Many experienced programmers try to bend Python to fit patterns they learned from other languages, and never discover Python features outside of their experience. With this book, those Python programmers will thoroughly learn how to become proficient in Python 3.
This book covers:Python data model: understand how special methods are the key to the consistent behavior of objectsData structures: take full advantage of built-in types, and understand the text vs bytes duality in the Unicode ageFunctions as objects: view Python functions as first-class objects, and understand how this affects popular design patternsObject-oriented idioms: build classes by learning about references, mutability, interfaces, operator overloading, and multiple inheritanceControl flow: leverage context managers, generators, coroutines, and concurrency with the concurrent.futures and asyncio packagesMetaprogramming: understand how properties, attribute descriptors, class decorators, and metaclasses work
All the knowledge you need to pass the new A+ exam
A+ is the gateway certification into many IT careers and can be essential in order to start your occupation off on the right foot in the exciting and rapidly expanding field of information technology. Luckily, the 9 minibooks inCompTIA A+ Certification All-in-One For Dummies make it easier to prepare for this all-important exam so you can pass with flying colors! It quickly and easily gets you up to speed on everything from networking and computer repair to troubleshooting, security, permissions, customer service—and everything in between.
The CompTIA A+ test is a rigorous exam, but the experts who wrote this book know exactly what you need to understand in order to help you reach your certification goal. Fully updated for the latest revision of the exam, this comprehensive guide covers the domains of the exam in detail, reflecting the enhanced emphasis on hardware and new Windows content, as well as the nuts and bolts, like operating system basics, recovering systems, securing systems, and more.Find new content on Windows 8, Mac OS X, Linux, and mobile devices Get test-taking advice for the big day Prepare for the A+ exam with a review of the types of questions you'll see on the actual test Use the online test bank to gauge your knowledge—and find out where you need more study help
With the help of this friendly, hands-on guide, you'll learn everything necessary to pass the test, and more importantly, to succeed in your job!
What we need is a systematic process for quickly vetting product ideas and raising our odds of success. That’s the promise of Running Lean.
In this inspiring book, Ash Maurya takes you through an exacting strategy for achieving a "product/market fit" for your fledgling venture, based on his own experience in building a wide array of products from high-tech to no-tech. Throughout, he builds on the ideas and concepts of several innovative methodologies, including the Lean Startup, Customer Development, and bootstrapping.
Running Lean is an ideal tool for business managers, CEOs, small business owners, developers and programmers, and anyone who’s interested in starting a business project.Find a problem worth solving, then define a solutionEngage your customers throughout the development cycleContinually test your product with smaller, faster iterationsBuild a feature, measure customer response, and verify/refute the ideaKnow when to "pivot" by changing your plan’s courseMaximize your efforts for speed, learning, and focusLearn the ideal time to raise your "big round" of fundingGet on track with The Lean Series
Beginning with the basics, this book provides an outline of the steps necessary to set up an Android development and testing environment. An overview of Android Studio is included covering areas such as tool windows, the code editor and the Designer tool. An introduction to the architecture of Android is followed by an in-depth look at the design of Android applications and user interfaces using the Android Studio environment. More advanced topics such as database management, content providers and intents are also covered, as are touch screen handling, gesture recognition, camera access and the playback and recording of both video and audio. This edition of the book also covers features such as printing, transitions and cloud-based file storage.
In addition to covering general Android development techniques, the book also includes Google Play specific topics such as implementing maps using the Google Maps Android API, in-app billing and submitting apps to the Google Play Developer Console.
Chapters also cover advanced features of Android Studio such as Gradle build configuration and the implementation of build variants to target multiple Android device types from a single project code base.
Assuming you already have some Java programming experience, are ready to download Android Studio and the Android SDK, have access to a Windows, Mac or Linux system and ideas for some apps to develop, you are ready to get started.
Based on an MBA course Provost has taught at New York University over the past ten years, Data Science for Business provides examples of real-world business problems to illustrate these principles. You’ll not only learn how to improve communication between business stakeholders and data scientists, but also how participate intelligently in your company’s data science projects. You’ll also discover how to think data-analytically, and fully appreciate how data science methods can support business decision-making.Understand how data science fits in your organization—and how you can use it for competitive advantageTreat data as a business asset that requires careful investment if you’re to gain real valueApproach business problems data-analytically, using the data-mining process to gather good data in the most appropriate wayLearn general concepts for actually extracting knowledge from dataApply data science principles when interviewing data science job candidates