Our collection of Go tutorials on various subjects split into categories

In Go, pipes are a convenient way to connect data streams between readers and writers. The io.Pipe function from the io package creates an in-memory pipe, allowing you to pass …

Pointers are a powerful feature in Go that allow you to reference and modify the memory address of a variable directly. By using pointers, you can pass large data structures …

Modules are a powerful feature in Go that make dependency management and version control easy. Go modules allow you to track and control the versions of libraries and packages used …

In Go, you can generate random values using the math/rand package. The rand package provides functions for generating random numbers, strings, and other types, which are essential for tasks like …

Error handling is an essential part of programming, and Go has a simple yet powerful error-handling model. Unlike some languages that use exceptions, Go treats errors as regular values, allowing …

In Go, the defer statement is used to schedule a function call to be executed just before the surrounding function returns. The defer statement is commonly used for resource management …

In Go, working with directories involves creating, reading, updating, and deleting directories and their contents. Go’s os and path/filepath packages provide functions to manage directories and work with directory paths. …

The filepath package in Go provides utility functions to manipulate file paths across different operating systems. This package is essential for handling file paths in a portable way, ensuring your …

In Go, copying files involves reading data from the source file and writing it to the destination file. This process can be achieved using standard libraries like io and os. …

In Go, writing to files is essential when creating programs that need to store data persistently. Go provides several ways to write to files, such as writing entire contents at …

Reading files in Go is a common task, especially when working with external data sources. Go provides several methods for reading files, including reading the entire file content, reading line-by-line, …