The industry is moving from object-oriented languages to functional languages and new programming languages arm you with the tools and idioms you need to refine your craft. Go on a step-by-step journey through the most important paradigms of our time while learning Lua, Factor, Elixir, Elm, Julia, MiniKanren, and Idris. 

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Agile has revolutionized the way teams approach software development, but with dozens of agile methodologies to choose from, the decision to "go agile" can be tricky. In this practical book with the Andrew Stellman and Jennifer Greene provide a grounding you in agile’s underlying principles, then describe four  popular agile methods: Scrum, extreme programming (XP), Lean, and Kanban.

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Not many book's have the author's name included in their titles. In its original edition, 20 years ago this book was the first to be devoted explicitly to the advanced techniques needed to transform an experienced SQL programmer into an expert. Now, in its fifth edition, it remains the only book written by a SQL master that teaches programmers and practitioners to become SQL masters themselves! 

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Systematically revised and updated for the newest APIs, this guide to building robust, commercial-grade Android apps by Joseph Annuzzi Jr, Lauren Darcey & Shane Conder brings together techniques for the entire app development cycle, including design, coding, testing, debugging, and distribution. With the addition of quizzes and exercises in every chapter, it is intended for both professional and classroom use.

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To make sense of the world, we’re always trying to place things in context, whether our environment is physical, cultural, or something else altogether. Now that we live among digital, always-networked products, apps, and places, context is more complicated than ever. Andrew Hinton provides a toolset to help information architects, UX professionals, and web and app designers understand and solve the many challenges of contextual ambiguity in the products and services they create covering not only how to design for a given context, but also how design participates in making context.

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Drawing on experience at Siemens, AT&T Labs, Bell Laboratories, and two startups, André Bondi offers practical guidance for every software stakeholder and development team participant. He shows you how to define and use metrics; plan for diverse workloads; evaluate scalability, capacity, and responsiveness; and test both individual components and entire systems.  

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Does your Rails code suffer from bloat, brittleness, or inaccuracy? Cure these problems with a regular dose of test-driven development.  Noel Rappin helps you design and write better Rails applications. You'll learn why testing works and how to test effectively using Rails 4, Minitest 5, and RSpec 3, as well as testing libraries such as factory_girl and Cucumber. Side effects may include better code, fewer bugs, and happier developers.

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 Neo4j is an graph database tool for highly connected data. It is mature, production-ready, and unique in enabling developers to simply and efficiently model and query connected data. This  comprehensive guide is aimed at application developers and software architects. Using hands-on examples, Aleksa Vukotic, Nicki Watt, Tareq Abedrabbo and Dominic Fox model graph domains naturally with Neo4j graph structures and explore the native Java APIs for graph data manipulation and querying.

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