The latest articles by David Webb

  • What is MP3: format, meaning, specification

    MP3 file format (short for MPEG Audio layer 3) is a lossy audio data compression format, developed by the International Organization for Standardization (ISO). This format is used to compress normal audio formats (WAV or CD audio) at a rate of 1:12. As MP3 files, the equivalent of twelve music CDs take up the same space as one CD-ROM. What's more, MP3 barely alters the perceptible sound quality.

  • All about the computer memory: definition, types

    The term memory applies to any electronic component capable of temporarily storing data. This article will explain the different categories of memory, the technical characteristics of memory, and the differences between Flash Memory, Read-Only Memory, and Random Access Memory.

  • Auto generate serial number in Excel: VBA, formula

    Microsoft's office software Excel is a powerful tool to perform day-to-day activities with, like simple arithmetic, sorting, filtering, arranging and summarising data in various formats. Excel has a huge collection of formulas which can be used independently or in conjunction with each other to achieve desired results. This article will show you how to create serial numbers.

  • Astrology apps better than Co-Star: free, iPhone, widgets

    Do you believe the stars influence your personality and destiny? If you're a fan of horoscopes, it can be handy to have an app on your phone to check whenever you want what the stars have in store for you. In this article, we're going to give you a rundown of some of the best astrology apps out there.

  • Change desktop background: Windows 10, Mac

    The desktop background, also referred to as the desktop wallpaper, can be customized according to your needs and preferences. It only takes a few minutes to change the desktop background for Windows.The wallpaper can be changed in one of two ways. In this article, we'll take you through both methods step by step.

  • How to change image pixel size: on Mac, in Paint

    An image's resolution and size can be adjusted according to the number of pixels. This can be done through the software Paint.net. Once the software is installed, the image can be imported, and through the Image menu, the adjustment in the dimension can be made. This article will show you how to re-adjust the size of an image.