• Keyboard Shortcuts

    Shortcut keys help provide an easier and quicker method of navigating and executing commands in the computer software.

  • Hardware Tips

    Learn about the latest computer hardware and find out how to diagnose

  • Knowledge Practise questions and answers

    Here you can practise more questions and answers to improve your knowledge on computer

Monday, 4 February 2019

Pattern recognition

Pattern recognitionThe ability of a computer software program to recognize aspects of an audio or visual data stream. One example of pattern recognition is OCR software, which finds the patterns of letters and numbers in an image and converts them to tex...

Scanner

ScannerA scanner may refer to any of the following:  1. When referring to hardware, a scanner or optical scanner is a hardware input device that optically "reads" and image and converts it into a digital signal. For example, a scanner may be used to convert a printed picture, drawing, or document (hard copy) into a digital file which can be edited on a computer. The picture shows an example...

Scanner terms

Scanner termsTop Scanner Terms Optical scanner ImageBusiness card readerOCROptical readerTWAINScan lineAAASBBusiness card readerCCard scanner DDigitizeECurrently no listingsFFlatbed scannerGCurrently no listingsHHandheld scanner IImageISISJCurrently no listingsKCurrently no listingsLCurrently no...

OCR

OCRShort for optical character recognition or optical character reader, OCR is the process of taking an image of letters or typed text and converting it into data the computer understands. A good example is companies and libraries taking physical copies of books, magazines, or old printed material...

Convert scanned images into text online

Convert scanned images into text onlineConvert any scanned image into text using the free OCR online service Free OCR. The service supports any PDF, JPG, GIF, TIFF, or BMP file that is 2 MB or less in size. Once uploaded, the service will process the file and display the OCR results on the web pag...

Speed up tabbed browsing with OneTab

Speed up tabbed browsing with OneTabFor those users who like to have many tabs open at the same time, they know that it can be very taxing on their RAM, thus slowing down their computer. However, there is a utility called OneTab that can reduce the RAM usage of these extra tabs by up to 95%. This app is a Google Chrome extension, but it works with Mozilla Firefox as well. OneTab can be downloaded...

Auto sum shortcut key in Microsoft Excel

Auto sum shortcut key in Microsoft ExcelQuickly create a Microsoft Excel formula to get the sum of all cells by highlighting the cells you want to know the value of and pressing Alt and =(equals) togethe...

Use tab to autocomplete commands in the command line

Use tab to autocomplete commands in the command lineWhen at the MS-DOS, Windows command line or a Linux or Unix shell, typing in long file names or directories can become a burden. Use the Tab key to autocomplete the names of directories and files while in the command line. Below are a few examples...

Application Software

Application software products are designed to satisfy a particular need of a particular environment. All software applications prepared in the computer lab can come under the category of Application software.Application software may consist of a single program, such as Microsoft's notepad for writing and editing a simple text. It may also consist of a collection of programs, often called a software...

Sheet tab

Sheet tabIn Microsoft Excel, a sheet, sheet tab, or worksheet tab is used to display the worksheet that a user is currently editing. By clicking a worksheet tab (located at the bottom of the window), users may move between the various worksheets.Every Excel file may have multiple worksheets, but the default number is three. These tabs are labeled "Sheet 1," "Sheet 2," and "Sheet 3." Users may add,...

Cleaning the computer and its components

Cleaning the computer and its componentsCleaning your computer, components, and peripherals help keep everything in good working condition, helps prevent germs from spreading, and helps allow proper air flow. The picture shows a good example of just how dirty the inside of your computer case can get. Just looking at this picture it is immediately obvious that all the dust and dirt is going to prevent...

Step-by-step guide to Android development with Eclipse

Step-by-step guide to Android development with EclipseLearn how to create applications in an Android development environment in this guide.In this tutorial, you will learn to create a simple application of a gameAs easy as it might seem, it requires some hard work on your part before you can create an app that runs without errors. If you are reading this tutorial, it means you are probably new to...

Friday, 1 February 2019

MOVING AHEAD WITH HTML

SCROLL value The SCROLL value is used for moving the text from one corner of the margin to the other margin completely.. BY defaul the text scrolls from one corner to another corner. The code for specifying the behavior attribute as scroll is given below. <BODY>  <MARQUEE BEHAVIOR  = SCROLL>  INTRODUCTION TO HTML </MARQUEE></BODY> SLIDE value The SLIDE...

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