-y used to display differences in files side by side -s Report when two compared files are identical -r If a directory is specified, this option will compare any subdirectories found. -i Since Linux is case sensitive, this option will ignore all case sensitive differences. -B Ignore blank lines and don’t show them as differences
How to Use the diff Command in Linux? Read More »
Your Ubuntu machine’s clock needs to stay correct, and the time zone setting only changes how that time is displayed. Time synchronization corrects the clock itself by checking it against time servers on the network, through a time client such as chrony. You’ll find which time client your system runs and set it up. What
How To Set Up Time Synchronization on Ubuntu? Read More »
People use the word Linux both for a core piece of software and for a whole operating system like Ubuntu. That core piece, the Linux kernel, connects your programs to the computer’s hardware, and a distribution bundles it with the desktop and apps you work in. In this piece, I’ll explain how the kernel and
What is Linux? A Beginner’s Introduction Read More »
Choosing a Linux system to install means picking a distribution, and Zorin OS is one built on Ubuntu. It takes Ubuntu’s long-term-support base and adds Zorin’s desktop layouts and bundled apps, in free and paid editions. I’ll go through what each edition includes and the hardware it needs, so you can pick the right download.
What Is Zorin OS? Its Ubuntu Base, Editions, and Requirements Read More »
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
Linux ping Command Read More »
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
Types of Shell in Linux: Understanding Your Command Line Options Read More »
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
How to use the FTP command in Linux? Read More »
On Red Hat Enterprise Linux and similar systems, you install and update software from repositories, the sources that hold packages. The yum command searches those repositories, installs what you pick and pulls in the other packages it depends on. This cheat sheet gives you the yum commands for everyday package work and shows how to
The yum command in Linux – A Cheat sheet Read More »
To see which programs on your Linux machine are using the network, or which ports are open for connections, you list its sockets. The ss and netstat commands do that, showing each socket with the addresses and ports it uses. Here I’ll show you how to list listening ports and find which process is behind
Understand netstat and ss commands on Linux Read More »
Debian and Ubuntu install a Python for you, but it can be older than the latest stable release on Python.org. Building Python from its source code lets you install a newer version beside it, without replacing the one your system tools use. Below, I’ll install the build tools and compile Python 3.14.8 into a folder
Installing Latest Python on Debian/Ubuntu using Source Read More »