By Faruque Ahamed Mollick

On the web, it is often necessary to send HTTP requests with post data. In this article, you will learn how to send post data in JavaScript using the XMLHTTPRequest object. The XML.... Read More

By Ranjeet V

This tutorial is about the increment (++) and decrement (–) operator in C++. The increment operator increments the value of a variable while the decrement operator decrements.... Read More

By Ranjeet V

In this tutorial, you will learn how to write your first C++ program. It’s pretty simple. All you have to do is to write a “Hello, world!” program that is you hav.... Read More

By Esmail Rahmani

In this topic, we will learn how to add a char to the beginning, middle and end of a string in Java. for insert, a char at the beginning and end of the string the simplest way is u.... Read More

By Sakshi Gupta

In this tutorial, we will learn how to compare two strings in C++. We will check whether they are equal or not. For example- str1=”codespeedy” str2=”codespeedy.... Read More

By Barshan Paul

This tutorial will show you how to round off numbers to their nearest 10th multiple in C++. This means if we enter the number 21 the program will give an output 20. And if we give .... Read More

By Jagannath@cr7

This article will let you know how to change the key of a dictionary in python even though the key is immutable. Dictionary is a kind of array of key-value pairs. If you have to ac.... Read More

By Kunal Gupta

In this tutorial, we’ll be learning about the sys Module in Python and the main functions provided by this module that are commonly used by many programmers. This Module prov.... Read More