Lua Quick Start Guide : The Easiest Way to Learn Lua Programming

Lua is a small, powerful and extendable scripting / programming language that can be used for learning to program, writing games and applications or as an embedded scripting language. There are many popular commercial projects that allow you to modify or extend them trough Lua scripting, and this book will get you ready for that. Over 79 hands-on recipes for professional embedded Linux developers to optimize and boost their Yocto Project know-how About This Book Optimize your Yocto setup to speed up development and debug build issues Use what is quickly becoming the standard embedded Linux product builder framework--the Yocto Project Recipe-based implementation of best practices to optimize your Linux system Who This Book Is For If you are an embedded Linux developer with the basic knowledge of Yocto Project, this book is an ideal way to broaden your knowledge with recipes for embedded development. What You Will Learn Optimize your Yocto Project setup to speed up development and debug build issues Use Docker containers to build Yocto Project-based systems Take advantage of the user-friendly Toaster web interface to the Yocto Project build system Build and debug the Linux kernel and its device trees Customize your root filesystem with already-supported and new Yocto packages Optimize your production systems by reducing the size of both the Linux kernel and root filesystems Explore the mechanisms to increase the root filesystem security Understand the open source licensing requirements and how to comply with them when cohabiting with proprietary programs Create recipes, and build and run applications in C, C++, Python, Node.js, and Java In Detail The Yocto Project has become the de facto distribution build framework for reliable and robust embedded systems with a reduced time to market. You'll get started by working on a build system where you set up Yocto, create a build directory, and learn how to debug it. Then, you'll explore everything about the BSP layer, from creating a custom layer to debugging device tree issues. In addition to this, you'll learn how to add a new software layer, packages, data, scripts, and configuration files to your system. You will then cover topics based on application development, such as using the Software Development Kit and how to use the Yocto project in various development environments. Toward the end, you will learn how to debug, trace, and profile a running system. This second edition has been updated to include new content based on the latest Yocto release. Style and approach This recipe-based book will guide you through all the development stages of an embedded Linux product design using the Yocto Project. Downloading the example code for this book You can download the example code files for all Packt books you have purchased from y.. The easiest way to learn Lua programming Key Features The easiest way to learn Lua coding Use the Lua standard libraries and debug Lua code Embed Lua as a scripting language using the Lua C API Book Description Lua is a small, powerful and extendable scripting/programming language that can be used for learning to program, and writing games and applications, or as an embedded scripting language. There are many popular commercial projects that allow you to modify or extend them through Lua scripting, and this book will get you ready for that. This book is the easiest way to learn Lua. It introduces you to the basics of Lua and helps you to understand the problems it solves. You will work with the basic language features, the libraries Lua provides, and powerful topics such as object-oriented programming. Every aspect of programming in Lua, variables, data types, functions, tables, arrays and objects, is covered in sufficient detail for you to get started. You will also find out about Lua's module system and how to interface with the operating system. After reading this book, you will be ready to use Lua as a programming language to write code that can interface with the operating system, automate tasks, make playable games, and much more. This book is a solid starting point for those who want to learn Lua in order to move onto other technologies such as Love2D or Roblox. A quick start guide is a focused, shorter title that provides a faster paced introduction to a technology. It is designed for people who don't need all the details at this point in their learning curve. This presentation has been streamlined to concentrate on the things you really need to know. What you will learn Understand the basics of programming the Lua language Understand how to use tables, the data structure that makes Lua so powerful Understand object-oriented programming in Lua using metatables Understand standard LUA libraries for math, file io, and more Manipulate string data using Lua Understand how to debug Lua applications quickly and effciently Understand how to embed Lua into applications with the Lua C API Who this book is for This book is for developers who want to get up and running with Lua. This book is ideal for programmers who want to learn to embed Lua in their own applications, as well as for beginner programmers who have never coded before. Downloading the example code for this book You can download the example code files for all Packt books you have pu .. A comprehensive guide to reaping the benefits of architectural modeling in embedded design About This Book Identify and overcome challenges in embedded environments Understand the steps required to increase the security of IoT solutions Build safety-critical and memory-safe parallel and distributed embedded systems Who This Book Is For If you're a software developer or designer wanting to learn about embedded programming, this is the book for you. You'll also find this book useful if you're a less experienced embedded programmer willing to expand your knowledge. What You Will Learn Participate in the design and definition phase of an embedded product Learn about architectural design patterns and engineering tradeoffs Build an embedded development lab and optimize the workflow Write memory-safe code Understand the architecture behind the most communication interfaces Understand the design and development patterns for connected and distributed devices in the IoT Master multitask parallel execution patterns and real-time operating systems In Detail Embedded systems are self-contained units that have a dedicated purpose within a device. We come across a variety of applications of embedded systems in navigation tools, telecom applications, and networking equipment, to name just a few. Embedded Systems Architecture begins with a bird's eye view of embedded development and how it differs from the other systems that you may be familiar with. You'll first be guided to setting up a development environment and then move on to the core system architectural concepts, exploring pragmatic designs, boot-up mechanisms, and memory management. Next, you'll look at the programming interface and device drivers to establish communication via TCP/IP and take measures to increase the security of IoT solutions. Lastly, you'll be introduced to parallel multithreaded applications through the development of a scheduler. By the end of the book, you will have explored various aspects of embedded architecture such as memory management, focusing on a memory-safe approach, multithreading, and the RTOS approach. Style and approach Software developers and designers with experience in different fields, and who want to learn about embedded programming, will benefit from this book. Junior and less experienced embedded programmers willing to expand their knowledge in the field will also find it useful. Downloading the example code for this book You can download the example code fil.. Annotation Learn to design and develop safe and reliable embedded systemsKey FeaturesIdentify and overcome challenges in embedded environmentsUnderstand the steps required to increase the security of IoT solutionsBuild safety-critical and memory-safe parallel and distributed embedded systemsBook DescriptionEmbedded systems are self-contained devices with a dedicated purpose. We come across a variety of fields of applications for embedded systems in industries such as automotive, telecommunications, healthcare and consumer electronics, just to name a few. Embedded Systems Architecture begins with a bird's eye view of embedded development and how it differs from the other systems that you may be familiar with. You will first be guided to set up an optimal development environment, then move on to software tools and methodologies to improve the work flow. You will explore the boot-up mechanisms and the memory management strategies typical of a real-time embedded system. Through the analysis of the programming interface of the reference microcontroller, you'll look at the implementation of the features and the device drivers. Next, you'll learn about the techniques used to reduce power consumption. Then you will be introduced to the technologies, protocols and security aspects related to integrating the system into IoT solutions. By the end of the book, you will have explored various aspects of embedded architecture, including task synchronization in a multi-threading environment, and the safety models adopted by modern real-time operating systems. What you will learnParticipate in the design and definition phase of an embedded product Get to grips with writing code for ARM Cortex-M microcontrollers Build an embedded development lab and optimize the workflow Write memory-safe code Understand the architecture behind the communication interfaces Understand the design and development patterns for connected and distributed devices in the IoT Master multitask parallel execution patterns and real-time operating systemsWho this book is forIf you're a software developer or designer wanting to learn about embedded programming, this is the book for you. You'll also find this book useful if you're a less experienced embedded programmer willing to expand your knowledge Over 79 hands-on recipes for professional embedded Linux developers to optimize and boost their Yocto Project know-howKey FeaturesOptimize your Yocto setup to speed up development and debug build issuesUse what is quickly becoming the standard embedded Linux product builder framework—the Yocto ProjectRecipe-based implementation of best practices to optimize your Linux systemBook DescriptionThe Yocto Project has become the de facto distribution build framework for reliable and robust embedded systems with a reduced time to market.You'll get started by working on a build system where you set up Yocto, create a build directory, and learn how to debug it. Then, you'll explore everything about the BSP layer, from creating a custom layer to debugging device tree issues. In addition to this, you'll learn how to add a new software layer, packages, data, scripts, and configuration files to your system. You will then cover topics based on application development, such as using the Software Development Kit and how to use the Yocto project in various development environments. Toward the end, you will learn how to debug, trace, and profile a running system. This second edition has been updated to include new content based on the latest Yocto release.What you will learnOptimize your Yocto Project setup to speed up development and debug build issuesUse Docker containers to build Yocto Project-based systemsTake advantage of the user-friendly Toaster web interface to the Yocto Project build systemBuild and debug the Linux kernel and its device treesCustomize your root filesystem with already-supported and new Yocto packagesOptimize your production systems by reducing the size of both the Linux kernel and root filesystemsExplore the mechanisms to increase the root filesystem securityUnderstand the open source licensing requirements and how to comply with them when cohabiting with proprietary programsCreate recipes, and build and run applications in C, C++, Python, Node.js, and JavaWho this book is forIf you are an embedded Linux developer with the basic knowledge of Yocto Project, this book is an ideal way to broaden your knowledge with recipes for embedded development. "Lua is a small, powerful and extendable scripting/programming language that can be used for learning to program, and writing games and applications, or as an embedded scripting language. There are many popular commercial projects that allow you to modify or extend them through Lua scripting, and this book will get you ready for that. This book is the easiest way to learn Lua. It introduces you to the basics of Lua and helps you to understand the problems it solves. You will work with the basic language features, the libraries Lua provides, and powerful topics such as object-oriented programming. Every aspect of programming in Lua, variables, data types, functions, tables, arrays and objects, is covered in sufficient detail for you to get started. You will also find out about Lua's module system and how to interface with the operating system. After reading this book, you will be ready to use Lua as a programming language to write code that can interface with the operating system, automate tasks, make playable games, and much more. This book is a solid starting point for those who want to learn Lua in order to move onto other technologies such as Love2D or Roblox. A quick start guide is a focused, shorter title that provides a faster paced introduction to a technology. It is designed for people who don't need all the details at this point in their learning curve. This presentation has been streamlined to concentrate on the things you really need to know"--Page 4 of cover A comprehensive guide to reaping the benefits of architectural modeling in embedded design Embedded systems are self-contained units that have a dedicated purpose within a device. We come across a variety of applications of embedded systems in navigation tools, telecom applications, and networking equipment, to name just a few. Embedded Systems Architecture begins with a bird's eye view of embedded development and how it differs from the other systems that you may be familiar with. You'll first be guided to setting up a development environment and then move on to the core system architectural concepts, exploring pragmatic designs, boot-up mechanisms, and memory management. Next, you'll look at the programming interface and device drivers to establish communication via TCP/IP and take measures to increase the security of IoT solutions. Lastly, you'll be introduced to parallel multithreaded applications through the development of a scheduler. By the end of the book, you will have explored various aspects of embedded architecture such as memory management, focusing on a memory-safe approach, multithreading, and the RTOS approach. If you're a software developer or designer wanting to learn about embedded programming, this is the book for you. You'll also find this book useful if you're a less experienced embedded programmer willing to expand your knowledge. Over 79 hands-on recipes for professional embedded Linux developers to optimize and boost their Yocto Project knowledge The Yocto Project has become the standard embedded Linux product builder framework for reliable and robust embedded systems with a reduced time to market. The Embedded Linux Development Using Yocto Project Cookbook starts with a build system where you set up Yocto, create a build directory, and learn how to debug it. You'll explore the BSP layerfrom creating a custom layer to debugging device tree issues. As you make your way through the book, you'll learn to add a new software layer, packages, and configuration files to your system. You will also cover topics based on application development, such as using the Software Development Kit and how to use the Yocto project in various development environments. In the concluding chapters, you will learn to debug, trace, and profile a running system. By the end of this book, you will have progressed through the Yocto Project based on the latest Yocto release. If you are an embedded Linux developer with basic knowledge of the Yocto Project, this book is an ideal way to broaden your knowledge with recipes for embedded development. Embedded systems - a pragmatic approach -- Work environment and workflow optimization -- Architectural patterns -- The boot-up procedure -- Memory management -- General-purpose peripherals -- Local bus interfaces -- Low-power optimizations -- Distributed systems and IoT architecture -- Parallel tasks and scheduling -- Embedded operating systems Alex Gonza��lez. Previous Edition Published: 2015. Includes Bibliographical References.