Key FeaturesBook DescriptionIf you are a security professional whose workload is increasing, or a Puppet professional looking to increase your knowledge of security, or even an experienced systems administrator, then this book is for you. This book will take you to the next level of security automation using Puppet. The book requires no prior knowledge of Puppet to get started.What you will learnUse Puppet manifests to show system comp...

The Linux Programming Interface (TLPI) is the definitive guide to the Linux and UNIX programming interface—the interface employed by nearly every application that runs on a Linux or UNIX system.In this authoritative work, Linux programming expert Michael Kerrisk provides detailed descriptions of the system calls and library functions that you need in order to master the craft of system programming, and accompanies his explanations with clear, complete example programs....

With the growing popularity of Linux and the advent of Darwin, Unix has metamorphosed into something new and exciting. No longer perceived as a difficult operating system, more and more users are discovering the advantages of Unix for the first time. But whether you are a newcomer or a Unix power user, you'll find yourself thumbing through the goldmine of information in the new edition of Unix Power Tools to add to your store of knowledge. Want to try something new? Check this boo...

According to a recent iPass report, 73% of enterprises allow non-IT managed devices to access corporate resources. 65% of companies surveyed reported security issues. This ebook looks at the security risks of an increasingly mobile workforce and proposes a range of possible solutions. Topics covered include: using personal mobile devices at work (BYOD); password security; data encryption; raising user awareness; securing networks; legal aspects of data security; and the danger of risk trad...

The seminal text on SSH, newly revised and updated!Secure Shell (SSH) lets sysadmins securely manage remote systems. It’s powerful, complicated, and confusing.Lose the confusion.SSH Mastery: OpenSSH, PuTTY, Tunnels and Keys rescues you from sifting through decades of obsolete online tutorials and quickly makes you an SSH journeyman. You’ll learn toeliminate passwordsmanage access by users, groups, addresses,...

What will you learn from this book?What’s all the buzz about this Ruby language? Is it right for you? Well, ask yourself: are you tired of all those extra declarations, keywords, and compilation steps in your other language? Do you want to be a more productive programmer? Then you’ll love Ruby. With this unique hands-on learning experience, you’ll discover how Ruby takes care of all the details for you, so you can simply have fun and get more done with less code.

Asynchronous JavaScript is everywhere, whether you’re using Ajax, AngularJS, Node.js, or WebRTC. This practical guide shows intermediate to advanced JavaScript developers how Promises can help you manage asynchronous code effectively—including the inevitable flood of callbacks as your codebase grows. You’ll learn the inner workings of Promises and ways to avoid difficulties and missteps when using them.The ability to asynchronously fetch data and load scripts in the browser broaden...

Key FeaturesBook DescriptionIf you have ever tried building a robot, then you know how cumbersome programming everything from scratch can be. This is where ROS comes into the picture. It is a collection of tools, libraries, and conventions that simplifies the robot building process. What’s more, ROS encourages collaborative robotics software development, allowing you to connect with experts in various fields to collaborate and build upon each other's w...

Don't Let the Real Test Be Your First Test!Prepare for CompTIA Security+ Exam SY0-401 with McGraw-Hill Professional--a Platinum-Level CompTIA Authorized Partner offering Authorized CompTIA Approved Quality Content to give you the competitive edge on exam day.CompTIA Security+ Certification Practice Exams, Second Edition (Exam SY0-401) is filled with more than 800 realistic practice questions--including new performance-based questions--to prepare ...

JavaScript is arguably the most polarizing and misunderstood programming language in the world. Many have attempted to replace it as the language of the Web, but JavaScript has survived, evolved, and thrived. Why did a language created in such hurry succeed where others failed?This guide gives you a rare glimpse into JavaScript from people intimately familiar with it. Chapters contributed by domain experts such as Jacob Thornton, Ariya Hidayat, and Sara Chipps show what they love a...

The Unix for Oracle DBAs Pocket Reference puts within easy reach the commands that Oracle database administrators need most when operating in a Unix environment. If you are an Oracle DBA moving to Unix from another environment such as Windows NT or IBM Mainframe, you know that these commands are far different from those covered in most beginning Unix books. To jump start your learning process, Don Burleson has gathered together in this succinct book the Unix commands he most often...

Itâ??s simple: if you want to interact deeply with Mac OS X, Linux, and other Unix-like systems, you need to know how to work with the Bash shell. This concise little book puts all of the essential information about Bash right at your fingertips.Youâ??ll quickly find answers to the annoying questions that generally come up when youâ??re writing shell scripts: What characters do you need to quote? How do you get variable substitution to do exactly what you want? How do you use array...