In this tutorial, we are going to build a REST API using Node.js with MongoDB database. But what is an API? — What is an API? API is the acronym for Application Programming Interface, which is a software intermediary that allows two applications to talk to each other. Each time you use an app like Facebook, send an instant message or check the weather on your phone, you’re using an API. Prerequisite for Tutorial:

One of the features that arrived with ES6 was the addition of let and const, for the purposes of variable declaration. The question is — what makes them different from the good old var which we've been using? …

Isn’t it exciting to see how we can mange to use two powerful programming languages ??? Well I must say that It will be an epic marriage of those two language. So let’s get started!!! I’m assuming that you have already installed Python in your system. …

Being a PHP-developer, I would like to depict few key points to be noted for an efficient developer in the market. These points stand out very useful while you are working in an organization or and freelancing work or and small, medium or large scale PHP/Laravel application. 1. Data Types: It is the…

In this tutorial, we are going to learn how we can easily export any HTML table to an excel file. For this we just need to use few jQuery plugin and Ajax. Here I’ve already created an HTML table with a minimal design and an export button. When the button…

In this tutorial, we are going to generate a PDF file with data that is coming from a database. I am using core PHP and jQuery with MySQL database. I hope that you have knowledge of PHP with MySQL database and jQuery. …

An array contains both positive and negative numbers in random order. Rearrange the array elements so that all negative numbers appear before all positive numbers. Examples : Input: -12, 11, -13, -5, 6, -7, 5, -3, -6 Output: -12 -13 -5 -7 -3 -6 11 6 5 So this question…

Sometimes you may need to take an array and apply some procedure to its elements so that you get a new array with modified elements. Instead of manually iterating over the array using a loop, you can simply use the built-in Array.map() method. The Array.map() method allows you to iterate…

Before disclosing the top 3 rules to become a better developer and stand out from the crowd, let me tell you the harsh reality first. Most of the programmers often can’t distinguish the fact what is coding and what is development. Just typing lines of code doesn’t make you a…