Watch this coding lesson on how to build a simple WebApp and then turn it into a PWA using the browser API. Once you understand the ServiceWorker, you can use a library like workbox to help you build a more robust ServiceWorker easier. PERMISSIONS: Original videos were published with the Creative Commons Attribution license (reuse allowed). CREDITS: Video 1: https://www.youtube.com/watch?v=mTNdTcwK3MM Video 2: https://www.youtube.com/watch?v=E8BeSSdIUW4 https://www.youtube.com/watch?v=b4rpUeVPe8I

Have you ever wanted to get into blockchain development, but haven’t found a good place to start? In this talk, we will explore a use case of blockchain and show you how it can be applied in a real-world scenario. First, we will cover the basics of blockchain and Hyperledger Fabric by building a simple blockchain application. We will explore Hyperledger Composer and use it to model a business network that we will then deploy onto a Hyperledger Fabric network. Lastly, we will interact with the application and check the details of the transactions using the IBM Cloud blockchain service. EVENT: Full Stack Fest 2018 SPEAKER: Horea Porutiu PERMISSIONS: Conference Organizer provided Coding Tech with the permission to republish this video. CREDITS: Original video source: https://www.youtube.com/watch?v=v2WiqQs_JAs&t=105s https://www.youtube.com/watch?v=J1RfcEzD9rw

Integrating a build process into your web workflow for the first time is scary stuff. I’d like to give a conceptual overview of packaging JS in general. Start with “why to do it” then discuss “basic builds” to concat and minify compared with “intelligent bundling” and using npm to manage libs. EVENT: JavaScript NZ 2017 SPEAKER: Tanya Gray PERMISSIONS: Original video was published with the Creative Commons Attribution license (reuse allowed). CREDITS: Original video source: https://www.youtube.com/watch?v=PcqYhSH44Ow https://www.youtube.com/watch?v=2-338UR9r0k