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How secure is your network? The best way to find out is to attack it, using the same tactics attackers employ to identify and exploit weaknesses. With the third edition of this practical book, you'll learn how to perform network-based penetration testing in a structured manner.

BeagleBone is an inexpensive web server, Linux desktop, and electronics hub that includes all the tools you need to create your own projectswhether its robotics, gaming, drones, or software-defined radio. If youre new to BeagleBone Black, or want to explore more of its capabilities, this cookbook provides scores of recipes for connecting and talking to the physical world with this credit-card-sized computer.All you need is minimal familiarity with computer programming and electronics. Each recipe includes clear and simple wiring diagrams and example code to get you started. If you dont know what BeagleBone Black is, you might decide to get one after scanning these recipes.Learn how to use BeagleBone to interact with the physical worldConnect force, light, and distance sensorsSpin servo motors, stepper motors, and DC motorsFlash single LEDs, strings of LEDs, and matrices of LEDsManage real-time input/output (I/O)Work at the Linux I/O level with shell commands, Python, and CCompile and install Linux kernelsWork at a high level with JavaScript and the BoneScript libraryExpand BeagleBones functionality by adding capesExplore the Internet of Things

Johnny-Five is an open source JavaScript Arduino programming framework for robotics. This book brings together fifteen rock star programmers, each creating a unique Johnny-Five robot step-by-step, and offering tips and tricks along the way. Experience with JavaScript is a prerequisite.

With this book, you'll be ready to take on your own scientific explorations at school, work, or home.

Processing opened up the world of programming to artists, designers, educators, and beginners. The p5.js JavaScript implementation of Processing reinterprets it for today's web. This short book gently introduces the core concepts of computer programming and working with Processing.

What will you learn from this book?Whats 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 youll love Ruby. With this unique hands-on learning experience, youll discover how Ruby takes care of all the details for you, so you can simply have fun and get more done with less code.Why does this book look so different?Based on the latest research in cognitive science and learning theory, Head First Ruby uses a visually rich format to engage your mind, rather than a text-heavy approach to put you to sleep. Why waste your time struggling with new concepts? This multi-sensory learning experience is designed for the way your brain really works.

Get a solid grounding in Apache Oozie, the workflow scheduler system for managing Hadoop jobs. With this hands-on guide, two experienced Hadoop practitioners walk you through the intricacies of this powerful and flexible platform, with numerous examples and real-world use cases.Once you set up your Oozie server, youll dive into techniques for writing and coordinating workflows, and learn how to write complex data pipelines. Advanced topics show you how to handle shared libraries in Oozie, as well as how to implement and manage Oozies security capabilities.Install and configure an Oozie server, and get an overview of basic conceptsJourney through the world of writing and configuring workflowsLearn how the Oozie coordinator schedules and executes workflows based on triggersUnderstand how Oozie manages data dependenciesUse Oozie bundles to package several coordinator apps into a data pipelineLearn about security features and shared library managementImplement custom extensions and write your own EL functions and actionsDebug workflows and manage Oozies operational details

Just as we identify things using information from our senses, so do computers. They can identify physical objects only by using information from their sensors. One of the best-known digital identification techniques is radio frequency identification, or RFID.

Gain hands-on experience with the amazing PhoneGap library, using the practical recipes in this handy guide. With these solutions, you can enable your mobile web apps to interact with device-specific features such as the accelerometer, GPS, camera, and address book. Learn how to use your knowledge of HTML, CSS, and JavaScript to build full mobile apps for iOS, Android, and several other platforms without rewriting apps in the native platform language. Each recipe includes sample code you can use in your project right away, as well as a discussion of why the solution works.Add functionality thats available only on a certain device or platformRetrieve the devices current GPS location and place a marker on a mapCreate and save a new contact or edit an existing contact in the address bookTake pictures with the camera or select one of the users existing photosUpload a file from the local device to an external serverAllow the device to record audio or video through your appEnable your application to save files locally

What can you measure and what are your limits when orbiting in space? Learn about what physical quantities you can measure and what types of sensors you can buy or build. We cover the 5 essential design limits as well: power, bandwidth, resolution, computing... and legal limitations. Explore what you can play with using your own personal satellite.

Solve a wide range of problems in your web application quickly and efficiently with the Yahoo! User Interface Library (YUI). With this definitive, getting-started guide to version 3 of the popular open source JavaScript library, youll learn how to address many of the most common and challenging problems that web development presents.YUI 3 Cookbook introduces specific implementation patterns in the library, demonstrating granular solutions for everything from simple page effects to sophisticated web apps. Experienced users will learn how to create modules that load on demand; generate beautiful documentation; and write powerful and flexible Widgets, Models, and Views.Build YUI applications anywhere, from desktop browsers to touch-enabled mobile phones and backend Node.js environmentsLearn how YUI scales with your code base, keeping it modular and organizedApply animations, drag-and-drop, and other fully cross-browser UI effects with just a few lines of codeUnderstand YUI-powered DOM scripting, event management, and data transportDebug, profile, and unit test your JavaScript applicationGet a technical introduction to YUI, including module architecture, sandboxing, and component loadingBuild custom modules with YUI and publish them to the YUI Gallery"e;I was surprised to find out how much I didn't know until reading this book. There really isn't a better resource for learning or updating your YUI skills."e;- Nicholas C. Zakas, Author and YUI Contributor

This little book shows JavaScript developers how to build superb web applications with CoffeeScript, the remarkable little language that's gaining considerable interest. Through example code, this guide demonstrates how CoffeeScript abstracts JavaScript, providing syntactical sugar and preventing many common errors.

Imagine a public storage system that has a place online for structured data about everything that existsor that could exist. This book introduces Fluidinfo, a system that enables you to store information about anything, real or imaginary, in any digital form. Youll learn how to organize and search for data, and decide who can use, modify, and extend what youve contributed.This guide demonstrates Fluidinfos potential to create social data, with facilities that encourage users and applications to share, remix, and reuse data in ways they may not have anticipated. Youll learn how to use tools for reading and writing data, and how to use Fluidinfo in your own applications by working with its writable API and simple query language.Read and write Fluidinfo data from web applicationsand reuse and build upon each others dataDiscover Fluidinfos permissions system for tags and namespacesLearn how to use Fish, the command-line tool for interacting with Fluidinfo dataDelve into Fluidinfos RESTful API, and learn how to make HTTP requestsUse Fluidinfo client libraries to build a simple Python utility or a JavaScript web application

Want to use an Adobe tool to design animated web graphics that work on iPhone and iPad? You've come to the right book. Adobe Edge Animate Preview 7: The Missing Manual shows you how to build HTML5 graphics using simple visual tools. No programming experience? No problem. Adobe Edge writes the underlying code for you.

Build your own distributed sensor network to collect, analyze, and visualize real-time data about our human environmentincluding noise level, temperature, and people flow. With this hands-on book, youll learn how to turn your project idea into working hardware, using the easy-to-learn Arduino microcontroller and off-the-shelf sensors.Authors Alasdair Allan and Kipp Bradford walk you through the entire process, from prototyping a simple sensor node to performing real-time analysis on data captured by a deployed multi-sensor network. Demonstrated at recent OReilly Strata Conferences, the future of distributed data is already here. If you have programming experience, you can get started immediately.Wire up a circuit on a breadboard, and use the Arduino to read values from a sensorAdd a microphone and infrared motion detector to your circuitMove from breadboard to prototype with Fritzing, a program that converts your circuit design into a graphical representationSimplify your design: learn use cases and limitations for using Arduino pins for power and groundingBuild wireless networks with XBee radios and request data from multiple sensor platformsVisualize data from your sensor network with Processing or LabVIEW

Create a shared space for collaborative making: designing and building DIY electronic hardware, programming, and manufacturing projects. With this illustrated guide, you'll find clear explanations of the tools, software, materials, and layout you need to get started.

Take the next step toward Perl mastery with advanced concepts that make coding easier, maintenance simpler, and execution faster. Mastering Perl isn't a collection of clever tricks, but a way of thinking about Perl programming for solving debugging, configuration, and many other real-world problems you'll encounter as a working programmer.

How can you help your Drupal website continue to perform at the highest level as it grows to meet demand? This comprehensive guide provides best practices, examples, and in-depth explanations for solving several performance and scalability issues. Youll learn how to apply coding and infrastructure techniques to Drupal internals, application performance, databases, web servers, and performance analysis.Covering Drupal versions 7 and 8, this book is the ideal reference for everything from site deployment to implementing specific technologies such as Varnish, memcache, or Solr. If you have a basic understanding of Drupal and the Linux-Apache-MySQL-PHP (LAMP) stack, youre ready to get started.Establish a performance baseline and define goals for improvementOptimize your websites code and front-end performanceGet best and worst practices for customizing Drupal core functionalityApply infrastructure design techniques to launch or expand a siteUse tools to configure, monitor, and optimize MySQL performanceEmploy alternative storage and backend search options as your site growsTune your web servers through httpd and PHP configurationMonitor services and perform load tests to catch problems before they become critical

Although you dont need a large computing infrastructure to process massive amounts of data with Apache Hadoop, it can still be difficult to get started. This practical guide shows you how to quickly launch data analysis projects in the cloud by using Amazon Elastic MapReduce (EMR), the hosted Hadoop framework in Amazon Web Services (AWS).Authors Kevin Schmidt and Christopher Phillips demonstrate best practices for using EMR and various AWS and Apache technologies by walking you through the construction of a sample MapReduce log analysis application. Using code samples and example configurations, youll learn how to assemble the building blocks necessary to solve your biggest data analysis problems.Get an overview of the AWS and Apache software tools used in large-scale data analysisGo through the process of executing a Job Flow with a simple log analyzerDiscover useful MapReduce patterns for filtering and analyzing data setsUse Apache Hive and Pig instead of Java to build a MapReduce Job FlowLearn the basics for using Amazon EMR to run machine learning algorithmsDevelop a project cost model for using Amazon EMR and other AWS tools

With more than 80 hacks, this book helps you turn the low-cost Raspberry Pi into the centerpiece of some cool electronics projects. Want to create a controller for a camera or a robot? Or set up alternative Linux distribution for a media center? That's just the beginning.

Perfect for makers new to wearable tech, this book introduces you to the tools, materials, and techniques for creating interactive electronic circuits and embedding them in clothing and other things you can wear.

Free as in Freedom interweaves biographical snapshots of GNU project founder Richard Stallman with the political, social and economic history of the free software movement. It examines Stallman's unique personality and how that personality has been at turns a driving force and a drawback in terms of the movement's overall success.

Get a concise introduction to Spring, the popular open source framework for building lightweight enterprise applications on the Java platform. This example-driven book for Java developers delves into the frameworks basic features, as well as complex concepts such as containers. Youll learn how Spring makes Java Messaging Service easier to work with, and how its support for Hibernate helps you work with data persistence and retrieval.In this revised edition of Just Spring, youll get your hands deep into sample code, beginning with a problem that illustrates Springs core principle: dependency injection. In the chapters that follow, author Madhusudhan Konda walks you through features that underlie the solution.Dive into the new chapter on advanced concepts, such as bean scopes and property editorsLearn dependency injection through a simple object coupling problemTackle the frameworks core fundamentals, including beans and bean factoriesDiscover how Spring makes the Java Messaging Service API easier to useLearn how Spring has revolutionized data access with Java DataBase Connectivity (JDBC)Use Spring with the Hibernate framework to manipulate data as objects

Unlock the potential of Samsung's Galaxy S II with this jargon-free guide from technology guru Preston Gralla. Youll quickly learn how to shoot high-res photos and HD video, keep your schedule, stay in touch, and enjoy your favorite media. Every page is packed with illustrations and valuable advice to help you get the most from the smartest phone in town. (Note: This book does not cover the Galaxy S3, Galaxy S4, and later models.)The important stuff you need to know:Get dialed in. Learn your way around the Galaxy S IIs calling and texting features.Go online. Browse the Web, manage email, and download apps with Galaxy S IIs 3G/4G network (or create your own hotspot).Master your media. Shoot and share pictures and video, organize and play your music libraryand send it wirelessly to your TV or stereo.Be entertained now. Start watching movies and TV shows while theyre still loading.Explore the world. Get news and weather, find a location, and navigate by GPS.Check your schedule. Use the convenient calendar app, and sync it with your Google and Outlook calendars.Preston Gralla is the author of more than 40 books, including Missing Manuals on Droid X2, Xoom, and Galaxy Tab. Hes the editor of WindowsDevCenter.com and OnDotNet, and a contributing editor to Computerworld.

Perfect for do-it-yourselfers, home-schooled high school students, and college students, the Illustrated Guide to Home Physics Experiments offers a hands-on introduction to physics lab techniques and data analysis.

Unlock the secrets of the Terminal and discover how this powerful tool solves problems the Finder cant handle. With this handy guide, youll learn commands for a variety of tasks, such as killing programs that refuse to quit, renaming a large batch of files in seconds, or running jobs in the background while you do other work.Get started with an easy-to-understand overview of the Terminal and its partner, the shell. Then dive into commands neatly arranged into two dozen categories, including directory operations, file comparisons, and network connections. Each command includes a concise description of its purpose and features.Log into your Mac from remote locationsSearch and modify files in powerful waysSchedule jobs for particular days and timesLet several people use one Mac at the same timeCompress and uncompress files in a variety of formatsView and manipulate Mac OS X processesCombine multiple commands to perform complex operationsDownload and install additional commands from the Internet

If you want to build your sites frontend with the single-page application (SPA) model, this hands-on book shows you how to get the job done with Backbone.js. Youll learn how to create structured JavaScript applications, using Backbones own flavor of model-view-controller (MVC) architecture.Start with the basics of MVC, SPA, and Backbone, then get your hands dirty building sample applicationsa simple Todo list app, a RESTful book library app, and a modular app with Backbone and RequireJS. Author Addy Osmani, an engineer for Googles Chrome team, also demonstrates advanced uses of the framework.Learn how Backbone.js brings MVC benefits to the client-sideWrite code that can be easily read, structured, and extendedWork with the Backbone.Marionette and Thorax extension frameworksSolve common problems youll encounter when using Backbone.jsOrganize your code into modules with AMD and RequireJSPaginate data for your Collections with the Backbone.Paginator pluginBootstrap a new Backbone.js application with boilerplate codeUse Backbone with jQuery Mobile and resolve routing problems between the twoUnit-test your Backbone apps with Jasmine, QUnit, and SinonJS

Learn how to quickly build cool electronic gadgets with .NET Gadgeteer. With the easy-to-follow instructions in this guide, youll tackle five fascinating projects, using Microsofts rapid prototyping Gadgeteer platform. Theres no soldering involvedyou simply plug in modules that make gadget-building quick and easy.Ideal for beginners, this book shows you how to work with modules and other hardware in the popular Fez Spider Starter Kit, and teaches you how to program your gadgets with Visual Studio C# Express and the .NET Micro Framework 4.1 SDK. Youll soon learn a wide range of programming techniques along with the skills to design your own projects.Get to know the software and hardware with a simple LED projectDownload code from the companion site to build and test each projectBuild a spy camera that automatically captures and saves images at regular intervalsConstruct a simple animated game with the joystick moduleCreate a web server that sends messages you draw or write on the touchscreen moduleBuild a gadget that backs up digital images from an SD card to a USB flash driveLearn about other .NET Gadgeteer modules for creating environmental sensors, an MP3 player, and a WiFi network

You may have definite ideas about writing code when working alone, but team development requires that everyone use the same approach. With the JavaScript practices in this bookincluding code style, programming tips, and automationyou will learn how to write maintainable code that other team members can easily understand, adapt, and extend.Author Nicholas Zakas assembled this collection of best practices as a front-end tech leader at Yahoo!, after completing his own journey from solo hacker to team player. He also includes rules recommended by other industry authorities. Use these tips and techniques to help your team set aside individual preferences and function at a higher level.Establish specific code conventions for your teamUse tools such as JSLint and JSHint to keep your team on trackAdopt style guidelines, such as basic formatting, to help your team produce uniform codeApply several programming practices to solve problems and improve code qualityCreate an automated JavaScript build system using a variety of utilitiesIntegrate browser-based JavaScript testing with tools such as the YUI Test Selenium Driver

Until now, design patterns for the MapReduce framework have been scattered among various research papers, blogs, and books. This handy guide brings together a unique collection of valuable MapReduce patterns that will save you time and effort regardless of the domain, language, or development framework youre using.Each pattern is explained in context, with pitfalls and caveats clearly identified to help you avoid common design mistakes when modeling your big data architecture. This book also provides a complete overview of MapReduce that explains its origins and implementations, and why design patterns are so important. All code examples are written for Hadoop.Summarization patterns: get a top-level view by summarizing and grouping dataFiltering patterns: view data subsets such as records generated from one userData organization patterns: reorganize data to work with other systems, or to make MapReduce analysis easierJoin patterns: analyze different datasets together to discover interesting relationshipsMetapatterns: piece together several patterns to solve multi-stage problems, or to perform several analytics in the same jobInput and output patterns: customize the way you use Hadoop to load or store data"e;A clear exposition of MapReduce programs for common data processing patternsthis book is indespensible for anyone using Hadoop."e;--Tom White, author of Hadoop: The Definitive Guide