How to change your forgotten root password on CentOS 7
I’m not used to forget things, especially important ones, such as passwords. But unfortunately, such things can happen to anyone...
The hierarchy of the file system in Linux
Filesystem Hierarchy Standard (FHS) is a standard that defines the structure of directories and their content in *nix operating systems....
Variables and operators in Java
In a script (or program), constant data and variable data are used that change values during program execution. These data...
REVISAL Installation Guide: instructions for the latest version
Starting with June 1, 2019, the new version of REVISAL 6.0.7 is available. The application can be downloaded for free...
What is Kafka in big data?
The article aims to present a series of general notions about Kafka and the role this system plays in the...
Cryptkeeper the best tool for encrypting folders in Linux
Let’s say you want to have one, two or more encrypted folders in your Linux user account. You want these...
What is SteamOS
SteamOS is a Linux kernel-based Debian, developed by Valve Corporation, designed to become the primary operating system for Steam Games...
What is OAuth
OAuth is a free protocol that allows access to resources on another website without disclosing login credentials (username and password)...
Peer to peer networks
A peer-to-peer network is a network architecture for distributed applications that share tasks with multiple partners. Peer-to-peer, or P2P in...
What is AppInventor
Google App Inventor is a visual programming language initiated by Google and taken over by MIT in 2012. It is designed...
