Computer & Electronics 2024, November

The administrator account of a computer allows you to have total control of the system, which allows you to change the configuration of the operating system and make changes to the file system. Regardless of the operating system your computer is using, you can change the system administrator account password using the command line.

Sometimes it can be very useful to have two separate operating systems on the same PC. For example, you may need Windows 10 and a version of Linux or Windows 10 and an older version of Windows (very useful scenario when you are forced to use outdated software, no longer compatible with the new versions of the Microsoft operating system.

This wikiHow teaches you how to view a JPEG (.jpg) file saved on a PC or Mac. Steps Method 1 of 2: Windows Step 1. Open the folder that contains the JPEG file Go to the desktop if it is in this area, otherwise press ⊞ Win + E to open the file explorer, then look for the folder containing the image you are looking for.

This article explains how to open the main Skype database from the user account folder using a computer running Windows. Database (DB) files are only supported on Windows. Steps Step 1. Open your computer's "Start" menu The button depicts the Windows icon and is located at the bottom left.

This article explains how to convert a PRN file to XPS format on a desktop computer for the purpose of viewing it without downloading or installing a third-party application. Steps Step 1. Search for the PRN file you want to open on your computer Go through the folders and locate the file you want to view.

Android is one of the most popular operating systems today. If you want to install it on your smartphone or tablet, continue reading this tutorial. The operating system used in the example is version 4.4.2 Kitkat and will be installed on a Samsung Galaxy S4.

You can quickly view the desktop on a Mac using a keyboard shortcut, making a specific gesture on the trackpad, or creating a custom shortcut. Steps Method 1 of 3: Using a Keyboard Shortcut Step 1. Press Fn + F11 to display the desktop immediately .

This article explains how to mount an ISO file, i.e. a disk image (CD-ROM or DVD), on a Windows or Mac computer in order to then install its contents on the system. Steps Method 1 of 2: Windows Step 1. Navigate to the folder where the ISO file is stored Locate the disk image (the ISO file) whose content you want to install on your computer, then navigate to the folder where it is stored.

This article explains how to turn on Bluetooth on a computer with a Windows or macOS operating system. Steps Method 1 of 2: Windows Step 1. Click on This button is usually found in the lower left corner of the screen. Step 2.

Apple's Messages app allows you to personalize conversations with your friends in many different ways. You can add confetti to your messages by accessing a new menu, which appears by pressing and holding the ↑ button, normally used for sending.

If you want to dual boot Windows and Linux on your PC, this guide will teach you an easy way to dual boot XP and Ubuntu. Steps Step 1. Insert the Ubuntu CD Considering that you have Xp already installed and you have downloaded and burned Ubuntu Desktop edition to CD.

This article explains how to change a monitor's refresh rate on Windows and macOS. Steps Method 1 of 2: macOS Step 1. Click on the Apple menu It is located in the upper left corner of the Home screen. Step 2. Click on Monitor If you've connected more than one monitor to your Mac, a separate window will open for each display's settings.

Starting a computer from an external hard drive is useful when you need to make system configuration changes, partition the internal drive, troubleshoot critical problems, format the system's main storage drive, or reinstall the operating system.

Here's a guide on how to switch from Windows to Linux without compromising your Windows installation. Steps Step 1. Get a Linux distribution The key to success is research. Search for the GNU / Linux distribution that suits you best.

To change the permissions granted to applications on a Mac, click on the Apple icon → Click on "System Preferences" → Click on "Security and Privacy" → Click on "Privacy" → Click on a service → Click on the check box tick to add or remove the permission of an application associated with the selected service.

If you are tired of the usual default pointer, you can change it to better suit your style. If you are using a Windows system, the procedure to follow is quite simple, but if you are a Mac user, you need to follow a workaround instead - Apple systems do not support custom cursors.

There are several reasons why a user might decide to switch from Windows to OS X; maybe a family member just bought an Apple computer, or maybe you just got hired in an office that uses Macs. Whatever the reason, this article will help you get used to the transition from Windows to Mac.

If your home network consists of multiple computers, by creating shared folders you can share data between all machines easily and efficiently. These directories will be accessible from all those computers connected to the network that have the necessary permissions, ensuring quick and easy access to shared files from anywhere on the network.

More and more printers nowadays can be connected directly to a Wi-Fi network, so printing wirelessly from a computer has become easier than ever. If you have a wireless printer that can be connected directly to your Wi-Fi network, you will be able to print quickly and easily from both PC and Mac.

If you've accidentally just overwritten a file or folder with a new version, don't despair and don't act on impulse, you may still be able to recover the previous content. The programs you can use to scan your hard drive and attempt to restore deleted files are many and available for all operating systems.

This article describes how to adjust the volume of an iOS 10 device. Steps Method 1 of 3: Use the Control Center Step 1. Swipe up from the bottom of the screen, into the world to open the Control Center This feature is available in almost all screens and apps.

This article explains how to view the system event and error log using the Windows "Event Viewer" or the Mac "Console". Steps Method 1 of 2: Use the Windows "Event Viewer" Step 1. Open the Windows search bar If you see it next to the menu , skip to the next step.

An operating system is the software that manages the interactions between hardware resources and the various programs or applications you use on a computer. Most PCs will have one of several versions of Windows as their operating system, but Macintosh, Linux, and UNIX are other popular operating systems.

This article explains how to check RAM memory on a Mac. The acronym "RAM" stands for "Random Access Memory" and refers to the computer's volatile memory, which stores only temporary information. Steps Step 1. Click on the Apple menu It is represented by an apple icon and is located in the menu bar at the top of the screen.

This article explains how to reset network settings on a computer running Windows or macOS. Resetting the network settings can solve various problems with your internet connection, such as difficulties accessing the web. Steps Method 1 of 2:

This article shows how to assign a static IP address to a computer running Linux. This will prevent connection problems or conflicts from arising on the LAN to which you will connect the computer. Steps Method 1 of 2: Debian-Based Linux Distributions Step 1.

Whether you are a novice or a very experienced Linux user, you will still be able to easily change the time zone settings of your Linux computer. You can do this in three different and main ways: in one you will use the desktop GUI, while in the other two you will use the command line.

Ubuntu users often need TrueType fonts for Open Office, Gimp, or other programs. With this guide you can learn how to install a single font (automatically) or more than one font (manually). Note : If you use KDE you can double click on a font icon in Dolphin to automatically open it with KFontView.

If you are taking the first steps in using the Ubuntu operating system and want to know how to install or uninstall programs, then you should read this article. You can install and uninstall programs on Ubuntu in two ways: using the "Terminal"

Debian is an operating system based on a version of GNU / Linux. Debian, like most other Linux distributions, is free and open source. It is an operating system suitable for both desktop and server environments and a starting point for the development of several other well-known and appreciated products, for example Ubuntu.

Fedora is the second most popular Linux-based operating system, behind Ubuntu. This set of instructions describes how to install Fedora on your computer. Steps Step 1. Download the live image from the fedoraproject website If you are a KDE fan, go here.

Among those who own a computer for personal use, Ubuntu is gaining increasing popularity. Even today, however, many programs can only be used on Microsoft Windows systems. Fortunately, there is a program called Wine that allows you to run, for free and legally, most of these programs even on Ubuntu systems.

XAMPP is a free web server program, which allows you to run scripts written in different languages (Perl, Apache, PHP). The installation procedure is not complex and this tutorial shows you how to do it in Linux. Steps Step 1. Regardless of the Linux version or distribution, the installation procedure is performed from the 'Terminal' window Type the following command to proceed with the download of XAMPP:

GNOME Tweak Tool is a GNOME shell extension that you can use to modify the GNOME interface. Ubuntu today uses the Unity desktop environment, so to use the GNOME Tweak Tool you need the Ubuntu GNOME distribution. You will need to install the GNOME Tweak Tool, the Shell Extensions package, then download and install the themes in the "

This article explains how to use a different keyboard layout on a computer running Ubuntu Linux. Adding a new keyboard layout will display a useful drop-down menu in the upper right corner of the desktop which will allow the user to switch between layouts quickly and easily.

Are you tired of continually reformatting your source code? By simply pressing the Ctrl + Shift + F keys, Eclipse will format the entire document for you. Follow the steps below to change Eclipse's AutoFormat settings. Steps Step 1.

If you have decided that Ubuntu is no longer the right operating system for you, you are probably wondering how to go about eliminating it. Removing Ubuntu when it's the computer's only operating system is fairly straightforward, but things get a little more complicated if you have Windows installed as well.

Arch Linux is a lightweight distribution of Linux, focused on simplicity of development. The default Arch Linux installation consists of a set of basic command line tools. This guide shows how to install the GNOME desktop environment on an Arch Linux system.

Operating systems use environment variables that define certain settings useful for running the operating system itself, and for managing the execution of installed programs. The 'PATH' variable is one of them, and is used constantly even if the end user is not aware of it.

Source code is the human readable and understandable form of a computer program. However a machine cannot use the source code directly. The code must be compiled, i.e. transformed into machine code before it can be used. On Linux systems, one of the most popular compilation commands is the 'make' command.