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The principles of object-oriented programming are introduced and explained in the context of Node.js. The #1 Complete ...

A quick look at the Ecma Script 2025 features. Topics: - JavaScript 2025; - Global iterator; - Set methods; - JSON modules; ...

Douglas Crockford is a software architect and language designer best known for his work on JavaScript, JSON, and for his ...

toLowerCase and toUpperCase in JavaScript do two complementary things in JavaScript. toLowerCase converts a string to all ...

... not concrete implementations By following these object-oriented programming (OOP) best practices, you'll reduce tight coupling ...

In JavaScript, string lastIndexOf returns the index of the last occurrence of a given substring within a string. Optionally, you can ...

This video teaches about the math sin and cos methods in JavaScript. sin calculates the mathematical sine of a degree value in ...

In JavaScript, trimStart removes whitespace from the start of a string. In contrast, trimEnd removes whitespace from the end of a ...

Tired of writing long .reduce() code for grouping data? Check out the new and simpler Object.groupBy() method in JavaScript!

JavaScript pop first element, this video shows how to do that by using two different methods. This video will show you how to do ...

Would you like to watch more videos like this? I need your feedback, so please let me know if you're interested. I'm planning to ...

Welcome to our JavaScript Tutorial for Beginners To Advance! In this video, we'll take you through everything you need to know ...

To fix the java.lang.NumberFormatException, check your input to Integer.parseInt and make sure the string you passed in, in some ...

In JavaScript, string toUpperCase converts a string to all uppercase. JavaScript strings are immutable, so toUpperCase returns a ...

To fix the JavaScript TypeError: Right-hand side of 'instanceof' is not an object, only put values on the right-hand side of ...

In JavaScript, the or operator is a boolean operator. or only evaluates to false if both operands are false. #javascript #learntocode ...

In JavaScript, string toLowerCase converts a string to all lowercase. JavaScript strings are immutable, so toLowerCase returns a ...

In JavaScript, the array entries method returns an array iterator containing each array item's index and value. This video shows ...

This video shows how to reverse a string in JavaScript using for loop. Basically, you loop backwards and add each individual ...