Böcker av Sau Sheong Chang

Go is an increasingly popular language for programming everything from web applications to distributed network services. This practical guide provides recipes to help you unravel common problems and perform useful tasks when working with Go. Each recipe includes self-contained code solutions that you can freely use, along with a discussion of how and why they work. Programmers new to Go can quickly ramp up their knowledge while accomplishing useful tasks, and experienced Go developers can save time by cutting and pasting proven code directly into their applications. Recipes include: Creating a module; Calling code from another module; Returning and handling an error; Converting strings to numbers (or converting numbers to strings); Modifying multiple characters in a string; Creating substrings from a string; Capturing string input; And so much more.--Back cover.

KEY FEATURES Comprehensive and detailed tour of Go's powerful features Step-by step guide for end-to-end Web application development Tip and tricks for avoiding common pitfalls AUDIENCE Written for Web developers with a working knowledge of the Go language.

If youre curious about how things work, this fun and intriguing guide will help you find real answers to everyday problems. By using fundamental math and doing simple programming with the Ruby and R languages, youll learn how to model a problem and work toward a solution.All you need is a basic understanding of programming. After a quick introduction to Ruby and R, youll explore a wide range of questions by learning how to assemble, process, simulate, and analyze the available data. Youll learn to see everyday things in a different perspective through simple programs and common sense logic. Once you finish this book, you can begin your own journey of exploration and discovery.Here are some of the questions youll explore:Determine how many restroom stalls can accommodate an office with 70 employeesMine your email to understand your particular emailing habitsUse simple audio and video recording devices to calculate your heart rateCreate an artificial societyand analyze its behavioral patterns to learn how specific factors affect our real society