Thursday, March 26, 2015

INTERPRETER and COMPLIER

THE INTERPRETER  
          In computer science , an interpreter normally means a computer program that executes , i.e. performs , instructions written in a programming language . Interpreter is a translator that convert High level programming language to machine language.
          An interpreter may be a program that either

Operating System (OS)

Operating System
               An operating system is a set of programs that lies between applications software and the computer hardware.We can say an operating system acts as a host for applications that are run on the machine. We can also say an operating system software is an intermediary between the hardware and the applications software.

Friday, February 27, 2015

Windows 8 - Opening safe mode

Opening safe mode in Widnows 8/8.1 is quite different from earlier versions. However the operating system still loads only the most basic drivers and services, so that it can display a minimal useful interface. 

Windows 8 - Troubleshooting

Windows 8/8.1 has a feature for users to easily troubleshoot common problems. If a user needs to reinstall windows, restore to factory settings,refresh pc due to slow response or back up this can be easily done.
       When windows 8/8.1 opens up in the log on screen...

Wednesday, January 7, 2015

Visual Basic - Creating a Stop watch

  • Before you begin here make sure you have checked previous tutorials on vb.
     Making a Stop watch in Visual Basic is quite simple, all you have to do is to follow this basic steps.
Step 1: Launch your Visual studio or Visual Basic 2010 application.
Step 2: Click on "New Project" and Rename your project as Stop Watch Application.
Step 3: After the form as been loaded, add the following from the tools box;

Command prompt (CMD) -2

Click here to view previous tutorial on command prompt.

Useful Commands in CMD
Launch an application in  CMD
        To run a program from the Command Prompt, you need only to navigate to the directory that contains the executable and simply type in the program name. For example, if we want to launch Paint using Command Line, we have to go to C:\Windows\System32 and there we will find the executable called mspaint.exe. Let's see how this operation can be done, if we are on D:\wtf. First off all we have to

Command Prompt (CMD) -1

          Command Prompt, better known as cmd.exe or just cmd (after its executable file name), is the command-line interpreter on OS/2 and eComStation, Windows CE and Windows NT operating systems (including Windows 2000 and later).
          Command Prompt is a command line interpreter application