Every web application tends to have tons of multimedia content such as images, pdf invoices, videos, etc. These are the most frequently accessed content in the web application and the performance of the application also depends on how better we can serve this content. In the past, this content used to be served from the […]
Node.js File Upload to Amazon S3 Bucket Tutorial + Code Read More »
PDF documents are commonly used files in the majority of web applications. PDF documents are used in billing invoices, generating transaction reports, drafting the online agreement, etc. If you are building a SaaS then you might end up writing code or using a service to handle generating PDF documents on the fly as required by
Generating PDF Documents on the Fly Using Nodejs and Bull Read More »
Instructions to create a VirtualBox-VM on a Windows box and convert it into a Google-VM This article will demonstrate how to take an OS-ISO file and run it as a Google-Cloud Virtual-Machine using just a Windows-10 computer. Google-VM certainly has many Linux distros to choose from, but they may not have your favorite distro. For
Convert VirtualBox-VM to Google-VM Read More »
Visual Studio Code is arguably the best code editor to use at the present time. Due to its wide range of extensions and support from Microsoft, this editor is widely adopted. Visual Studio Code is built on top of an open-source Monaco editor by Microsoft. This project receives around 14k stars on GitHub. Visual Studio
Top 15 Best Visual Studio Code Extensions For Web Development Read More »
This Node js tutorial is designed for beginners to help you learn Node.js step by step. All you need to do is follow this Node.js tutorial stepwise. Each step covers important topics related to Node.js. This Node.js tutorial is divided into 7 steps. We expect you to follow this step by step. We are going
Node.js Tutorial for Beginners Step by Step With Examples Read More »
Nodejs authentication using JWT a.k.a JSON web token is very useful when you are developing a cross-device authentication mechanism. Here is how token-based authentication works: User logins to the system and upon successful authentication, the user are assigned a token which is unique and bounded by time limit say 15 minutes On every subsequent API
Nodejs Authentication Using JWT and Refresh Token Read More »
Write code, test and deploy This is one of the common development cycles of any developer. Most of the time testing and deployment steps do not change frequently and in order to keep the developer focus on writing code, we do the automation of testing and deployment. This automation is called “continuous integration and deployment”
Continuous Integration and deployment (CI/CD Pipeline) with Jenkins and Node.js Read More »
Google has announced a new service to prevent spam and attacks on your website. They name it “NO CAPTCHA reCAPTCHA” . Google reCAPTCHA is designed to protect your website from spam and abuse. In this tutorial, I am going to show you how to integrate it into your website. For demo purposes, I made one simple
Google reCAPTCHA V2 tutorial with Example Demo in PHP Read More »
Real-time web/mobile application is becoming popular day by day. Services like Firebase and Pusher provides API’s and Services to develop effective real-time notification system for your mobile and web apps. We are not going to use these Services in this post; instead, we will develop an application that pops up a notification on a particular
HTML5 Push Notification System Using Nodejs MySQL Socket.io Read More »
If you are using Node.js, you can use the package called “ethereumjs-wallet” to generate Ethereum private keys and addresses. This is an official package provided and maintained by the Ethereum JavaScript community. To generate Ethereum addresses, follow these steps: Step 1: Create Node project To create a new Node project, create a new folder and
How to Generate Ethereum Private key and Address Read More »