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Building Modern CLIs with Typer Python: Type Hints, Auto-completion, and Automatic Validation

By admin June 2, 2026

Typer is a Python library for building modern CLI tools by reading directly from function type hints — no need to declare arguments twice. This guide walks you through: automatic validation, Enums, subcommands, auto-completion, and organizing your code as your project scales.

Development

Building Professional CLIs with Go and Cobra: From ‘Zero’ to ‘Pro’ like Docker & Kubernetes

By admin May 13, 2026

Master the Cobra framework to build professional CLI tools with Go. Detailed guide on creating subcommands, managing flags, and integrating auto-completion like world-class tools.

Python

Python CLI No More ‘Bland’ with Rich: From Debugging to Professional UI

By admin May 8, 2026

Learn how to use the Rich library to upgrade your Python CLI from dull black-and-white to professional. Guide to creating tables, progress bars, and fast debugging.

Network

Saving Linux Server Wi-Fi via CLI: Mastering nmcli and wpa_supplicant

By admin April 13, 2026

Lost Ethernet on a Linux Server? A detailed guide on using nmcli and wpa_supplicant to configure Wi-Fi via CLI, plus practical tips for handling routing and metric issues.

Python

Mastering Command-Line Interface (CLI) Development with Python and Click: Insights from an IT Engineer

By admin March 25, 2026

CLIs are powerful assistants for daily IT tasks. This article shares the secrets to building effective command-line tools with Python and Click, alongside practical experience from an IT Engineer.

Artificial Intelligence tutorial - IT technology blog

IronClaw Installation Guide: A Rust-Written AI Assistant Focused on Security and Privacy

By admin March 6, 2026

IronClaw is a Rust-written CLI AI assistant that runs entirely locally and never transmits data externally — a practical solution for developers who need AI assistance while working with sensitive data. This guide covers everything from installation and Ollama backend configuration to security setup and real-world daily workflows.

How to Install and Use OpenClaw: An Open-Source Personal AI Assistant

By admin March 4, 2026

A guide to installing OpenClaw — an open-source AI assistant that runs directly in your terminal. Compares three approaches (cloud API, web UI, CLI assistant), covers Ollama backend configuration, and shares tips for integrating it into your developer workflow based on six months of real-world use.