Install Nim Programming Language on Linux

Nim is an open-source, imperative, statically typed compiled programming language. Nim combines the concepts from mature programming languages such as Python, Ada, and Modula.

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How to extract and disassemble vmlinuz file

Obviously, you might wonder, why extract VMLinuz? What is the use of it? Extraction of assembly code may be helpful when you want to debug where the problem occurred and how the specific function is executed.

And in this article, you will see how to extract the vmlinuz file and disassemble (read) the vmlinuz file in Linux.
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How to unpack initrd/initramfs to view content in Linux

There may be a couple of reasons why you need to extract initramfs or initrd images. As of now, I want to fix my computer, which was not allowing me to use my laptop with the following error: “Failed to start VirtualBox Linux kernel module”.

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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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Date command usage in Linux

At first, the date command may seem like a simple utility to you, but once you try to execute the date command with different utilities, you will realize the real power.

A date command can be handy in bash scripting, backup, and the limation is your imagination.
In this article, you will see the basic to advanced usage of the date command in Linux.

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A simple solution to the Private Key-Loss Conundrum

Statistically, over 10% of users forget or lose their passwords or private keys for encrypted data.

This is not a big problem if there is a password or private key recovery option, but it becomes a disaster when there is no way to recover the lost or forgotten password or private key.

To avoid such disastrous situations, users may use a simple four-step approach to generate easily recoverable private keys based on dynamical passwords.

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How to Reset Forgotten Root Password in Debian and Bedrock Linux

Once you add a general user into the sudo group, then there is no need to use a root account for the administrative tasks. But due to some odd reason, you are not able to access your primary account?

In that case, the root account can be a savior. But unfortunately, you are not getting the root password too. Now the only way is to reset the root password.

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Complete guide on Inode number in Linux with an examples

I’m going to ask you a question. What do you see when you pass the ls -l command? A list of files with a bunch of details like permission, number of files, file owner, group owner, size, date & time along with a file name, and more number of data can be accessed using different parameters, but have you ever imagined where all data get stored, and what we call for this data type?

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AppImage Pool standalone App Store for AppImages

In Linux, we have many different ways to install applications like Snap, Flatpak, AppImages, and default package manager.

The common thing in them they all provide their custom app store or platform to Find, Manage, Install Apps except AppImages.

For newbies, AppImages is a bundle of any application. Inside, a single-bundle application provides all required tools with required dependencies.

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Debian/Ubuntu: Configure knockd on Server for Port Knocking

When I was young, my mother asked me not to open the door unless the door knocked in a series of four which was only known to us. I think you all have done in their childhood or later.

That same concept I want to use in my Linux system, you are pondering what he is speaking? How and where will be a door on my system, and how to knock? I do not understand it; explain to me this abstract concept.

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