Technical Question Bank · Peer-Reviewed
Search and filter frequently asked interview questions across technical, programming, and behavioral domains. Tailor your interview preparation by difficulty for freshers or experienced developers (1,236 available).
In other words, `Object.prototype` is the object that provides default properties and methods that all objects in JavaScript inherit from. On the other hand, `Object.__pr...
The main difference between `new Object()` and `Object.create()` is that `new Object()` creates a new object from scratch, while `Object.create()` creates a new object th...
While both deal with textual data, a **regular expression (RegExp)** and a **string** serve fundamentally different purposes in computer science: | Feature | String | Reg...
The syntax for creating a regular expression pattern consists of a combination of characters, special characters, and operators that define the pattern to match. ``` // D...
A character class in regular expressions is a set of characters that can be matched in a single position in the text. It is denoted by enclosing the characters in square ...
Backslashes () are used in regular expressions to indicate that the following character has a special meaning. For example, the regular expression "\d" matches any digit ...
In regular expressions, a greedy match will match as much as possible while still allowing the overall pattern to match. A non-greedy match, on the other hand, will match...
In regular expressions, the caret (`^`) and dollar sign (`$`) are known as **anchor characters**. They do not match any actual characters; instead, they assert positions ...
The `window.location` object is a built-in object in JavaScript that contains information about the current URL of the webpage. It is a property of the global `window` ob...
The built-in **`Date`** object in JavaScript handles dates, times, and calendar calculations. It internally stores time as an integer representing the number of milliseco...
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