Understand the Blockchain revolution and get to grips with Ethereum, Hyperledger Fabric, and Corda. Key Features Resolve common challenges and problems faced in the Blockchain domain Study architecture, concepts, terminologies, and Dapps Make smart choices using Blockchain for personal and business investments Book DescriptionBlockchain Quick Reference takes you through the electrifying world of blockchain technology and is designed for those who want to polish their existing knowledge regarding the various pillars of the blockchain ecosystem. This book is your go-to guide, teaching you how to apply principles and ideas for making your life and business better. You will cover the architecture, Initial Coin Offerings (ICOs), tokens, smart contracts, and terminologies of the blockchain technology, before studying how they work. All you need is a curious mind to get started with blockchain technology. Once you have grasped the basics, you will explore components of Ethereum, such as ether tokens, transactions, and smart contracts, in order to build simple Dapps. You will then move on to learning why Solidity is used specifically for Ethereum-based projects, followed by exploring different types of blockchain with easy-to-follow examples. All this will help you tackle challenges and problems. By the end of this book, you will not only have solved current and future problems relating to blockchain technology but will also be able to build efficient decentralized applications. What you will learn Understand how blockchain architecture components work Acquaint yourself with cryptography and the mechanics behind blockchain Apply consensus protocol to determine the business sustainability Understand what ICOs and crypto-mining are and how they work Create cryptocurrency wallets and coins for transaction mechanisms Understand the use of Ethereum for smart contract and DApp development Who this book is forBlockchain Quick Reference is for you if you are a developer who wants to get well-versed with blockchain and its associated concepts and terminologies. You will explore the working mechanism of a decentralized application with the help of examples. Business leaders and blockchain enthusiasts will also find this book useful, as it will help you effectively address challenges and make better personal and business investments.

Build real-world projects like a smart contract deployment platform, betting apps, wallet services, and much more using blockchain Key Features Apply blockchain principles and features for making your life and business better Understand Ethereum for smart contracts and DApp deployment Tackle current and future challenges and problems relating to blockchain Book DescriptionBlockchain applications provide a single-shared ledger to eliminate trust issues involving multiple stakeholders. It is the main technical innovation of Bitcoin, where it serves as the public ledger for Bitcoin transactions. Blockchain Developer's Guide takes you through the electrifying world of blockchain technology. It begins with the basic design of a blockchain and elaborates concepts, such as Initial Coin Offerings (ICOs), tokens, smart contracts, and other related terminologies. You will then explore the components of Ethereum, such as Ether tokens, transactions, and smart contracts that you need to build simple DApps. Blockchain Developer's Guide also explains why you must specifically use Solidity for Ethereum-based projects and lets you explore different blockchains with easy-to-follow examples. You will learn a wide range of concepts - beginning with cryptography in cryptocurrencies and including ether security, mining, and smart contracts. You will learn how to use web sockets and various API services for Ethereum. By the end of this Learning Path, you will be able to build efficient decentralized applications. This Learning Path includes content from the following Packt products: Blockchain Quick Reference by Brenn Hill, Samanyu Chopra, Paul Valencourt Building Blockchain Projects by Narayan Prusty What you will learn Understand how various components of the blockchain architecture work Get familiar with cryptography and the mechanics behind blockchain Apply consensus protocol to determine the business sustainability Understand what ICOs and crypto-mining are, and how they work Who this book is forBlockchain Developer's Guide is for you if you want to get to grips with the blockchain technology and develop your own distributed applications. It is also designed for those who want to polish their existing knowledge regarding the various pillars of the blockchain ecosystem. Prior exposure to an object-oriented programming language such as JavaScript is needed.

Learn how to develop an ace game for your iOS device, using Sprite Kit About This Book * Learn about the Sprite Kit engine and create games on the iOS platform from the ground up * Acquaint your Sprite Kit knowledge with Swift programming and turn your 2D game conceptualization into reality in no time * An abridged and focused guide to develop an exhaustive mobile game Who This Book Is For This book is for beginners who want to start their game development odyssey in the iOS platform. If you are an intermediate or proficient game developer hailing from a different development platform, this book will be a perfect gateway to the Sprite Kit engine. The reader does not need to have any knowledge of Sprite Kit and building games on the iOS platform. What You Will Learn * Learn about the Sprite Kit game engine and create indie games in no time * Set sail on the quest of game development career by successfully creating a runner game * Know more about the IDE provided by Apple for game development - Xcode * Get an overview of Apple's latest programming language, Swift * Discover the functionalities of scenes and nodes in a game * Explore how physics bodies work and how to add this feature into your game * Grasp knowledge of particle effect and shaders * Add a scoring system into your game to visualize high scores In Detail Game development has always been an exciting subject for game enthusiasts and players and iOS game development takes a big piece of this cake in terms of perpetuating growth and creativity. With the newest version of iOS and Sprite Kit, comes a series of breathtaking features such as Metal rendering support, camera nodes, and a new and improved Scene Editor. Conceptualizing a game is a dream for both young and old. Sprite Kit is an exciting framework supported by Apple within the iOS development environment. With Sprite Kit, creating stunning games has become an easy avenue. Starting with the basics of game development and swift language, this book will guide you to create your own fully functional game. Dive in and learn how to build and deploy a game on your iOS platform using Sprite Kit game engine. Go on a detailed journey of game development on the iOS platform using the Sprite Kit game engine. Learn about various features implemented in iOS 8 that further increase the essence of game development using Sprite Kit. Build an endless runner game and implement features like physics bodies, character animations, scoring and other essential elements in a game. You will successfully conceive a 2D game along with discovering the path to reach the pinnacle of iOS game development. By the end of the book, you will not only have created an endless runner game but also have in-depth knowledge of creating larger games on the iOS platform. Style and approach An easy-to-follow, comprehensive guide that makes your learning experience more intriguing by gradually developing a Sprite Kit game. This book discusses each topic in detail making sure you attain a clear vision of the subject.