Data Structure
Networking
RDBMS
Operating System
Java
MS Excel
iOS
HTML
CSS
Android
Python
C Programming
C++
C#
MongoDB
MySQL
Javascript
PHP
A straightforward and lightweight templating technique for creating dynamic information within HTML is offered by the JavaScript library known as Underscore.js. A template must be defined in the HTML file using the script tag and a custom type attribute to use underscore.js as a template engine. The template should be contained in the script tag's contents, which can also contain variables and JavaScript expressions. The _.template() function compiles the template and returns a function that can be called with data object to produce the desired result. The ability to call the built function with any data object makes creating dynamic ... Read More
Popular end-to-end testing framework Protractor performs tests against a web application in a real browser, mimicking user interactions. It is used with Angular and AngularJS apps. A new tab or window may open when a user hits a link or button in an online application. This is a typical scenario. It is crucial in these circumstances to wait for the new tab to be formed before making any additional changes to it. We can use the browser to wait for Protractor to open a new tab in conjunction with the browser's wait() feature. The method getAllWindowHandles() A list of all ... Read More
The button is used to perform some actions like form submission, file upload, link click, web page routing etc. The Material Ui provides the pre-styled button component, which users can import into the React application and use inside the React component. Different variants of the button are available in the Material UI, and users can use any according to their requirements. Execute the below command in the terminal to install the Material UI library. npm install @mui/material @emotion/react @emotion/styled Syntax Users should follow the syntax below to use the Button component of the Material Ui library. Click ... Read More
In the field of data structure, a range query is a pre-processing method to operate on some input data in an efficient manner. A range query is responsible to answer any query of the particular input on any data subset. If we want to copy some data columns from a table we need to maintain an index for that particular dataset. An index is a direct link or a key, which is designed to provide an efficient searching process in a data set. It is mainly used to speed up the data retrieving from a lost data source. In mathematics, ... Read More
In the field of data structure, a range query is a pre-processing method to operate on some input data in an efficient manner. A range query is responsible to answer any query of the particular input on any data subset. If we want to copy some data columns from a table we need to maintain an index for that particular dataset. An index is a direct link or a key, which is designed to provide an efficient searching process in a data set. It is mainly used to speed up the data retrieving from a lost data source. In mathematics, ... Read More
As the Box name suggests, it allows users to add the box of different dimensions on the web page. Users can also add any custom HTML content inside the Box component. Also, users can style the box by passing the style as props. To use the Box component of Material UI, users need to run the below command in the terminal to install the Material library. npm install @mui/material @emotion/react @emotion/styled Syntax Users should follow the syntax below to use the Box component of the Material UI library. Content of the Box. Users can see how ... Read More
A string is an object, which represents a sequence of data characters. The strings are the data container which always represented as a text format. It also used to concept, compare, split, join, replace, trim, length, intern, equals, comparison, substring operation. K largest(or smallest) elements in an array using Quick Sort partitioning algorithm. Here is an array R[] with N number of distinct integers. The task is to find that particular element which are strictly greater than all the elements preceding it and strictly greater than at least K elements on its right. The problem states that an array ... Read More
In jQuery, the DataTables plugin allows us to add some extra features to the HTML table. When you create a table using the raw HTML, it looks unformatted. So, we need to style it using CSS. Also, we need to add some functionalities to the table, like pagination, searching into the table, and sorting in ascending and descending order according to a particular column's data. So, this all can take lots of effort from one developer. What if I say we add all functionalities using the DataTables plugin? Yes, you heard right. Here, we will look at the different examples ... Read More
In JavaScript, sometimes, we are required to use the variables as an object key. For example, when fetching data from the API and not sure about all the response data attributes, we must iterate through the response object and store every property of it. However, we can’t use the variables as a key while creating the object, but after creating, we can add the variable properties to the object. Syntax Users can follow the syntax below to use a variable for a key in a JavaScript object. object[key] = value; In the above syntax, ‘key’ is a variable containing ... Read More
The circular progress bar is an attractive UI for any application. We can show the circular loading indicator whenever our application fetches data from the server; users are uploading files or downloading data. Here, we will learn different approaches to creating a circular progress bar using the various libraries. Use the React-circular-progressbar NPM Package The react-circular-progressbar is an NPM package, and we can import the ‘circularProgressbar’ component. It takes value as a prop to show circular progress. Users should execute the below command in the terminal to install the react-circular-progressbar NPM package in the React application. npm i react-circular-progressbar Syntax ... Read More