How to Enable SSH on Raspberry Pi

Secure Shell (SSH) is a cryptographic network protocol used for a secure connection between a client and a server. In the recent versions of Raspbian, the SSH access is disabled by default but it can be easily enabled. Learn More

Intel Discloses Four New Microarchitectural Data Sampling (MDS) Vulnerabilities

Security researchers have publicly disclosed today a series of potential security vulnerabilities affecting Intel microprocessors, which may allow information disclosure on users' machines. Learn More

How to convert Excel files to HTML or JSON

Many businesses use Excel files to manage price lists, product inventories, advertising settings, financial data, and more. However, due to the ubiquity of the web, there is a growing need for organizations to display this type of data on websites or process it in third-party tools. Converting Excel data into web-based formats like JSON and HTML makes that possible. Learn More

Linux C Programming Tutorial Part 25 - Function pointers

Up until now in this ongoing C programming tutorial series, we have discussed the basic concept of pointers as well as quite a few aspects related to pointers, like pointer to an array and array of pointers. Expanding upon our understanding of pointers, in this tutorial, we will discuss the concept of pointers to functions. Learn More

10 moments that shaped Linux history

In August 2018, Opensource.com posted a poll with seven options asking readers: What was the most important moment in the history of Linux? I thought I would expand on the list and present 10 moments that I think have played an important part in shaping the history of Linux. Learn More

How to Create an ISO File in Ubuntu 18.04 LTS

Most operating system and programs especially large one comes in an ISO format containing all required installation files. An ISO file or an ISO image is a perfect representation of all file and folders contained in a CD /DVD. Alternatively, you can say that it is a package all installation files and folder in one single file in an ISO format. Learn More

Awk utility in Fedora

Fedora provides awk as part of its default installation, including all its editions, including the immutable ones like Silverblue. But you may be asking, what is awk and why would you need it?

Awk is a data driven programming language that acts when it matches a pattern. On Fedora, and most other distributions, GNU awk or gawk is used. Read on for more about this language and how to use it. Learn More

Linux C Programming Tutorial Part 13 - Bitwise Operators (Basics)

Up until now in this ongoing C programming tutorial series, we have discussed multiple kinds of operators, like arithmetic, logical, relational, and assignment. However, there's another kind of operators that are very integral to the C programming language. We are talking about bitwise operators. Learn More

Best Linux Distros for Beginners

So, you heard about Linux so many times but never had the guts to finally commit to the change cause of those scary stories that you heard on how complex setting up Linux is, and the choice of the Linux distribution in the first place? Well, you shouldn’t worry about that anymore because we got you covered.

Read the full list of beginner Linux distros here

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Chown Command in Linux

Linux systems are designed in such a way that they can support multiple users. Because of this Linux systems should maintain the database for access permissions for different files and directories. So it will know that who can access these files and directories. Following are the two main types of permissions in Linux: Learn More

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