All articles from Computing

    February 2022

    15 February
    • How to replace the CMOS battery?

      A computer may sometimes show error messages related to time and date options, or other errors, like "No operating system or new CPU is installed". These are indications that it is time to change the battery of the motherboard, or the CMOS.

    • Windows 8 Media Center Pack: free download

      Disclaimer: As of October 30, 2015, the Windows 8 and 8.1 Pro Pack (which upgraded Windows 8 Home or 8.1 Home to Windows 8 Pro or 8.1 Pro, with Media Center) and Media Pack (which added Media Center to Windows 8 Pro or 8.1 Pro) are no longer available for purchase from Microsoft. Previously purchased feature pack licenses will still work, and valid feature packs may still be available for purchase from third-party retailers.

    • Change Oracle database password: command line

      It is important to recover your lost password on the Oracle database, as not having it would hamper your productivity and block your access to the database, resulting in security issues.

    14 February
    • How to change taskbar color Windows 7: ultimate, home basic

      The taskbar in Windows 7 is there to serve the functional purpose of allowing you to access the various applications available on your computer. However, for those who care about the aesthetics of their device, it also serves a decorative purpose. Because Microsoft allows you to change the color of the taskbar, you can customize it to your liking.

    10 February
    • How to connect PCs with a Ethernet cable?

      Connecting two computers using a crossover ethernet cable is the safest and easiest way of transferring files, pictures, videos, and music. This data transfer creates a network for sharing data, and using two electronic resources, thus avoiding having a separate networking facility for each computer. This tutorial will explain how to link two computers using an ethernet cable.

    • Acer function keys not working Windows 10

      The Fn key in Acer computers can be used with the up-down and left-right arrows keys for various functions including increasing or decreasing the brightness of the screen, changing the volume of the speakers or office software shortcuts. If you find that only certain Fn key combinations work but not all, the issue may be due to a corrupted configuration. We will show you how to fix this configuration problem below.

    • Remove the underline from links in HTML, CSS

      By default, HTML hyperlinks are underlined. However, if you wish to deactivate this feature and display your hyperlinks as non-underlined text, you can do so using the CSS. This article will walk you through the necessary steps.

    • Change password Linux: script, terminal, Samba

      To change a password in Linux through a Bash script, he two scripts that are most important are 'Create Users' and 'Change Passwords Shell' scripts, for the system admin which regularly uses the mail servers, as there might be multiple functionalities associated with the admin job.

    • Ubuntu commands: list, cheat sheet, for beginners

      Ubuntu is one of the most customizable operating systems available. In order to begin to understand the various complexities of the system, you need to become familiar with the most basic commands at your disposal. In this tutorial, we will introduce you to some of the everyday commands used on the operating system. These commands will help you as you interact with the Linux interface and try understand how to use its flexible operating system.

    9 February
    • List open ports: Windows, Linux

      Open ports in any system are meant to accept network packets that can compromise the security of the computer to a great extent. For security issues, ports that are unused are generally closed by a firewall.

    • How to disable Ubuntu screen reader

      The Orca Screen Reader on Ubuntu is a handy tool that uses various combinations of speech synthesis and braille to help the visually impaired read content on their screens. When enabled, the feature provides access to the system's graphical desktop through speech and refreshable braille. This step-by-step guide will walk you through how to enable or disable the Orca Screen Reader feature of Ubuntu.

    8 February
    7 February
    • SQL Server diagram export: to another database

      SQL Servers allow the import or export of database diagrams to another database. All the information related to a database is stored in the dtproperties table. Therefore, to import or export a database, the dtproperties table will have to be imported or exported too. Configuration is done automatically in the source database but has to be done manually in the destination database. Read on to find out how to perform this task.

    • Power supply connectors guide

      PC power supply cables contain vital connectors for your computer. There are many connectors, and identifying them can be difficult, especially for a novice. Here is a quick guide that will help you to identify the different types of connectors of your PC's power supply.

    • The RPC server is unavailable: Windows 10, Windows 7

      The unavailable RPC Server error means that a printer is not available to the computer. The unavailable printer issue could be a software issue and it can be fixed in a straight-forward manner. However before changing settings of services in the software, you should check the hardware. In this article we will take you through each of these steps.

    4 February
    3 February
    • How to delete files that cannot be deleted on Windows?

      One of the most common problems that arises when attempting to clean out your system is a file's unwillingness to be deleted. This can be caused by a number of factors, including file or folder restrictions, system incompatibility, a computer virus, or third-party access to the file on a shared computer. If you are struggling to permanently delete a file on your computer, here are a few things to look out for.

    • Repair a corrupted USB Drive: Mac, Windows 10, online

      Occasionally, you may find that your USB drive, SD card, or hard disk cannot be formatted because it is corrupt. When this is the case, you will receive an error message reading, "Windows could not complete the format". Although inconvenient, this issue is not impossible to remedy. This can be done easily with a tool, called DiskPart.