In this tutorial we will learn how to use the OpenAI API with the GPT-3.5-turbo/ GPT 4 model. To do that we will create a back-end server in Node.js that interacts with the OpenAI API and a front-end interface using HTML and JavaScript. By following these steps, you can build powerful applications that leverage the …
How to use ChatGPT OpenAI API V4 With Node JS: model gpt-3.5-turbo Book Summary Read More »
Promises are a powerful feature of JavaScript that allows us to handle asynchronous operations in a more organized and efficient way. A Promise is an object that represents the eventual completion (or failure) of an asynchronous operation and its resulting value. It allows us to write code that is non-blocking and handles asynchronous results more …
Javascript Promise: A Beginner’s Guide to Asynchronous Programming Read More »
Callbacks are a fundamental concept in JavaScript and are used extensively in modern web development. A callback function is a function that is passed as an argument to another function and is called by that function when a certain event occurs. In this tutorial, we will discuss what callback functions are, how they work, and …
To create and manipulate a particular date, we will have to create a date type object which is a built-in object in JavaScript. To learn how to create a date type object check the following tutorial: JavaScript Date: Create Dates in JavaScript The Date object has many methods that can be classified into different groups: …
What does the JavaScript Date constructor do? How can I use it? What are its limitations? JavaScript has built-in functions to manipulate dates and times. The Date object provides methods to create new instances of the Date class. The JavaScript Date object provides methods for creating new dates, converting between date formats, comparing two dates, …
JavaScript functions are used to perform actions when certain events occur. They are also called methods. A JavaScript function is usually a block of code that contains a group of instructions to execute. There are many ways to declare a simple function in JavaScript. In this tutorial, we will explore them with some examples. 1)- …
JavaScript object constructors allow us to build objects dynamically. They provide a convenient alternative to creating objects manually. They also provide a convenient way to initialize variables when creating objects. In this article we’ll see how to create an object using JavaScript object constructor method, we’ll see also when exactly we can use this method …
Object constructor functions: How does the Javascript constructor work? Read More »
1)- What is an object in JavaScript? In JavaScript, objects are a fundamental data structure that represent collections of data. In the real world, there are many objects that have many properties and behaviors like pen, pencil, car, knife, fork…. Same thing in JavaScript, objects have a number of properties and methods that allow them …
Understanding JavaScript Objects: From Basic Concepts to Practical Usage Read More »
How to send form data from the backend-to the database (MongoDB) In this tutorial we will use the data of the previous tutorial: Send form data to the backend (Node JS). If you did not read this tutorial you can check it here : https://purpose-code.com/send-form-data-to-the-back-end-node-js/ Also, we will use MongoDB as database to store data. …
Send form data received in the backend to the database (MongoDB) Read More »
How to send form data to the back-end (Node JS)? 1)- Let’s create a simple form with HTML and CSS For how to create a form you can check my tutorial: https://purpose-code.com/make-forms-with-html/ Now we will create a simple form that will contain user’s full name, email, and message. First create an index.html file. And then …
