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Category Archives: Web technologies Questions

Adding Bootstrap to your Angular application is an easy process. Just write the following command in your Angular CLI. It will add bootstrap into your… Read More
In this article, we will draw graphics by using the canvas element in the document. This tag in HTML is used to draw graphics on… Read More
We have given an array containing some array elements and the task is to print all the values of an array arr in PHP. In… Read More
Before we answer this question, you must have a clear definition of what exactly is an abstract class, an abstract method and a static method.… Read More
In this article, we will see how to remove special characters from strings in PHP, along with understanding their implementation through the examples. We have… Read More
We have given an array containing some array elements and the task is to join all the array elements to make a string. In order… Read More
There are several methods to curve text in web technologies. The simplest ways are by using jQuery plugins and SVG, but we won’t be explaining… Read More
We have given two strings and the task is to prepend a string str1 with another string str2 in PHP. There is no specific function… Read More
All modern web application uses alerts to show messages to the user. These alerts have a close button to close them or can be closed… Read More
Given a string containing some words and the task is to replace all the occurrences of a word within the given string str in PHP.… Read More
API stands for Application Programming Interface. API is actually some kind of interface which is having a set of functions. These set of functions will… Read More
In this article, we will see how to connect the database with the PHP DOM page? Approach: Make sure you have XAMPP or WAMP installed… Read More
By using the alert JavaScript plugin, it’s possible to dismiss any alert inline.  Make sure, you have loaded the alert plugin, or the compiled Bootstrap… Read More
The Offset that does not exist in an array then it is called as an undefined offset. Undefined offset error is similar to ArrayOutOfBoundException in… Read More
We have given an array containing some array elements and the task is to count all elements of an array arr using PHP. In order… Read More

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