View high-resolution images in the console on macOS April 7, 2026 | No Comments | chafa, command, image, information, macos Install with brew: use or command: If the image name contains spaces, enclose everything in single quotes (‘)
How to tell if a port is open given an IP address in macOS | No Comments | command, information, internet, macos, port the command is: hostname is a string as ‘www.google.com’ or ‘abcd’
be able to ping one’s own PC/server (from internet) April 6, 2026 | No Comments | command, configuration, information, internet, linux, Linux Ubuntu Server, macos, server, windows By default, in the router’s “firewall” settings, option “Block Anonymous Internet Requests” is enabled and blocks ping You need to disable it and save it […]
Create an HTTP server in Python on port xxxx to access/download files from a folder April 4, 2026 | No Comments | command, configuration, http, information, internet, linux, Linux Ubuntu Server First you need to have Python or Python 3 installed, then you have the command ‘python3’ Setting up a fast HTTP server (The easiest way)Since […]
newgrp April 2, 2026 | No Comments | command, configuration, docker, information, linux, Linux Ubuntu Server, ssh, sudo It allows you to update your permissions without having to log out When you install Docker and add your user to the group with sudo […]
