Building a Captcha using HTML5 Canvas

A CAPTCHA (/kæp.tʃə/, an acronym for “ C ompletely A utomated P ublic T uring test to tell C omputers and H umans A part”) is a type of challenge–response test used in computing to determine whether or not the user is human.[1] The term was coined in ... more

Build & Publish a Node Package Module (NPM)

In this post, we are going to build and publish a Node Package Module (NPM). The module we are going to build is a simple utility which will take a Web supported color name as an argument and spits out the HEX & RGB values for the same. We are going ... more

Deploying a Node.js Docker container to Heroku

In the last post titled Developing Node.js applications in Docker, we have seen how we can work with Docker as our development environment. In this post, we are going to take the app that we have built named docker-node-app and deploy it to Heroku as ... more

Developing Node.js applications in Docker

In this post, we are going to look at developing a Node.js application using Docker as the development environment. Why Dockerize my development? You may ask, what is wrong with my current setup? Why should I “Dockerize my Node app”? Well for starters, ... more

Learning Ionic

For the past 3 months, I was involved in a writing an awesome book on Ionic, thanks to Packt Publishing. This book is part of a learning series, where the main goal of the book was to introduce developers to Ionic and get them acquainted with it. This ... more

Electron, WordPress & Angular Material – An Offline Viewer

Imagine that you are at the airport, waiting for your flight and you hear a couple of guys sitting behind talking about Nodejs, Angularjs, MongoDB and you being a full stack developer and blogger start eves dropping. And all of sudden one guy mentions.. ... more

Developing a MEAN app with Angular 2.0

I know, I know it is too early to be building end to end apps with Angular 2.0, but I got so excited after looking at ng2-express-starter by my dear friend Antonio Fernandes. I was like, If we can integrate an Angular 2.0 app with an Express app, we ... more

Pushbots and Cordova – Easy Push Notifications for your app

A few days ago Francisco Merino requested a post for implementing push notifications for a Phonegap/Cordova app. He was looking for a simple solution to start off. So, here is the post. In this post, we will be sending push notifications to a device ... more

Getting Started with Client Side Storage

In this post, we will take a look at various client side storage solutions and how to work with them. We are going to cover the following Cookies Web Storage API Session Storage Local Storage String Compression IndexedDB Next Steps You can find the completed ... more

Ionic Framework, Cordova and File API – A Media Player App

Yves Bamani requested a post to build a media player app using Ionic Framework and Cordova. The mediaPlayer app will show a player interface and a couple of buttons. The user can browse through the filesystem and pick a file to play. The initial request ... more

Getting Started with Angular 2.0

Recently Angularjs team has launched a 5 mins quick start tutorial on getting started with Angular 2.0. I have taken the same tutorial ( with minor changes ) and explained it below. There are a lot of blanks to be filled, but this is my first attempt ... more