High Performance Android AppsUnique and clever ideas are important when building a hot-selling Android app, but the real drivers for success are speed, efficiency, and power management. With this practical guide, you'll learn the major performance issues confronting Android app developers, and the tools you need to diagnose problems early.
Customers are finally realizing that apps have a major role in the performance of their Android devices. Author Doug Sillars not only shows you how to use Android-specific testing tools from companies including Google, Qualcomm, and AT&T, but also helps you explore potential remedies. You'll discover ways to build apps that run well on all 19,000 Android device types in use.
Understand how performance issues affect app sales and retention; Build an Android device lab to maximize UI, functional, and performance testing; Improve the way your app interacts with device hardware; Optimize your UI for fast rendering, scrolling, and animations; Track down memory leaks and CPU issues ...
Swift Development for the Apple WatchApple Watch is the sort of science-fiction gadget that people used to dream about as kids. What kinds of apps do you envision for this new device? If you're comfortable using OS X, Xcode, and iOS - and familiar with Swift - this concise book shows you the basics of building your own apps for this wrist-mounted computer with Apple's WatchKit framework.
You'll learn what an Apple Watch is, what it isn't, and how and why people might interact with apps you build for it. This practical guide also examines the type of apps most suitable for this device, and shows you how to be a good citizen in the iOS/Watch ecosystem.
Learn the Watch app lifecycle, and understand how these apps interact with the user's iPhone; Build a Watch app and its iOS counterpart by adding controls, working with multiple screens, and sharing data; Design a simple glance, the non-interactive Watch component that provides quick-look information; Add functionality to the notification system, including actionable items, ...
Building Tools with GitHubFor your next project on GitHub, take advantage of the service's powerful API to meet your unique development requirements. This practical guide shows you how to build your own software tools for customizing the GitHub workflow. Each hands-on chapter is a compelling story that walks you through the tradeoffs and considerations for building applications on top of various GitHub technologies.
If you're an experienced programmer familiar with GitHub, you'll learn how to build tools with the GitHub API and related open source technologies such as Jekyll (site builder), Hubot (NodeJS chat robot), and Gollum (wiki).
Build a simple Ruby server with Gist API command-line tools and Ruby's "Octokit" API client; Use the Gollum command-line tool to build an image management application; Build a GUI tool to search GitHub with Python; Document interactions between third-party tools and your code; Use Jekyll to create a fully-featured blog from material in your GitHub repository; Create an Android ...
React: Up & RunningHit the ground running with React, the open-source technology from Facebook for building rich web applications fast. With this practical guide, Yahoo! web developer Stoyan Stefanov teaches you how to build components - React's basic building blocks - and organize them into maintainable, large-scale apps. If you're familiar with basic JavaScript syntax, you're ready to get started.
Once you understand how React works, you'll build a complete custom Whinepad app that helps users rate wines and keep notes. You'll quickly learn why some developers consider React the key to the web app development puzzle.
Set up React and write your first "Hello world" web app; Create and use custom React components alongside generic DOM components; Build a data table component that lets you edit, sort, search, and export its contents; Use the JSX syntax extension as an alternative to function calls; Set up a lean, low-level build process that helps you focus on React; Build a complete custom app that let ...
High Performance iOS AppsReady to build mobile apps that out-perform the rest? If you're an iOS developer with app-building experience, this practical guide provides tips and best practices to help you solve many common performance issues. You'll learn how to design and optimize iOS apps that deliver a smooth experience even when the network is poor and memory is low.
Today's picky users want fast and responsive apps that don't hog resources. In this book, author Gaurav Vaish demonstrates methods for writing optimal code from an engineering perspective, using reusable Objective-C code that you can use right away. Up your game and create high-performance native iOS apps that truly stand out from the crowd.
Measure key performance indicators - attributes that constitute and affect app performance; Write efficient apps by minimizing memory and power consumption, and explore options for using available CPU cores; Optimize your app's lifecycle and UI, as well as its networking, data sharing, and security features ...
Programmer's Guide to Drupal, 2nd EditionIf you're a web programmer, your experiences have taught you certain lessons - and only some of them apply well to Drupal. Drupal has its own set of programming principles that require a different approach, and many programmers make mistakes when relying on skills they've used for other projects. This book will show you which programming techniques you can use - and which you should avoid - when building web applications with this popular content management framework.
Updated to cover both Drupal 7 and Drupal 8, the guidelines in this book demonstrate which programming practices conform to the "Drupal way" and which don't. The book also serves as an excellent guide for Drupal 7 programmers looking to make the transition to Drupal 8.
Get an overview of Drupal, including Drupal core and add-on modules and themes; Learn Drupal's basic programming principles, such as the ability to customize behavior and output with hooks; Compare Drupal 7 and Drupal 8 programming methods, APIs, and conc ...
Fluent PythonPython's simplicity lets you become productive quickly, but this often means you aren't using everything it has to offer. With this hands-on guide, you'll learn how to write effective, idiomatic Python code by leveraging its best - and possibly most neglected - features. Author Luciano Ramalho takes you through Python's core language features and libraries, and shows you how to make your code shorter, faster, and more readable at the same time.
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. ...
The DAM Book, 2nd EditionOne of the main concerns for digital photographers today is asset management: how to file, find, protect, and re-use their photos. The best solutions can be found in The DAM Book, our bestselling guide to managing digital images efficiently and effectively.
Anyone who shoots, scans, or stores digital photographs is practicing digital asset management (DAM), but few people do it in a way that makes sense. In this second edition, photographer Peter Krogh - the leading expert on DAM - provides new tools and techniques to help professionals, amateurs, and students: Understand the image file lifecycle (from shooting to editing, output, and permanent storage); Learn new ways to use metadata and key words to track photo files; Create a digital archive and name files clearly; Determine a strategy for backing up and validating image data; Learn a catalog workflow strategy, using Adobe Bridge, Camera Raw, Adobe Lightroom, Microsoft Expression Media, and Photoshop CS4 together; Migrate images ...
Head First RubyWhat'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.
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. ...
R for Data ScienceLearn how to use R to turn raw data into insight, knowledge, and understanding. This book introduces you to R, RStudio, and the tidyverse, a collection of R packages designed to work together to make data science fast, fluent, and fun. Suitable for readers with no previous programming experience, R for Data Science is designed to get you doing data science as quickly as possible.
Authors Hadley Wickham and Garrett Grolemund guide you through the steps of importing, wrangling, exploring, and modeling your data and communicating the results. You'll get a complete, big-picture understanding of the data science cycle, along with basic tools you need to manage the details. Each section of the book is paired with exercises to help you practice what you've learned along the way. ...
Articulating Design DecisionsTalking to people about your designs might seem like a basic skill, but it can be difficult to do efficiently and well. And, in many cases, how you communicate about your work with stakeholders, clients, and other non-designers is more critical than the designs themselves - simply because the most articulate person usually wins.
This practical guide focuses on principles, tactics, and actionable methods for presenting your designs. Whether you design UX, websites, or products, you'll learn how to win over anyone who has influence over the project - with the goal of creating the best experience for the end user.
Walk through the process of preparing for and presenting your designs; Understand stakeholder perspectives, and learn how to empathize with them; Cultivate both implicit and explicit listening skills; Learn tactics and formulas for expressing the most effective response to feedback; Discover why the way you follow through is just as crucial as the meeting itself; Educate y ...