In this tutorial, we are going to learn how can we find every element that exists in any of the two given arrays once means we need to take two arrays filled with some elements and then from those two arrays create a new array which contains all the elements present in both the array once i.e., no element should be repeated in the new array created. For example, we take two arrays and find every element that exists in any of the two arrays once Input const arr1 = [1, 2, 3, 4, 5] const arr2 = [1, 4, ... Read More

In this tutorial, we are going to learn how to find the binomial coefficient of two integers using JavaScript. Before learning it we should know what binomial coefficient is and what it refers to. What are Binomial Coefficients? Binomial coefficients refer to the positive integers that occur as coefficients in the binomial theorem. A binomial coefficient C(n, k) can be defined as the coefficient of x^k in the expansion of (1 + x)^n. A binomial coefficient of two numbers n and k signifies the number of combinations of r items that can be selected from a set of n items. ... Read More

Unary operators are the simplest operators in JavaScript which works on one value, or we can say on one operand. There are mainly six kinds of unary operators in JavaScript which are given as − Unary Plus Unary Minus Increment operator (Prefix) Increment operator (Postfix) Decrement operator (Prefix) Decrement operator (Postfix) In this tutorial, we are going to learn about the unary plus (+) operator. To use the unary plus operator we just need to put a plus sign in front of the operand. This operator is basically used to convert a non-numeric value to a numeric value, ... Read More

In this tutorial, we are going to build the famous hit the mouse game using HTML, CSS, and vanilla JavaScript. Many of you wondering what is Vanilla JavaScript, it is nothing just plain JavaScript written without the use of any libraries. In the hit the mouse game, the player needs to hit the mouse with the hammer in order to earn points and win the game. Approach To design the mouse game, we need to write the code IN HTML, CSS, and JavaScript. Step 1 − Firstly, let us look into the HTML part of the code; in this part, ... Read More

A Pong game is a two-player paddle game where each player’s task is to save the ball from hitting the wall. Whenever player 1 hits the ball at the opponent’s wall then player one will receive a point, and similarly, player 2 will get a point if he/she hits the ball at the opponent’s wall. In this tutorial, we will create a Pong Game in JavaScript. Approach To make the pong game using JavaScript we need to write code in HTML, CSS, and JavaScript. We have written certain functions in JavaScript to build the Pong game which is defined below ... Read More

To apply CSS to iframe, is a very simple process. We can add CSS to iframe using all the three methods of adding CSS to any document. We will be understanding three approaches to apply CSS to iframe which are by using inline CSS, internal CSS and external CSS. In this article we are having an iframe, our task is to apply CSS to iframe. We will be understanding each approach with stepwise explaination and example codes. Approaches to Apply CSS to iframe Here is a list of approaches to apply CSS to iframe which we will be discussing in ... Read More

The tables can be used to create and structurize forms in HTML. But, before that let us see how to create a form in HTML. Create a Form in HTML Example Let us see how to create a form using the tags. We have set three input type radio with individual labels − DOCTYPE html> HTML Form Details Select the subject you want to choose: ... Read More

The default margin is 8px in HTML. It is defined in pixels by the user-agent-stylesheet your browser provides. Some browsers allow you to create and use your own user-agent-stylesheet, but if you are developing a website, keep it the same. Default Margin in HTML Example Let us see a simple example. Here, since the default margin is 8px, we won’t try to change it − DOCTYPE html> Example body { background: orange; ... Read More

Use the enctype attribute to specify how the browser encodes the data before it sends it to the server. Possible values are − application/x-www-form-urlencoded − This is the standard method most forms use in simple scenarios. mutlipart/form-data − This is used when you want to upload binary data in the form of files like image, word file etc. Example Let us now see an example − DOCTYPE html> HTML enctype attribute form { ... Read More

We can easily make container shrink-to-fit child elements as they wrap. First, we will set the flex container flexible − display: flex; We will set the flex items to wrap − flex-wrap: wrap; Set the text center aligned using the text-align property − text-align: center; The list-style-type property is set to None to display no marker − list-style-type: none; Example Let us now see the complete example − DOCTYPE html> Flex Example ul { ... Read More