
Golang is a statically typed language that compiles to machine code, making it a great choice for building high-performance web applications.
Golang has a vast ecosystem of packages and libraries that make it easy to build web applications quickly.
To get started with Golang web development, you need to have Go installed on your machine.
You can download the Go binary from the official Go website and follow the installation instructions.
Installation and Setup
To get started with Go, you'll need to install an Integrated Development Environment (IDE). Popular IDEs include Visual Studio Code, Vim, Eclipse, and Notepad, all of which are free.
Visual Studio Code is a great place to start, and you can find the latest version at https://code.visualstudio.com/.
You can also consider using a web-based IDE, but keep in mind that functionality is limited compared to a desktop IDE.
Install IDE
To install an IDE, you'll need to choose one that suits your needs.
Popular options include Visual Studio Code, Vim, Eclipse, and Notepad, all of which are free to download and use.
You can find the latest version of Visual Studio Code at https://code.visualstudio.com/.
Note that web-based IDEs can work too, but their functionality is limited.
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To set up a Go development environment, you'll want to install an Integrated Development Environment (IDE) like Visual Studio Code (VS Code), which is a good place to start.
You can find the latest version of VS Code at https://code.visualstudio.com/.
Popular IDEs include VS Code, Vim, Eclipse, and Notepad, and they're all free. You can use them to both edit and debug Go code.
Web-based IDEs can work as well, but their functionality is limited.
Here are some key features to consider when choosing an IDE:
- Full local golang service development environment using Docker Compose and VSCode devcontainers that just works with Linux, MacOS and Windows.
- Adheres to the project layout defined in golang-standard/project-layout.
- Provides database migration (sql-migrate) and models generation (SQLBoiler) workflows for PostgreSQL databases.
- Integrates IntegreSQL for fast, concurrent and isolated integration testing with real PostgreSQL databases.
- Auto-installs our recommended VSCode extensions for golang development.
Golang Frameworks
The Gin framework is a popular choice for building Golang web applications, and it's used in the Go webapp starter kit.
If you're building a web application with Gin, you can expect automated generation of self-signed certs if enabled, as well as some basic API endpoints like /health, /ping, and index.
Some notable features of the Gin framework include automated builds and releases on 3 major operating systems using GitHub workflows, as well as middleware to add security headers in response, including a strict CSP policy.
Here are some key features of the Go webapp starter kit:
- Terminate/Interrupt signal handler
- Flags for IP/Port binding
- Middleware for managing request flow
- Context to handle data needed throughout request life-cycle
Gin Framework
The Gin Framework is a popular choice for building Golang web applications. It's known for its speed and ease of use.
One of the standout features of Gin is its automated generation of self-signed certificates. This is especially useful for development and testing environments.
Gin also includes some basic API endpoints, such as /health, /ping, and index, which can be used as a starting point for your application.
A key aspect of Gin is its use of environment variables for basic configuration. This makes it easy to customize your application without having to dig into code.
Gin's automated builds and releases on 3 major operating systems using GitHub workflows are a significant advantage for developers. This saves time and effort in deploying and maintaining applications.
Here are some of the key features of Gin:
- Uses Go modules
- Automated generation of self-signed certs (if enabled)
- Some basic, exemplary api endpoints (/health, /ping and index)
- Some basic tests using testify
- Basic configuration using environment variables
- Automated builds and releases on 3 major operating systems using GitHub workflows
- Middleware to add security headers in response including strict CSP policy. If isTlsEnabled flag is set to true HSTS header will be added as well
3 Webapp Kit
The 3 Webapp Kit is a starter kit for building web applications or RESTful services in Google Go. This project is open-source and released under the MIT license.
It has several features baked in, including a terminate/interrupt signal handler. This allows for a clean exit from the application when needed.
The kit also includes flags for IP/port binding. This makes it easy to configure the application to run on a specific IP address and port.
Another feature is middleware for managing request flow. This helps to organize and streamline the request process, making it more efficient and easier to maintain.
A context is also provided to handle data needed throughout the request life-cycle. This ensures that the data is easily accessible and manageable throughout the application.
Here are some of the key features of the 3 Webapp Kit:
- Terminate/Interrupt signal handler
- Flags for IP/Port binding
- Middleware for managing request flow
- Context to handle data needed throughout request life-cycle
9 Simple
The 9 Simple Go app starter is a great place to begin with Go development, and it's especially useful for creating API docs with code annotations thanks to the Go Swaggo plugin.
This starter includes the Go Swaggo plugin, which is a game-changer for documenting your APIs in a clear and concise manner.
The Go Swaggo plugin allows you to easily generate API documentation with code annotations, making it a must-have for any Go developer.
For those who want to get started with Go development quickly, the 9 Simple starter is an excellent choice, providing a solid foundation for building robust and efficient applications.
13 - Microservice
In this section, we'll explore the Go microservice starter, a lean boilerplate for developing microservices in Go.
This boilerplate is designed to get you started quickly, with a Gin server as the foundation. I've found that Gin's lightweight and high-performance features make it an excellent choice for building microservices.
A key feature of this boilerplate is the use of Godotenv to load environment variables. This is especially useful when working with microservices, as it allows you to easily switch between different environments.
The Makefile included in this boilerplate provides a convenient way to manage development and production tasks. With it, you can quickly build, test, and deploy your microservice.
Recommended read: Golang Gin
Air live reload configuration is also included, which enables you to see changes reflected in your application without having to restart it. This is a huge time-saver during development.
The boilerplate also includes Docker configuration, making it easy to containerize your microservice and deploy it to any environment that supports Docker. Additionally, Docker-compose configuration is provided, allowing you to manage multiple containers and services with ease.
Here are the key features of the Go microservice starter:
- Gin server
- Godotenv to load environment variables
- Makefile for development and production tasks
- Air live reload configuration
- Docker configuration
- Docker-compose configuration
Project Structure
The project structure of a GoLang starter project is well-defined and robust. It includes a generic project template written in GO, which is open-source.
One of the key features of this project structure is the definition of controllers, which can be easily extended with methods like GET and POST. This allows for a high degree of flexibility and customization.
The project also includes a data manipulation system that retrieves data from a MySQL database. This is a crucial component for any project that requires data storage and retrieval.
Here are the key components of the project structure:
- Controllers
- Data manipulation system (retrieves data from MySQL database)
- Timed remote data recovery system
- Queue request system
- Configuration cache system via .env file
- Database migration system
Write Some Code
To write some code, you need to create a new Go project. This involves navigating to your home directory in the command prompt and creating a new directory for your code.
Open a command prompt and navigate to your home directory. On Linux or Mac, use the command `cd`, while on Windows, use `cd %HOMEPATH%`.
Create a new directory for your code by running the command `mkdir hello` followed by `cd hello`.
Enable dependency tracking for your code by running the command `go mod init example/hello`. This will create a new `go.mod` file that tracks the dependencies of your code.
Create a new file called `hello.go` in your text editor and paste the following code into it:
```go
package main
import "fmt"
func main() {
fmt.Println("Hello, World!")
}
```
Save the file and run your code using the command `go run .`. This will print "Hello, World!" to the console.
Take a look at this: Golang Cd
Project
The project structure is a crucial aspect of any software development project. It's where you define the organization and flow of your code.
Let's take a look at the Go-Starter-Project, an open-source template of a generic project written in GO. This project includes a definition of controllers, which is a fundamental part of any web application.
Controllers in the Go-Starter-Project are defined to handle GET and POST requests, and you can easily add more methods as needed. This flexibility is a great feature to have in your project structure.
Data manipulation is also a key aspect of the project structure, and the Go-Starter-Project uses a data manipulation system retrieved from a database, specifically MySQL.
The project also includes a timed remote data recovery system, which is a great feature to have in case of data loss or corruption. This system can be configured to run at specific intervals, ensuring that your data is always up to date.
Here are some of the key features of the project structure:
- Definition of controllers
- Definition of controllers GET and POST
- Data manipulation system retrieved from database MySQL
- Timed remote data recovery system
- Queue request system
- Configuration cache system via .env file
- Database migration system
Tutorials and Guides
To get started with Go programming, you can begin with the "Getting started" tutorial, which covers installing Go, writing a "Hello, world" code, and using the go command to run your code.
The tutorial also introduces the Go package discovery tool and shows you how to call functions of an external module.
You can also create a module by following the "Create a module" tutorial, which involves creating two modules: a library and a caller application that uses the library.
Here are the tutorials and guides to get you started with Go programming:
- Getting started: A brief introduction to Go programming that covers installation, writing code, and using the go command.
- Create a module: A tutorial that introduces fundamental features of the Go language by creating a library and a caller application.
- Developing a web service: An interactive tutorial that teaches you how to build a RESTful API server with the Gin Web Framework.
Tutorials
Learning Go programming can be a bit intimidating, but there's no need to feel overwhelmed. You can start with the basics by installing Go and writing some simple "Hello, world" code.
There are several resources available to help you get started. The Go documentation includes a tutorial that covers the basics of the language, including installing Go, writing code, and using the go command to run your code.
You can also find interactive tutorials that guide you through the process of creating a module, which is a library that can be imported by other libraries or applications. This is a great way to learn by doing.

Developing a web service is another important skill to learn in Go. The Gin Web Framework is a popular choice for building RESTful web services, and there are tutorials available that show you how to build a RESTful API server with two endpoints.
If you're looking for a more comprehensive resource, you can check out the Go starter project, which includes support for Viper, Cobra, and GitHub Actions. This project is a great starting point for building a real-world application.
Here are some specific tutorials to get you started:
- Getting started tutorial
- Create a module tutorial
- Developing a web service tutorial
Open Source Apps
Open Source Apps are a great way to get started with coding, and one of the best examples is the popular text editor, Notepad++. It's completely free and can be used for a wide range of tasks, from simple note-taking to complex coding projects.
Notepad++ is highly customizable, with a vast library of plugins and themes available to extend its functionality. This can be a big advantage for coders who want to tailor their editor to their specific needs.
Notepad++ is also incredibly fast and efficient, making it a great choice for large-scale coding projects. With its powerful search and replace features, you can quickly find and fix errors in your code.
The community behind Notepad++ is very active, with a large and supportive user base that contributes to its development and maintenance. This means that you can rely on the app to be regularly updated and improved.
One of the most impressive features of Notepad++ is its ability to handle multiple languages and character sets. This makes it a great choice for coders who work with languages other than English, or who need to edit files with non-standard character sets.
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