O Reilly Media imprint: 1651 books

Businesses are gathering data today at exponential rates and yet few people know how to access it meaningfully. If you’re a business or IT professional, this short hands-on guide teaches you how to pull and transform data with SQL in significant ways. You will quickly master the fundamentals of...

If you have an imperative (and probably object-oriented) programming background, this hands-on book will guide you through the alien world of functional programming. Author Joshua Backfield begins slowly by showing you how to apply the most useful implementation concepts before taking you further...

Hit 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...

How do you take your data analysis skills beyond Excel to the next level? By learning just enough Python to get stuff done. This hands-on guide shows non-programmers like you how to process information that’s initially too messy or difficult to access. You don't need to know a thing about the Python...

There are many excellent R resources for visualization, data science, and package development. Hundreds of scattered vignettes, web pages, and forums explain how to use R in particular domains. But little has been written on how to simply make R work effectively—until now. This hands-on book teaches...

When developing apps for the latest smartphones, you’re faced with several vexing questions. How many platforms do you need to accommodate? What level of support do mobile browsers provide? To help you address these and many other key issues, this guide provides a hands-on tour of the most powerful...

If you want to build your site’s frontend with the single-page application (SPA) model, this hands-on book shows you how to get the job done with Backbone.js. You’ll learn how to create structured JavaScript applications, using Backbone’s own flavor of model-view-controller (MVC) architecture. Start...

Good software design is simple and easy to understand. Unfortunately, the average computer program today is so complex that no one could possibly comprehend how all the code works. This concise guide helps you understand the fundamentals of good design through scientific laws—principles you can...

Performance is critical to the success of any website, and help with using today’s new tools is key. In this remarkable guide, 32 leading web performance experts offer practical tips, techniques, and advice for optimizing your site’s user experience. Originally written for an online calendar,...

Move into iOS development by getting a firm grasp of its fundamentals, including the Xcode 9 IDE, Cocoa Touch, and the latest version of Apple’s acclaimed programming language, Swift 4. With this thoroughly updated guide, you’ll learn the Swift language, understand Apple’s Xcode development...

Is it possible for JavaScript programmers to learn Apple's iOS 4 SDK and live to tell the tale? Technology guru Danny Goodman did, and with this book he leaves a well-marked trail for you to follow. An authority on JavaScript since its inception, Goodman understands the challenges you might face in...

Newly updated for Excel 2002, Writing Excel Macros with VBA, 2nd Edition provides Excel power-users, as well as programmers who are unfamiliar with the Excel object model, with a solid introduction to writing Visual Basic for Applications (VBA) macros and programs for Excel. In particular, the book...

Even the best developers have seen well-intentioned software projects fail -- often because the customer kept changing requirements, and end users didn't know how to use the software you developed. Instead of surrendering to these common problems, let Head First Software Development guide you through...

Any time you need quick answers for developing or debugging Java programs, this pocket guide is the ideal reference to standard features of the Java programming language and its platform. You’ll find helpful programming examples, tables, figures, and lists fast—including Java 9 features such as...