What Are stdin, stdout, and stderr on Linux?
stdin, stdout, and stderr are three data streams created when you launch a Linux command. You can use them to tell if your scripts are being piped or redirected. We show you how.
How to Install the Linux 5.0 Update on Ubuntu 18.04 LTS
Canonical just released Ubuntu 18.04.3 LTS, which features Linux kernel 5.0. This kernel, also found in Ubuntu 19.04, includes improved hardware support and performance tweaks. But, if you installed the original Ubuntu 18.04 ...
How to Add a GUI to Linux Shell Scripts
You can use GUI windows, sliders, radio buttons, progress bars, and more in your Bash scripts. Learn how to use the zenity toolkit and give your Bash scripts a facelift. We’ll show you how.
Why I Switched From Ubuntu to Manjaro Linux
For more than a decade, Ubuntu was my Linux distribution of choice. But, for the first time in a long while, I distro-hopped. I now run Manjaro and couldn’t be happier. It’s just that good!...
How to Use the xargs Command on Linux
Need to string some Linux commands together, but one of them doesn’t accept piped input? xargs can take the output from one command and send it to another command as parameters.
Windows 10 Will Let You Load a Custom Linux Kernel
Microsoft is adding a Linux kernel to Windows 10 to power the Windows Subsystem for Linux. But, guess what: You don’t have to use Microsoft’s Linux kernel. You can build your own custom Linux kernel for Windows to...
How to Use the rev Command on Linux
Linux’s rev command reverses strings of text. This command can operate either on provided text or a file, and it seems deceptively simple. But like many command-line utilities, its real power becomes apparent when you ...
How to Set Up Remote Desktop on Ubuntu
Need to get your hands on a distant Ubuntu Linux computer? Set up Ubuntu’s Screen Sharing and take remote control when you need to. You can connect to Screen Sharing with any VNC client. We’ll show you how....
How to Install Software Using Git on Linux
Have you been told to “clone the repo and build it,” and don’t know what to do next? We’ll show you how to get that program on GitHub running on Linux, even if you’re a beginner....
How to Use the look Command on Linux
The Linux look command races through a file and lists all the lines that begin with a particular word or phrase. But watch out! It behaves differently on different Linux distributions. This tutorial will show you how to use i...
How to Monitor the Progress of Linux Commands (With pv and progress)
Instead of flying blind, use the Linux pv and progress commands to track a command’s progress. These utilities will give you progress bars for commands that don’t normally have any. You’ll see an estimated t...
What Is Reverse SSH Tunneling? (and How to Use It)
Need to SSH to an unreachable Linux computer? Have it call you, then burrow down that connection to get your own remote SSH session. We show you how.
How to Remotely Open a GUI Application With PuTTY
Want to remotely access a Linux machine and launch a graphical application? PuTTY to the rescue, thanks to the “enable X11 forwarding” option. You can even do this from Windows—all you need to do is quickly ...
What is a TTY on Linux? (and How to Use the tty Command)
What does the tty command do? It prints the name of the terminal you’re using. TTY stands for “teletypewriter.” What’s the story behind the name of the command? That takes a bit more explaining....
How to Encrypt and Decrypt Files With GPG on Linux
Protect your privacy with the Linux gpg command. Use world-class encryption to keep your secrets safe. We’ll show you how to use gpg to work with keys, encrypt files, and decrypt them.
How to Back Up Your Linux System
Don’t risk data loss. Back up your valuable data from the Linux command line. We’ll be using the rsync command for this, and we’ve even found some nice optional graphical interfaces for it....
How to Use the strings Command on Linux
Want to see the text inside a binary or data file? The Linux strings command pulls those bits of text—called “strings”—out for you.
How to Use Linux’s ar Command to Create Static Libraries
Use Linux’s ar command to create function libraries when you’re developing software. This tutorial will show you how to create a static library, modify it, and use it in a program, complete with sample code....
How to See All Devices on Your Network With nmap on Linux
Think you know what’s connected to your home network? You might be surprised. Learn how to check using nmap on Linux, which will let you explore all the devices connected to your network.
How to Use the pinky Command on Linux
Want to find out about the people logged on to your Linux computer? Well, don’t lift a finger; raise your pinky instead.
How to Access Your Linux (WSL) Files in Windows 10
Windows 10’s May 2019 Update finally offers an easy, safe, and officially supported way to access and work with your Linux files from within File Explorer and other applications. Here’s how to get at your Windows ...
How to List Your Computer’s Devices From the Linux Terminal
Find out exactly what devices are inside your Linux computer or connected to it. We’ll cover 12 commands for listing your connected devices.
How to Use All Linux’s Search Commands
Linux offers six different ways to search, and each has its merits. We’ll demonstrate how to use find, locate, which, whereis, whatis, and apropos. Each excels at different tasks; here’s how to choose the right to...
How to Use the Linux type Command
Find out if a command resolves to an alias, a disk file, a shell function, a built-in command, or a reserved word. Use type to discover how your Linux commands are executed and understand your system better....
How to Export and Import Your Linux Systems on Windows 10
Windows 10 now lets you export installed Linux environments, creating a TAR file of the root file system you can import on other PCs. Copy your configured systems between computers, share them with others, or just save a back...
