All About Linux.

When a website won’t load or a server stops answering, the first thing to check is whether your computer can reach that machine at all. The ping command checks that by sending small test messages and timing the replies. I’ll show you how to run ping, read what it prints, and what a reply does

Every command you type in a Linux terminal is read by a program called the shell, and Linux has more than one shell to choose from. The shell interprets what you type and starts programs, while the terminal window only displays the session. You’ll see how the Linux shells differ, from sh to zsh, and

To move files between your computer and a remote server, Linux has an ftp command. It connects to a File Transfer Protocol (FTP) server and gives you a prompt for browsing the server’s folders and transferring files. This guide covers moving files with get and put once you’re connected, and why plain FTP shouldn’t carry

A long task started in a Linux terminal can stop when you close that terminal, because the shell can send it a hangup signal. The nohup command starts a program with that signal ignored, so it keeps running. I’ll cover running a job with nohup and & so you get your prompt back, and where

Seeing what’s in a folder is one of the first things you’ll do in a Linux terminal. The ls command lists a folder’s contents, and its options can show hidden files or add details like size and modification time. Below are the ls options that change which entries appear and how they’re sorted. What is

On Fedora and other systems that install software as RPM packages, a program you no longer need is removed through the same package manager that installed it. Running yum remove takes the package out, and yum shows you every package it plans to remove before anything changes. The steps below cover finding a package’s exact