How do machines or space ships navigate in deep space?

Misconceptions:-1.) Sound: We cannot use sound, as there is vacuum in space. And sound needs a medium of travel. So it is of no use.2.) Light: We cannot use light also. Firstly space is mostly dark and empty so there is not much to see like you can see while travelling in a car. And secondly … Continue reading How do machines or space ships navigate in deep space? →

How Computer reads and writes data ?

First we will define few terms: Hardware: Any matter that is not alive and exhibits resistance to a passing current or field that can store data. Software: Living cells that store information inside them. For simplicity we will call it an XLS sheet. When computer started evolving we were able to increase the storage size … Continue reading How Computer reads and writes data ? →

Print to Play Sudoku online

Hi Friends, During my free time I thought of writing a sudoku program that would generate a new set of numbers on page refresh. Here is the link While doing this I got some new insights into programming, for example a basic question: - Why is Object Oriented Programming (OOP) needed ? If machines can … Continue reading Print to Play Sudoku online →