Difference between System Software and Application Software

In this tutorial you will learn about difference between system software and application software. System software is general purpose software which is used to operate computer hardware. It provides platform to run application softwares. Application software is specific purpose software which is used by user for performing specific task. Below I have shared some main differences between them. Image Source Difference between System Software...

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First C Program – Print Hello World Message

We have gained lots of theoretical knowledge. Now its time to move on and write our first C program to print hello world message and understand it. It is the very first program that most of the people write when start learning any language. Hello World C Program: This is a program to print “Hello World” message on screen. #include<stdio.h> void main() { printf("Hello World"); } Output Hello World Explanation Now try to understand this program step by step. 1. #include<stdio.h>: First statement started with #,...

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Variables, Constants and Keywords in C

In this tutorial you will learn about variables, constants and keywords in C. Variables in C In a typical C program we have to do a lot of computation. Of course there will be storing of some data in different locations of memory in computer. These memory locations are identified by their address like 56234. Suppose if programmer wants to access the particular locations like 10 times in a program to store another value at that location. So...

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Introduction to C Programming Language

 In this tutorial you will get basic introduction to C programming language. What is C language? Well the answer is quite simple. It’s a procedural programming language which was designed and written by Dennis Ritchie at AT & T’s Bell Labs in 1972. In early 70s very frequently new programming languages were introduced. But after the launch of C, it slowly replaced the old languages like ALGOL. Actually no one advertises this language and even Ritchie was surprised that so many peoples were using C language. Till now many...

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Simple Numeric i/o in C++

This example reads in three numbers of users and the number and average them and then print out the sum and average. #include <iostream> using namespace std; int main() { float a,b,c,sum=0.0, average=0.0 ; int n=3 ; cout << " Then type the three numbers \n" ; cin >> a >> b >> c ; sum = a + b + c ; average = sum / n ; cout << " And the numbers were " ; cout << a << " " << b << " " << c << " \n" ; cout << " The sum is " << sum << " \n" ; cout <<...

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C++ Taking in User Input

We can have the user type in something and respond to their input. e.g.: ————————————————– #include <iostream.h> int main() { int num1; cout<<”Enter a number: “; cin>>num1; cout<<”You entered the number “<<num1; return 0; } ————————————————– Cin stands for Console Input (as explained in the Hello World program.). Note: I have explained a lot of Useful things in our Hello World Program, So if you haven’t read it and skipped to this, It would be useful to read it if you have no knowledge of cin. cin>>num1; This...

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A Basic C++ Program

———————————————————————————— //This is a simple Hello World Program. #include <iostream.h>  int main() { cout<<"Hello World"; return 0; } ———————————————————————————— //This is a simple Hello World Program. That line of code is a comment. It is useful for commenting pieces of code. You could do it to remind you about a certain thing in your program. #include <iostream.h> iostream is the name a Header file.The Header file is very important and is probably used the most out of all the common Header files. The iostream...

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How To Become A Programmer?

Thus a programmer’s role encapsulates a lot more responsibilities, and functions than a coder. Now the million dollar question is how to end up as a programmer? For starters, you might decide to pursue a degree in computer science engineering or information technology. Pursuing a degree has multiple benefits. You will have the bragging rights of being known as a software engineer to the outside world. Next, you will become eligible for many government jobs also that require at least a degree. In addition to a degree, aspiring candidates...

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Difference Between Coder and Programmer

We all know that computer programmers or coders or software engineers are one of the most sought after professionals in the world of technology. Since most devices are now automated through lines of codes burned in their microprocessors and chips, coding has become the one superpower that anyone can gain with a little experience and can use to create wonders. However, there is a lot of confusion regarding the different names that are used...

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How to Choose Best Laptop for Programming in 2017?

This article will guide you to choose the best laptop for programming in 2017. As a programmer or developer it becomes really confusing to pick a best laptop from thousands of laptops available in the market. It becomes even more difficult for a person who is just starting programming. Below I have shared some key points that will definitely help you to pick a perfect laptop for working on any programming technology. How to Choose Best Laptop...

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