Spot errors in your Go code you didn’t even know you were making and boost your productivity by avoiding common mistakes and pitfalls. 100 Go Mistakes and How to Avoid Them shows you how to: Dodge the most common mistakes made by Go developers Structure and organize your Go application Handle data and control structures efficiently Deal with errors in an idiomatic manner Improve your concurrency skills Optimize your code Make your application production-ready and improve testing quality 100 Go Mistakes and How to Avoid Them puts a spotlight on common errors in Go code you might not even know you’re making. You’ll explore key areas of the language such as concurrency, testing, data structures, and more—and learn how to avoid and fix mistakes in your own projects. As you go, you’ll navigate the tricky bits of handling JSON data and HTTP services, discover best practices for Go code organization, and learn how to use slices efficiently. About the technology Understanding mistakes is the best way to improve the quality of your code. This unique book examines 100 bugs and inefficiencies common to Go applications, along with tips and techniques to avoid making them in your own projects. About the book 100 Go Mistakes and How to Avoid Them shows you how to replace common programming problems in Go with idiomatic, expressive code. In it, you’ll explore dozens of interesting examples and case studies as you learn to spot mistakes that might appear in your own applications. Expert author Teiva Harsanyi organizes the error avoidance techniques into convenient categories, ranging from types and strings to concurrency and testing. What's inside Identify and squash code-level bugs Avoid problems with application structure and design Perfect your data and control structures Optimize your code by eliminating inefficiencies About the reader For developers proficient with Go programming and syntax. About the author Teiva Harsanyi is a senior software engineer at Docker with experience in various domains, including safety-critical industries like air traffic management. Table of Contents 1 Go: Simple to learn but hard to master 2 Code and project organization 3 Data types 4 Control structures 5 Strings 6 Functions and methods 7 Error management 8 Concurrency: Foundations 9 Concurrency: Practice 10 The standard library 11 Testing 12 Optimizations

Muffin tops. Scrunchies. Suntan hose. Slut shoes. Visible panty line. Who hasn’t had the unfortunate experience of witnessing—or (gasp!) actually wearing—one of these fashion disasters? The atrocities Clinton Kelly has seen—it’s a surprise he hasn’t gouged out his own eyes. Mom jeans? Fancy fingernails? Tracksuits? In the same straight-talking style that has made TLC’s What Not to Wear a smash hit for eight seasons, the cheeky media personality and author of Freakin’ Fabulous shows women how to outfit themselves with confidence and style as he pokes fun at fashion "don’ts." From the most obvious faux pas (Texas tuxedos) to borderline offenses (peekaboo boobies), Clinton offers detailed and entertaining critiques of our top one hundred sartorial slip-ups. He turns his keen eye to wardrobe, color, cut, cleanliness, hairstyle, accessories, and even posture. And because he loves you, he presents easy alternatives and practical suggestions for creating fabulous outfits that will make you forget you ever wore socks with clogs. Clinton also explains how to use trends to your advantage at any age, from deciding which ones work for you to understanding how to wear them to keep your look relevant. Because if you’re not comfortable in the sequined mini, everyone around you will know it. A delightful mix of hilarious dish and expert fashion advice, Oh No She Didn’t will turn anyone from fashion victim to fashionista in no time.

Identify mistakes standing in the way of investment success With so much at stake in investing and wealth management, investors cannot afford to keep repeating actions that could have serious negative consequences for their financial goals. The Five Mistakes Every Investor Makes and How to Avoid Them focuses on what investors do wrong so often so they can set themselves on the right path to success. In this comprehensive reference, readers learn to navigate the ever-changing variables and market dilemmas that often make investing a risky and daunting endeavor. Well-known and respected author Peter Mallouk shares useful investment techniques, discusses the importance of disciplined investment management, and pinpoints common, avoidable mistakes made by professional and everyday investors alike. Designed to provide a workable, sensible framework for investors, The Five Mistakes Every Investor Makes and How to Avoid Them encourages investors to refrain from certain negative actions, such as fighting the market, misunderstanding performance, and letting one's biases and emotions get in the way of investing success. Details the major mistakes made by professional and everyday investors Highlights the strategies and mindset necessary for navigating ever-changing variables and market dilemmas Includes useful investment techniques and discusses the importance of discipline in investment management A reliable resource for investors who want to make more informed choices, this book steers readers away from past investment errors and guides them in the right direction.

A guide to avoiding investment mistakes reveals the most common errors investors make and provides a framework for rethinking investment and money management strategies.

Learn to speak more natural Korean and avoid common mistakes!

Summary Go in Practice guides you through 70 real-world techniques in key areas like package management, microservice communication, and more. Following a cookbook-style Problem/Solution/Discussion format, this practical handbook builds on the foundational concepts of the Go language and introduces specific strategies you can use in your day-to-day applications. Purchase of the print book includes a free eBook in PDF, Kindle, and ePub formats from Manning Publications. About the Technology Go may be the perfect systems language. Built with simplicity, concurrency, and modern applications in mind, Go provides the core tool set for rapidly building web, cloud, and systems applications. If you know a language like Java or C#, it's easy to get started with Go; the trick is finding the practical dirt-under-the-fingernails techniques that you need to build production-ready code. About the Book Go in Practice guides you through dozens of real-world techniques in key areas. Following a cookbook-style Problem/Solution/Discussion format, this practical handbook builds on the foundational concepts of the Go language and introduces specific strategies you can use in your day-to-day applications. You'll learn techniques for building web services, using Go in the cloud, testing and debugging, routing, network applications, and much more. After finishing this book, you will be ready to build sophisticated cloud-native Go applications. What's Inside Dozens of specific, practical Golang techniques Using Go for devops and cloudops Writing RESTful web services and microservices Practical web dev techniques About the Reader Written for experienced developers who have already started exploring Go and want to use it effectively in a production setting. About the Authors Matt Farina is a software architect at Deis. Matt Butcher is a Principal Engineer in the Advanced Technology Group at Hewlett Packard Enterprise. They are both authors, speakers, and regular open source contributors. Table of Contents PART 1 - BACKGROUND AND FUNDAMENTALS Getting into Go A solid foundation Concurrency in Go PART 2 - WELL-ROUNDED APPLICATIONS Handling errors and panic Debugging and testing PART 3 - AN INTERFACE FOR YOUR APPLICATIONS HTML and email template patterns Serving and receiving assets and forms Working with web services PART 4 - TAKING YOUR APPLICATIONS TO THE CLOUD Using the cloud Communication between cloud services Reflection and code generation

Master key features of Go, including advanced concepts like concurrency and working with JSON, to create and optimize real-world services, network servers, and clients Key FeaturesThis third edition of the bestselling guide to advanced Go programming has been overhauled and expanded to cover RESTful servers, the WebSocket protocol, and Go genericsUse real-world exercises to build high-performance network servers and powerful command line utilitiesPacked with practical examples and utilities to apply to your own development work and administrative tasksGet clear explanations about Go nuances and features to simplify Go developmentBook Description Mastering Go is the essential guide to putting Go to work on real production systems. This freshly updated third edition includes topics like creating RESTful servers and clients, understanding Go generics, and developing gRPC servers and clients. Mastering Go was written for programmers who want to explore the capabilities of Go in practice. As you work your way through the chapters, you'll gain confidence and a deep understanding of advanced Go concepts, including concurrency and the operation of the Go Garbage Collector, using Go with Docker, writing powerful command-line utilities, working with JavaScript Object Notation (JSON) data, and interacting with databases. You'll also improve your understanding of Go internals to optimize Go code and use data types and data structures in new and unexpected ways. This essential Go programming book will also take you through the nuances and idioms of Go with exercises and resources to fully embed your newly acquired knowledge. With the help of Mastering Go, you'll become an expert Go programmer by building Go systems and implementing advanced Go techniques in your projects. What you will learnUse Go in productionWrite reliable, high-performance concurrent codeManipulate data structures including slices, arrays, maps, and pointersDevelop reusable packages with reflection and interfacesBecome familiar with generics for effective Go programmingCreate concurrent RESTful servers, and build gRPC clients and serversDefine Go structures for working with JSON dataWho this book is for You'll need to know the basics of Go before you get started with this book, but beyond that, anyone can sink their teeth into it. It's written primarily for Go programmers who have a bit of experience with the language and want to become expert practitioners.