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Go Tutorials & Examples

Learn Go programming by example. GOSAMPLES is a library of Go tutorials and examples that helps you solve everyday code problems.

📅 YYYY-MM-DD date format in Go

Learn how to format date without time
introduction time

🌯 Wrap and Unwrap errors in Go

Learn how to create and handle an error hierarchy
introduction errors

🎠 Round float to any precision in Go

Learn how to create a universal rounding function
introduction numbers math

🗝️ Check if a map contains a key in Go

Learn how to check if a key exists in a map
introduction map

📒 Print a number with (comma) thousands separator in Go

Learn how to print a number with language-specific thousands separator
numbers strings format

🐜 Print HTTP request/response for debugging in Go

Learn how to pretty print HTTP request and response
http

🐉 Do-while loop in Go

Learn how to simulate a popular programming loop
introduction loop

💕 Copy a map in Go

Learn how to copy all elements of a map to another
introduction map

◀️ Reverse sort a slice in Go

Learn how to sort a slice in reversed order
sort slice

✂️ Remove duplicates from a slice in Go

Learn how to create a slice with unique values
introduction slice
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