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Go Programming Language For Dummies [Pehme köide]

4.25/5 (11 hinnangut Goodreads-ist)

Wei-Meng Lee

Formaat: Paperback / softback, 336 pages, kõrgus x laius x paksus: 234x185x23 mm, kaal: 454 g
Ilmumisaeg: 24-Jun-2021
Kirjastus: For Dummies
ISBN-10: 1119786193
ISBN-13: 9781119786191

Teised raamatud teemal:

Electronics & communications engineering - (Hetkel poes: 1 nimetust)

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Formaat: Paperback / softback, 336 pages, kõrgus x laius x paksus: 234x185x23 mm, kaal: 454 g
Ilmumisaeg: 24-Jun-2021
Kirjastus: For Dummies
ISBN-10: 1119786193
ISBN-13: 9781119786191

Teised raamatud teemal:

Electronics & communications engineering - (Hetkel poes: 1 nimetust)

Püsilink: https://www.kriso.ee/db/9781119786191.html

Märksõnad:

Go Computer program language

Explains how to get to know Go programming, work with data types, use loops for repetitive tasks, add structure to data, organize your code, put Go into action, find resources to expand your knowledge and much more. Original.

Ready, set, program with Go! 

Now is the perfect time to learn the Go Programming Language. It’s one of the most in-demand languages among tech recruiters and developers love its simplicity and power. Go Programming Language For Dummies is an easy way to add this top job skill to your toolkit. Written for novice and experienced coders alike, this book traverses basic syntax, writing functions, organizing data, building packages, and interfacing with APIs. 

Go—or GoLang, as it’s also known—has proven to be a strong choice for developers creating applications for the cloud-based world we live in. This book will put you on the path to using the language that’s created some of  today’s leading web applications, so you can steer your career where you want to Go! 

Learn how Go works and start writing programs and modules 
Install and implement the most powerful third-party Go packages 
Use Go in conjunction with web services and MySQL databases 
Keep your codebase organized and use Go to structure data

With this book, you can join the growing numbers of developers using Go to create 21st century solutions. Step inside to take start writing code that puts data in users’ hands. 

Introduction

(4)

About This Book

(1)

Foolish Assumptions

(1)

Icons Used in This Book

(1)

Beyond the Book

(1)

Where to Go from Here

(2)

PART 1 GETTING STARTED WITH GO

(74)

Chapter 1 Hello, Go!

(16)

Seeing What Learning Go Can Do for You

(1)

Installing Go on Your Machine

(1)

Macos

(1)

Windows

(1)

Using an Integrated Development Environment with Go

(2)

Writing Your First Go Program

(1)

Compiling and running the program

(2)

Understanding how a Go program works

(1)

Making sense of the Go file structure

(1)

Compiling for multiple operating systems

(2)

Comparing Go with Other Languages

(1)

Syntax

(1)

Compilation

(1)

Concurrency

(1)

Library support

(1)

Chapter 2 Working with Different Data Types

(14)

Declaring Always-Changing Variables

(1)

Using the var keyword: Type-inferred variables

(1)

Specifying the data type: Explicitly typed variables

(1)

Using the short variable declaration operator

(1)

Declaring Never-Changing Constants

(1)

Removing Unused Variables

(2)

Dealing with Strings

(1)

Performing Type Conversions

(1)

Discovering the type of a variable

(1)

Converting a variable's type

(2)

Interpolating strings

(3)

Chapter 3 Making Decisions

(14)

Using If/Else Statements to Make Decisions

(1)

Laying the foundation for the if/else statement: Logical and comparison operators

(2)

Using the if/else statement

(2)

Short-circuiting: Evaluating conditions in Go

(4)

When You Have Too Many Conditions: Using the Switch Statement

(1)

Switching with fall-throughs

(1)

Matching multiple cases

(1)

Switching without condition

(3)

Chapter 4 Over and Over and Over: Using Loops

(14)

Performing Loops Using the for Statement

(5)

Iterating over a Range of Values

(1)

Iterating through arrays/slices

(2)

Iterating through a string

(1)

Using Labels with the for Loop

(6)

Chapter 5 Grouping Code into Functions

(14)

Defining a Function

(1)

Defining functions with parameters

(2)

Defining functions with multiple parameters

(1)

Passing arguments by value and by pointer

(3)

Returning values from functions

(1)

Naming return values

(1)

Working with variadic functions

(1)

Using Anonymous Functions

(1)

Declaring an anonymous function

(1)

Implementing closure using anonymous functions

(2)

Implementing the filter() function using closure

(3)

PART 2 WORKING WITH DATA STRUCTURES

(84)

Chapter 6 Slicing and Dicing Using Arrays and Slices

(20)

Arming Yourself to Use Arrays

(1)

Declaring an array

(1)

Initializing an array

(1)

Working with multidimensional arrays

(3)

Sleuthing Out the Secrets of Slices

(1)

Creating an empty slice

(2)

Creating and initializing a slice

(1)

Appending to a slice

(4)

Slicing and Ranging

(1)

Extracting part of an array or slice

(3)

Iterating through a slice

(1)

Making copies of an array or slice

(2)

Inserting an item into a slice

(2)

Removing an item from a slice

(2)

Chapter 7 Defining the Blueprints of Your Data Using Structs

101

(12)

Defining Structs for a Collection of Items

101

(3)

Creating a Go Struct

104

(1)

Making a Copy of a Struct

105

(2)

Defining Methods in Structs

107

(3)

Comparing Structs

110

(3)

Chapter 8 Establishing Relationships Using Maps

113

(16)

Creating Maps in Go

113

(2)

Initializing a map with a map literal

115

(1)

Checking the existence of a key

115

(1)

Deleting a key

116

(1)

Getting the number of items in a map

116

(1)

Iterating over a map

117

(1)

Getting all the keys in a map

117

(1)

Setting the iteration order in a map

118

(1)

Sorting the items in a map by values

118

(3)

Using Structs and Maps in Go

121

(1)

Creating a map of structs

121

(3)

Sorting a map of structs

124

(5)

Chapter 9 Encoding and Decoding Data UsingJSON

129

(22)

Getting Acquainted with JSON

129

(1)

Object

130

(1)

String

130

(1)

Boolean

131

(1)

Number

131

(1)

Object

132

(1)

Array

132

(1)

Null

133

(1)

DecodingJSON

134

(1)

Decoding JSON to a struct

135

(1)

DecodingJSON to arrays

136

(1)

Decoding embedded objects

137

(3)

Mapping custom attribute names

140

(1)

Mapping unstructured data

141

(3)

Encoding JSON

144

(1)

Encoding structs to JSON

144

(4)

Encoding interfaces to JSON

148

(3)

Chapter 10 Defining Method Signatures Using Interfaces

151

(12)

Working with Interfaces in Go

152

(1)

Defining an interface

152

(1)

Implementing an interface

153

(1)

Looking at How You May Use Interfaces

154

(4)

Adding methods to a type that doesn't satisfy an interface

158

(1)

Using the Stringer interface

159

(1)

Implementing multiple interfaces

160

(1)

Using an empty interface

161

(1)

Determining whether a value implements a specific interface

162

(1)

PART 3 MULTITASKING IN GO

163

(32)

Chapter 11 Threading Using Goroutines

165

(14)

Understanding Goroutines

166

(2)

Using Goroutines with Shared Resources

168

(1)

Seeing how shared resources impact goroutines

168

(3)

Accessing shared resources using mutual exclusion

171

(1)

Using atomic counters for modifying shared resources

172

(2)

Synchronizing Goroutines

174

(5)

Chapter 12 Communicating between Goroutines Using Channels

179

(16)

Understanding Channels

179

(1)

How channels work

180

(3)

How channels are used

183

(3)

Iterating through Channels

186

(1)

Asynchronously Waiting on Channels

187

(5)

Using Buffered Channels

192

(3)

PART 4 ORGANIZING YOUR CODE

195

(28)

Chapter 13 Using and Creating Packages in Go

197

(14)

Working with Packages

197

(3)

Creating shareable packages

200

(2)

Organizing packages using directories

202

(2)

Using Third-Party Packages

204

(1)

EmojisforGo

204

(1)

Go Documentation

205

(6)

Chapter 14 Grouping Packages into Modules

211

(12)

Creating a Module

211

(3)

Testing and Building a Module

214

(2)

Publishing a Module on GitHub

216

(7)

PART 5 SEEING GO IN ACTION

223

(62)

Chapter 15 Consuming Web APIs Using Go

225

(18)

Understanding Web APIs

225

(1)

Fetching Data from Web Services in Go

226

(1)

Writing a Go program to connect to a web API

227

(2)

DecodingJSON data

229

(4)

Refactoring the code for decodingJSON data

233

(5)

Fetching from multiple web services at the same time

238

(1)

Returning Coroutine's results to the main() function

239

(4)

Chapter 16 Getting Ready to Serve Using REST APIs

243

(28)

Building Web Services Using REST APIs

243

(1)

HTTP messages

244

(1)

REST URLs

244

(2)

REST methods

246

(2)

REST response

248

(1)

Creating a REST API in Go

249

(1)

Getting your REST API up and running

249

(2)

Testing the REST API

251

(1)

Registering additional paths

251

(3)

Passing in query string

254

(1)

Specifying request methods

255

(2)

Storing the course information on the REST API

257

(10)

Testing the REST API again

267

(4)

Chapter 17 Working with Databases

271

(14)

Setting Up a MySQL Database Server

272

(1)

Interfacing with the MySQL server

272

(2)

Creating a database and table

274

(1)

Creating a new account and granting permission

275

(1)

Connecting to the MySQL Database in Go

276

(2)

Retrieving a record

278

(2)

Adding a record

280

(1)

Modifying a record

281

(2)

Deleting a record

283

(2)

PART 6 THE PART OF TENS

285

(18)

Chapter 18 Ten Useful Go Packages to Create Applications

287

(12)

Color

287

(1)

Installation

288

(1)

Code sample

288

(1)

Now

288

(1)

Installation

288

(1)

Code sample

288

(1)

Go-pushbullet

289

(1)

Installation

289

(1)

Code sample

289

(1)

Goid

290

(1)

Installation

290

(1)

Code sample

290

(1)

Json2Go

291

(1)

Installation

291

(1)

Code sample

291

(1)

Gojq

292

(1)

Installation

293

(1)

Code sample

293

(1)

Turtle

294

(1)

Installation

294

(1)

Code sample

294

(1)

Go-http-client

295

(1)

Installation

295

(1)

Code sample

295

(1)

Notify

296

(1)

Installation

296

(1)

Code sample

296

(1)

Gosx-notifier

297

(1)

Installation

297

(1)

Code sample

297

(2)

Chapter 19 Ten Great Go Resources

299

(4)

The Official Go Website

299

(1)

Go by Example

300

(1)

A Tour of Go

300

(1)

The Go Frequently Asked Questions

300

(1)

The Go Playground

300

(1)

Go Bootcamp

301

(1)

Effective Go

301

(1)

Gophercises

301

(1)

Tutorialspoint

301

(1)

Stack Overflow

302

(1)

Index

303

Wei-Meng Lee is founder of Developer Learning Solutions, specializing in hands-on technology training. His name regularly appears in publications like DevX.com, MobiForge.com, and CODE Magazine. He is also the author of SwiftUI For Dummies, Beginning Swift Programming, Python Machine Learning, and Learning WatchKit Programming.

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