But if you haven't seen the performance improvements you expected, or still don't feel confident enough to use Spark in production, this practical book is for you. Authors Holden Karau and Rachel Warren demonstrate performance optimizations to help your Spark queries run faster and handle larger data sizes, while using fewer resources.Ideal for software engineers, data engineers, developers, and system administrators working with large-scale data applications, this book describes techniques that can reduce data infrastructure costs and developer hours. Not only will you gain a more comprehensive understanding of Spark, you'll also learn how to make it sing.With this book, you'll explore:How Spark SQL's new interfaces improve performance over SQL's RDD data structureThe choice between data joins in Core Spark and Spark SQLTechniques for getting the most out of standard RDD transformationsHow to work around performance issues in Spark's key/value pair paradigmWriting high-performance Spark code without Scala or the JVMHow to test for functionality and performance when applying suggested improvementsUsing Spark MLlib and Spark ML machine learning librariesSpark's Streaming components and external community packages

    With this hands-on reference, you'll focus on implementation rather than theory, and discover why the RESTful method is far better than technologies like CORBA and SOAP. It's easy to get started with services based on the REST architecture. RESTful Java with JAX-RS includes a technical guide that explains REST and JAX-RS, how they work, and when to use them. With the RESTEasy workbook that follows, you get step-by-step instructions for installing, configuring, and running several working JAX-RS examples using the JBoss RESTEasy implementation of JAX-RS.Work on the design of a distributed RESTful interface, and develop it in Java as a JAX-RS serviceDispatch HTTP requests in JAX-RS, and learn how to extract information from themDeploy your web services within Java Enterprise Edition using the Application class, Default Component Model, EJB Integration, Spring Integration, and JPADiscover several options for securing your web servicesLearn how to implement RESTful design patterns using JAX-RSWrite RESTful clients in Java using libraries and frameworks such as java.net.URL, Apache HTTP Client, and RESTEasy Proxy

    As they track the Destructor and rebuild the models he destroys, you'll follow along and meet some of the world's best builders. Learn to create sleek spaceships, exotic pirate hideaways, fire-breathing dragons, fast cars, and much more. With nearly 40 step-by-step breakdowns and 100 example models, The LEGO Adventure Book is sure to spark your imagination and keep you building!

    Step-by-step instructions illustrate every technique.

    In this cookbook, prolific hacker and author Simon Monk provides more than 200 practical recipes for running this tiny low-cost computer with Linux, programming it with Python, and hooking up sensors, motors, and other hardware—including Arduino.You’ll also learn basic principles to help you use new technologies with Raspberry Pi as its ecosystem develops. Python and other code examples from the book are available on GitHub. This cookbook is ideal for programmers and hobbyists familiar with the Pi through resources such as Getting Started with Raspberry Pi (O’Reilly).Set up and manage your Raspberry PiConnect the Pi to a networkWork with its Linux-based operating systemUse the Pi’s ready-made softwareProgram Raspberry Pi with PythonControl hardware through the GPIO connectorUse Raspberry Pi to run different types of motorsWork with switches, keypads, and other digital inputsHook up sensors for taking various measurementsAttach different displays, such as an LED matrixCreate dynamic projects with Raspberry Pi and Arduino Make sure to check out 10 of the over 60 video recipes for this book at: http://razzpisampler.oreilly.com/ You can purchase all recipes at:

    But does he know how to hide a dead body? Or cry with diginity? If not, this book's for him' COSMOPOLITAN, Book of the MonthA TOP GEAR magazine Book of the MonthPRODUCT DESCRIPTIONCall yourself a man? You do? Do you even know what a real man is? Are you a six-foot-one Adonis who wears all the latest fashions, moisturises regularly, visits spas for pleasure and never does anything wrong? Or do you drink twenty pints every Friday night, guzzle a kebab on the way home and then fart yourself to sleep? It's time to stop being the man everyone expects you to be and be the one you want to be.Learn how to:- Pick locks, safes and chastity belts- Disappear without a trace in 24 hours- Win a gun fight- Survive the wild- Ride a wall of death- Work a 4-hour week- Survive any crisis- Make things go boom- Drive cars sideways- Be a great dad…and, of course, drive a tank. Fast-paced and funny, this is the ultimate bible for the modern man.* A 'dangerous book for men' - how to embrace life to the full and how to be your own man * Top Gear meets 101 Things To Do Before You Die (Richard Horne)

    Walking you through characterisation, setting, dialogue and plot, as well as giving expert insights into both fiction and non-fiction, it's the ideal launching pad to the world of creative writing. Creative Writing For Dummies covers:Part I: Getting startedChapter 1: Can Everyone Write? Chapter 2: Getting into the Write Mind Chapter 3: Finding the Material to work with Part II: The Elements of Creative WritingChapter 4: Creating Characters Chapter 5: Discovering Dialogue Chapter 6: Who is telling the story? Chapter 7: Creating your own world Chapter 8: Plotting your way Chapter 9: Creating a Structure Chapter 10: Rewriting and editing Part III: Different Kinds of Fiction WritingChapter 11: Short stories Chapter 12: Novels Chapter 13: Writing for children Chapter 14: Plays Chapter 15: Screenplays Chapter 16: Poetry Part IV: Different kinds of Non-fiction writingChapter 17: Breaking into journalism - Writing articles/ magazine writing Chapter 18: Writing from life and autobiography Chapter 19: Embroidering the facts: Narrative non-fiction Chapter 20: Exploring the world from your armchair - Travel writing Chapter 21: Blogging - the new big thing Part V: Finding an audienceChapter 22: Finding editors/ publishers/ agents Chapter 23: Becoming a professional Part VI: Part of TensChapter 24: Ten top tips for writers Chapter 25: Ten ways to get noticed

    This third edition of the best-selling and most trusted homebrewing guide includes a complete update of all instructions, recipes, charts, and guidelines. Everything you need to get started is here, including classic and new recipes for brewing stouts, ales, lagers, pilseners, porters, specialty beers, and honey meads.The Complete Joy of Homebrewing, third edition, includes:* Getting your home brewery together: the basics -- malt, hops, yeast, and water * Ten easy lessons for making your first batch of beer * Creating world-class styles of beer (IPA, Belgian wheat, German Kölsch and Bock, barley wine, American lagers, to name a few) * Using fruit, honey, and herbs for a spicier, more festive brew * Brewing with malt extracts for an unlimited range of strengths and flavors* Advanced brewing techniques using specialty hops or the all-grain method or mash extracts* A complete homebrewer's glossary, troubleshooting tips, and an up-to-date resource section* And much, much more Be sure to check out Charlie's The Homebrewer's Companion for over 60 additional recipes and more detailed charts and tables, techniques, and equipment information for the advanced brewer.

    Completely updated and revised by preeminent historian J. M. Roberts, this volume features ninety up-to-date maps, new sections, and extremely well-written and accessible articles throughout. Truly global and comprehensive, it succeeds in conveying the staggering diversity of the human experience across a vast range of climates and conditions. This is the one book for anyone interested in the variety and grandeur of history’s march.

    Cassandra: The Definitive Guide provides the technical details and practical examples you need to assess this database management system and put it to work in a production environment.Author Eben Hewitt demonstrates the advantages of Cassandra's nonrelational design, and pays special attention to data modeling. If you're a developer, DBA, application architect, or manager looking to solve a database scaling issue or future-proof your application, this guide shows you how to harness Cassandra's speed and flexibility.Understand the tenets of Cassandra's column-oriented structureLearn how to write, update, and read Cassandra dataDiscover how to add or remove nodes from the cluster as your application requiresExamine a working application that translates from a relational model to Cassandra's data modelUse examples for writing clients in Java, Python, and C#Use the JMX interface to monitor a cluster's usage, memory patterns, and moreTune memory settings, data storage, and caching for better performance

    If you're new to the world of wine, it will clue you in on what you've been missing and show you how to get started. It begins with the basic types of wine, how wines are made, and more. Then it gets down to specifics:How to handle snooty wine clerks, navigate restaurant wine lists, decipher cryptic wine labels, and dislodge stubborn corks How to sniff and taste wine How to store and pour wine and pair it with food Four white wine styles: fresh, unoaked; earthy; aromatic; rich, oaky Four red wine styles: soft, fruity, and relatively light-bodied; mild-mannered, medium-bodied; spicy; powerful, full-bodied, and tannic What's happening in the "Old World" of wine, including France, Italy, Spain, Portugal, Germany, Switzerland, Austria, Hungary, and Greece What's how (and what's not) in the New World of Wine, including Australia, New Zealand, Chile, Argentina, and South Africa U.S. wines from California, Oregon, Washington, and New York Bubbling beauties and medieval sweets: champagne, sparkling wines, sherry, port, and other exotic dessert wines Authors Ed McCarthy, CWE, who is a regular contributor to Wine Enthusiast and The Wine Journal and Mary Ewing-Mulligan, MW, who owns the International Wine Center in New York, have co-authored six wine books in the For Dummies series. In an easy-to-understand, unpretentious style that's as refreshing as a glass of Chardonnay on a summer day, they provide practical information to help you enjoy wine, including:Real Deal symbols that alert you to good wines that are low in price compared to other wines of similar type, style, or quality A Vintage Wine Chart with specifics on numerous wines Info on ordering wine from out of state, collecting wine, and more Wine For Dummies, Fourth Edition is not just a great resource and reference, it's a good read. It's full-bodied, yet light...rich, yet crisp...robust, yet refreshing....

    "I believe that you must be able to draw things as you see them--realistically," wrote Rudy de Reyna in his introduction.Today, generations of artists have learned to draw what they see, to truly capture the world around them, using de Reyna's methods. How to Draw What You See shows artists how to recognize the basic shape of an object--cube, cylinder, cone, or sphere--and use that shape to draw the object, no matter how much detail it contains.

    Including sections on Greek and Roman Gods, Minor Deities, Heroes and the practices of the time, it also includes a large number of illustrations. This version has been specially formatted for today's e-readers, and is a fantastic addition to any eBook collection. Whether you are a student of ancient history, or just want to know more about Zeus, Saturn, Icarus and the

    CBT can help whether you're seeking to overcome anxiety and depression, boost self-esteem, lose weight, beat addiction or simply improve your outlook in your professional and personal life.

    Architectural marvels, including the M.C. Escher-like stepwells in India. Mind-boggling events, like the Baby Jumping Festival in Spain, where men dressed as devils literally vault over rows of squirming infants. Not to mention the Great Stalacpipe Organ in Virginia, Turkmenistan’s 45-year hole of fire called the Door of Hell, coffins hanging off a side of a cliff in the Philippines, eccentric bone museums in Italy, or a weather-forecasting invention that was powered by leeches, still on display in Devon, England.Atlas Obscura revels in the weird, the unexpected, the overlooked, the hidden, and the mysterious. Every page expands our sense of how strange and marvelous the world really is. And with its compelling descriptions, hundreds of photographs, surprising charts, maps for every region of the world, it is a book you can open anywhere.