Open Git Bash. Paste the text below, substituting in your GitHub email address. ssh-keygen -t ed25519 -C [email protected] When you are asked to “Enter a file in which to save the key,” press Enter. This accepts the default file location. Enter a file in which to save the key (/c/Users/you/.ssh/id_ed25519):[Press enter] At the prompt, type …
What is a port?A port is a virtual point where network connections start and end. Each port is associated with a specific process or service. Ports allow computers to easily differentiate between different kinds of traffic. For example, emails go to a different port than webpages, even though both reach a computer over the same …
What Computer Specs Do I Need for Programming?The minimum requirements for programming include: Intel Core i5 or i7 processor Full HD resolution, ideally 1920×1080 8GB of RAM What determines the best programming setup for you depends on a few things. First, preference plays a huge role in what processor to look for. You also must …
What is Windows?Windows is a popular Operating system owned and launched by Microsoft in the year 1985. It provides a smooth and compatible environment for running a variety of applications and software. The latest version of Windows is Windows 10 however, Windows 7 and Windows Pro have been the most successful versions. What Is Ubuntu?Ubuntu …
By default, Ubuntu comes with a firewall configuration tool called UFW (Uncomplicated Firewall) UFW is a user-friendly front-end for managing iptables firewall rules. It’s designed to make managing the iptables firewall easier or as the name says uncomplicated. If UFW is not installed on your system, you can install the package by typing: $ sudo …
WebRTC is an open-source communication technology for mobile and desktop platforms. It enables person-to-person communication by connecting two devices in real-time. Facebook Messenger and Whatsapp use WebRTC, which was released in 2018. The technology is built on APIs that require no plugins. WebRTC enables real time media communication in browsers and standalone apps. The WebRTC …
VirtualBox snapshots are a powerful and easy to use feature that allows you to save a VM in its current state for use later. At any point you can restore the VM to this state no matter how much the VM has changed since the snapshot was taken. This is how to take a snapshot: …
GUI or Graphical User Interfaces were developed in the late 1970s by Xerox Palo Alto research laboratory. They were deployed in Apple’s Macintosh and Microsoft’s Windows operating systems. Many modern graphical user interfaces feature touchscreen and voice-command interaction capabilities. The Xerox system is still in use today. How Does a Graphical User Interface Work?Graphical user …
Web ApplicationA Web application is an application program that is stored on a remote server and delivered over the Internet through a browser interface. Commonly used Web applications can include webmail, online calculators, or e-commerce shops. Some Web apps can be only accessed by a specific browser. However, most are available no matter the browser. …
GNOME Partition or GParted is a free, open-source graphical partition editor created by the GNU project. GParted purpose: GParted is used for creating, deleting, resizing, moving, checking, and copying disk partitions and their file systems. This is useful for creating space for new operating systems, reorganizing disk usage, copying data residing on hard disks, and …