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Easy to understand and fun to read, Introducing Python is ideal for beginning programmers as well as those new to the language. Author Bill Lubanovic takes you from the basics to more involved and varied topics, mixing tutorials with cookbook-style code recipes to explain concepts in Python 3. End-of-chapter exercises help you practice what you've learned. You'll gain a strong foundation in the language, including best practices for testing, debugging, code reuse, and other development tips. This book also shows you how to use Python for applications in business, science, and the arts, using various Python tools and open source packages.Learn simple data types, and basic math and text operations. Use data-wrangling techniques with Python's built-in d...

Pro Couchbase Server is a hands-on guide for developers and administrators who want to take advantage of the power and scalability of Couchbase Server in their applications. This book takes you from the basics of NoSQL database design, through application development, to Couchbase Server administration. Never have document databases been so powerful and performant.The NoSQL movement has fundamentally changed the database world in recent years. Influenced by the growing needs of web-scale applications, NoSQL databases such as Couchbase Server provide new approaches to scalability, reliability, and performance. With the power and flexibility of Couchbase Server, you can model your data however you want, and easily change the data model any time you wan...

Get quick answers for developing and debugging applications with Swift, Apple';s multi-paradigm programming language. This pocket reference is the perfect on-the-job tool for learning Swift';s modern language features, including type safety, generics, type inference, closures, tuples, automatic memory management, and support for Unicode.Designed to work with Cocoa and Cocoa Touch, Swift can be used in tandem with Objective-C, and either of these languages can call APIs implemented in the other. Swift is still evolving, but it';s clear that Apple sees it as the future language of choice for iOS and OS X software development.Topics include:Swift';s Run-Eval-Print-Loop (REPL) and interactive playgroundsSupported data types, such as strings, arrays, and ...

Automation through Chef Opscode provides an in-depth understanding of Chef, which is written in Ruby and Erlang for configuration management, cloud infrastructure management, system administration, and network management. Targeted at administrators, consultants, and architect, the book guides them through the advanced features of the tool which are necessary for infrastructure automation, devops automation, and reporting. The book presumes knowledge of Ruby and Erlang which are used as reference languages for creating recipes and cookbooks and as a refresher on them to help the reader get on speed with the flow of book. The book provides step by step instructions on installation and configuration of Chef, usage scenarios of Chef, in infrastructur...