsh written by Gastón Festari and published by Packt Publishing Ltd. This book was released on 2014-01-15 with total page 197 pages. Available in PDF, EPUB and Kindle. Book excerpt: A step-by-step tutorial that will teach you, through real-world examples, how to configure and use zsh and its various features. If you are a system administrator, developer, or computer professional involved with UNIX who are looking to improve on their daily tasks involving the UNIX shell, Learning Shell Scripting with zsh will be great for you. It’s assumed that you have some familiarity with an UNIX command-line interface and feel comfortable with editors such as Emacs or vi.