CLI Archives - ITFROMZERO - Share tobe shared!

Virtualization tutorial - IT technology blog

Multipass Guide: Spin Up an Ubuntu VM via CLI in Just 20 Seconds

By IT From Zero November 1, 2026

A complete guide to installing and using Multipass on Linux and Windows. Learn how to launch clean Ubuntu VMs via CLI in 20 seconds, mount host code, and clean up resources quickly.

Development

Building Professional CLIs with Node.js and Oclif: From Fragmented Scripts to Standardized Tools

By IT From Zero September 24, 2026

Don't let your workflow be slowed down by fragmented scripts. Learn how to use Oclif to build professional Node.js CLI tools and significantly boost DevOps team productivity.

Linux

Zellij: Install and Use This Rust-Based Terminal Multiplexer as a tmux Alternative on Linux

By IT From Zero August 19, 2026

Zellij is a terminal multiplexer written in Rust, offering a more intuitive alternative to tmux — every keybinding is displayed right on the statusbar, so there's nothing to memorize or look up. This guide covers installation on common Linux distributions, configuring layouts, floating panes, and session persistence for everyday server administration workflows.

Linux

Installing Homebrew on Linux: Manage the Latest CLI Tools Without Root Access

By IT From Zero August 11, 2026

Installing Homebrew on Linux gives you access to the latest CLI tools (gh, jq, fzf) without needing sudo. A lifesaver for Sysadmins working on restricted servers.

Python

Upgrade Your Python CLI with Questionary: Stop Your Scripts from Crashing Due to User Input Errors

By IT From Zero August 10, 2026

Instead of using the crash-prone input() function, use Questionary to create professional Python CLI interfaces with powerful menus, checkboxes, and data validation.

Development

Building CLIs with Rust and Clap: Goodbye to Your Tangled Bash Scripts

By IT From Zero July 8, 2026

Replace Bash scripts with Rust and Clap to build safe, high-performance CLI tools. A detailed guide on configuring subcommands and optimizing binaries for production environments.

Python

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

By IT From Zero 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 IT From Zero 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 IT From Zero 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 IT From Zero 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.