@jryannel

Jürgen Ryannel

@jryannelJoined September 2022

Enjoy your life and life in harmony with the code you wrote.

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Gain Insights with AIcode-harmony.hashnode.dev6 posts

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JRJürgen Ryannelcode-harmony.hashnode.devJan 29 · 16 min read

Testing Go CLI Applications: A Comprehensive Guide

Unit Testing and Testscript Approaches for Robust Command-Line Tools Version: 1.0Date: January 2025Author: Technical Documentation Executive Summary Command-line interface (CLI) applications built with Go present unique testing challenges. Unlike w...

JRJürgen Ryannelcode-harmony.hashnode.devJan 3, 2023 · 2 min read

GO 04 - Using Chi router

A program that uses two routes for the conversion of Fahrenheit to Celsius using the chi router and standard HTTP package. package main import ( "fmt" "net/http" "strconv" "github.com/go-chi/chi" ) func fahrenheitToCelsius(fahrenhe...

JRJürgen Ryannelcode-harmony.hashnode.devJan 3, 2023 · 2 min read

GO 03 - HTTP Server

Here is a simple program that starts an HTTP server and listens for requests on port 8080. When the server receives a request, it checks the path of the request to determine whether to convert a temperature from Fahrenheit to Celsius, or from Celsius...

JRJürgen Ryannelcode-harmony.hashnode.devJan 2, 2023 · 2 min read

Go 02 - Parse command line flags

A go program to convert temperatures from and to Fahrenheit using command line flags. Simple Program A simple program that allows you to convert temperatures between Fahrenheit and Celsius using command line flags: package main import ( "fmt" ...

JRJürgen Ryannelcode-harmony.hashnode.devJan 2, 2023 · 2 min read

Go 01 - Convert temperatures

Convert Fahrenheit to Celsius Here is a simple function that takes a temperature in Fahrenheit and returns the equivalent temperature in Celsius: func fahrenheitToCelsius(fahrenheit float64) float64 { return (fahrenheit - 32) * 5/9 } This functi...

Jürgen Ryannel

About

Available for

Jürgen Ryannel's blogs

Recently published

Testing Go CLI Applications: A Comprehensive Guide

GO 04 - Using Chi router

GO 03 - HTTP Server

Go 02 - Parse command line flags

Go 01 - Convert temperatures

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Jürgen Ryannel

About

Available for

Jürgen Ryannel's blogs

Recently published

Testing Go CLI Applications: A Comprehensive Guide

GO 04 - Using Chi router

GO 03 - HTTP Server

Go 02 - Parse command line flags

Go 01 - Convert temperatures