#howto

Reptyr: Move Working Process into Another Terminal Session without Closing in Linux

If you are a Linux or cloud administrator or anyone whose life revolves around a Linux terminal, then you need to LEARN about Reptyr, RIGHT NOW! You might be thinking, what the heck is this tool and why should you use it? What void space does it fill?

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Use Apt or Apt-Get Command to Install a Specific Version of a Package on Ubuntu

Do you want to install a specific version of a package using the apt or apt-get command without using modern sandboxing tools like Snap or Flatpak?

Then check your package for all available versions that you want to install by using the below command.

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Uncover: Quickly Discover Exposed Hosts on the Internet from Linux

No doubt, Shodan is an amazing way to find devices connected to the internet. However, it is not the only search engine. There are several platforms like Censys and Fofa that offer you the chance to check if the device is connected to the internet.

If you have a list of IP addresses and check it on Shodan (to know whether they are exposed to the internet), in a very rare situation, you might not see any result declaring that they are not exposed.

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nnn: A Linux Terminal File Manager To Reduce Your Terminal Navigational Stress

Throw your desktop environment and start using the terminal app for your daily routine. Sounds easy! Those who did this can easily relate to the pain of navigating to the different directories using the cd command.
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How to enable bash completion in AlmaLinux/RHEL based OS

After switching from the Debian distribution to AlmaLinux, I have found that bash-completion is not working when I press the TAB button for the next available suggestion

I am very used to the bash-completion feature as it makes my job very easy. Can you tell me the steps to turn on this feature on my AlmaLinux machine?

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How to fix VMware could not connect ‘Ethernet 0’ to virtual network ‘/dev/vmnet8’

When you start your virtual machine, you will find an error pop up on the bottom right with the error message “could not connect ‘Ethernet 1’ to the virtual network ‘/dev/vmnet8′” and ask you to read the log for more information.

And the chances are quite high that you will not get the message until you click on the red cross ethernet Ethernet error symbol mark to connect to the internet, like in the below image.

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How to Enable X11 and Disable Wayland Window System

There are multiple ways to switch from the Wayland window system to the X11 window system, such as follows:
1.) Easily switch from Wayland to the X11 Window system from the lockscreen.
2.) Modify /etc/gdm3/daemon.conf or /etc/gdm3/custom.conf to permanently disable Wayland. Read more

Easy way to fix: sudo unable to resolve host name or service not known

Once in a while, you will encounter the above error after making changes to /etc/hostname. And the resolution of this error is pretty simple.

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How to find UUID of Disk Storage with the simple command

Most likely, you are looking for a solution to auto-mount disk storage whenever the system gets power on instead of doing it manually. Of course, it is not feasible to mount a location every time, and what if your application or program crashes because of a missing location?

So, to avoid this type of conflict, we can leverage /etc/fstab file to automount the disk, but the question is, it asks for a UUID

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How to Install and Use Telnet on Linux Systems

Telnet can perform a few things that can be very helpful for Linux network administrators, like testing the open port over the remote system for troubleshooting, which is not possible in SSH protocol.

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