We have covered session management in ExpressJs using a global variable technique which of course will not work in the case of shared server or concurrent execution of HTTP requests which is the most familiar production scenario. Codeforgeek readers requested to provide a solution for this issue and the optimal one is to use external […]
Session Management in Nodejs Using Redis as Session Store Read More »
Quick summary: In this tutorial, we are going to program a voice-controlled drone using Node.js and Web speech API. We will use Parrot ARDrone 2.0 as our drone and Node.js + web speech API to build our application. Introduction Drones are amazing. I personally love the ability to sit down and fly the drone to
Voice Controlled Drone Built Using Node and ARDrone Read More »
A refreshing particular element of a web page is one of the frequently used approaches in web development. JavaScript provide the setInterval() method to repeat the task after specified time. Angularjs provides wrapper of setInterval() with $interval angular service module. LIVE DEMO DOWNLOAD To refresh a DIV or any element in specified time, i am
Refresh DIV in 10 Seconds Using Angularjs Read More »
Visual studio code is my go-to editor for programming. Due to its wide range of extensions and support from Microsoft this editor is widely adopted. Visual studio code is built on top of open source Monaco editor by Microsoft. This project receives around 14k stars in Github. Visual studio code offers a wide range of
Top 5 Must Have Visual Studio Code Extensions Read More »
One of the important task which most of the developers ignores ( i used to ignore too ) is writing unit tests for your code. Unit test is not just a help to tester or quality assurance team but its the proof of quality of your code. In this tutorial i am going to cover
How to Test Nodejs Code and RESTful API Read More »
In a real-world scenario, most of the time we have to deal with a huge number of data. So imagine a scenario where you have 1 million records in the database and your requirement is to show it on a web page using an API. You just can’t pick up all records and show it,
Server Side Pagination Using Node and Mongo Read More »
Quick Summary: This tutorial helps you to record the screen in Ubuntu using Kazam screen recorder. You will learn about installing the Kazam screen recorder and how to use it in Ubuntu to record your screen. You will also learn about handy shortcuts to record your screen. Introduction I have been using Ubuntu for a
How to Record Screen in Ubuntu With Kazam Read More »
Node.js is an open source, cross platform JavaScript runtime engine to develop server side applications. Node.js uses Google’s V8 engine to compile JavaScript code into native code. Node.js is based on non-blocking, event-driven architecture to help developers create robust and distributed applications. We have covered tons of useful tutorials covering Node.js. Click here to start
Top 5 Node Frameworks to Increase Coding Productivity Read More »
We use Node.js to build web application backend and one of the use cases that comes often is a file upload feature. In this tutorial, we are going to learn and build an application that can let user upload multiple files using Node.js. LIVE DEMO DOWNLOAD Our application : I am going to develop same
How to Upload Multiple Files Using Node.js Read More »
How many brokers should we have? What is the ideal ram size? Should we use RAID or SSD? We come across questions like this while configuring and deploying a Kafka cluster. In this article, we will cover in brief about the Kafka capacity estimation and planning. Please note that this is subjective advice and you
Performing Capacity Estimation for Kafka Cluster Read More »