---
title: "December 10th RealTimeWeekly #259"
description: Welcome to Real Time Weekly! In this issue we've got content from Twilio about WebSockets using Twilio Sync API, developing a social app in Ionic with Pusher, implementing sentiment analysis in Agora's video, and more!
---

[WebRTC.ventures Blog](https://blog.webrtc.ventures)

# [December 10th RealTimeWeekly #259](https://blog.webrtc.ventures/2018/12/december-10th-realtimeweekly-259)

 Written by [Germán Goldenstein](https://blog.webrtc.ventures/author/germán-goldenstein) | Dec 10, 2018 5:00:00 AM

## **Real Time Weekly #259: December 10, 2018**

| Welcome to Real Time Weekly! Hello everyone! In this issue we’ve got content from Twilio about WebSockets using Twilio Sync API, developing a social app in Ionic with Pusher, implementing sentiment analysis in Agora’s video, and more! Your feedback is always welcome! So you can write me to share content, propose new topics, or just to say hello! Thanks for Reading! @germangol Editor Sentiment analysis with Agora’s video call Agora Dec 3 How to integrate sentiment analysis with Agora.io to detect an individual’s reaction. Building a social app with online presence using Ionic   Pusher Dec 3 A very complete tutorial of how to build a social application using Ionic and Pusher. Live and In Color: Realtime Pub/Sub Messaging In Its Simplest Form  PubNub Dec 6 A demo app that shows how to use PubNub to exchange data in realtime between browsers using pub/sub messages. Build Real-time Apps in PHP using WebSockets, Laravel and Twilio Sync Twilio Dec 3 A tutorial of how to build a real-time app using Twilio Sync API and Laravel. Release Notes for Safari Technology Preview 71       webkit Dec 5 Release notes for Safari Technology Preview release 71 update are now available. Christmas Card Dash: Locate Your Nearest Postbox with Node.js and the Messages API    Nexmo Dec 6 How to build and configure a Node.js app that uses the Nexmo Messages API to let users send their current location via Facebook Messenger and get back a map with the location of their nearest postbox. Upcoming Events  Do you have a real-time related conference coming up? Tell us about it! Email german@webrtc.ventures to be included in this listing. #ITEXPO Exhibitor Highlight  January 29 – February 1, 2019 If you know about any events worldwide please let us know emailing german@webrtc.ventures.  Real Time Weekly is a free service of WebRTC.ventures. If you have been forwarded this by a friend, then please sign up at RealTimeWeekly so you never miss an issue! Please send tips or suggestions to German Goldenstein, editor,  german@webrtc.ventures.  |
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[View full post](https://blog.webrtc.ventures/2018/12/december-10th-realtimeweekly-259)

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