---
title: "Real Time Weekly #269: February 25, 2019"
description: Welcome to RealTimeWeekly! In this issue we have a tutorial about Socket.io, a ping pong game in React Native and Pusher, sending and receiving images with Twilio WhatsApp API, and more!  Glad to see WebRTC support in Flutter thanks to the new Agora Flutter SDK.
image: https://blog.webrtc.ventures/hubfs/Imported_Blog_Media/RTWcover-2-3.png
---

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# February 25th RealTimeWeekly #269

[Germán Goldenstein](https://blog.webrtc.ventures/author/germán-goldenstein)

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## **Real Time Weekly #269: February 25, 2019**

| In this issue we have a tutorial about Socket.io, a ping pong game in React Native and Pusher, sending and receiving images with Twilio WhatsApp API, and more!  Glad to see WebRTC support in Flutter thanks to the new Agora Flutter SDK. Do you have topics in mind that you want to see more often? Do you want to share your tech blog posts and publish them here? Send your feedback and links! Who needs QUIC in WebRTC anyway? Tsahi Levent-Levi, BlogGeek.me Feb 18 The big picture of QUIC protocol and how it fits into WebRTC. Build A Group-Chat App in 30 Lines Using Node.js itnext.io Feb 18 A tutorial of how to build a real-time web chat app using Socket.io in Node.js Add real-time video to your Flutter apps using the Agora Flutter SDK! agora.io Feb 19 Agora has a new SDK to add WebRTC to a Flutter app, which is a cross-platform framework created by Google to build mobile apps like React Native. Create a two-player pong game with React Native Pusher Feb 19 Nice article to learn how to build a real-time pong game in React Native using Pusher. WhatsApp Media with C#, .NET Core and the Pho.to API Twilio Feb 19 How to receive an image from WhatsApp, process it with Pho.to API and then send it back with Twilio WhatsApp API. Record a Phone Message with Java Nexmo Feb 19 A tutorial from Nexmo that shows how to build an app in Java that allows you to leave an audio message and then retrieve that recorded message. Release Notes for Safari Technology Preview 76 Webkit.org Feb 20 Release notes for Safari Technology Preview 76 are now available for macOS Mojave and macOS High Sierra. 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. Using iOS CallKit with OpenTok March 13, 2019 TADHack-mini Orlando March 16 -17, 2019 Custom Video Capture with OpenTok April 17, 2019 TADSummit Asia KL May 28 – 29, 2019 The Janus Conference for Janus Users. September 23 -25, 2019 TADSummit Americas, Chicago October 15 – 16, 2019 TADSummit EMEA, London November 19 – 20, 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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## Related posts

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## [August 27th RealTimeWeekly #244](https://blog.webrtc.ventures/2018/08/august-27th-realtimeweekly-244)

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 Aug 27, 2018 12:00:00 AM

Real Time Weekly #244: August 27, 2018 Welcome to Real Time Weekly!

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[![](https://blog.webrtc.ventures/hs-fs/hubfs/Imported_Blog_Media/Arnaud-Blogs-on-Twilio-2.png?height=200&name=Arnaud-Blogs-on-Twilio-2.png)](https://blog.webrtc.ventures/2022/01/arnaud-twilio-flutter-bloc-tutorial)

## [Arnaud Blogs on Twilio about creating a video chat mobile app with Twilio Video and Flutter, using BLoC](https://blog.webrtc.ventures/2022/01/arnaud-twilio-flutter-bloc-tutorial)

![Picture of Jen Oppenheimer](https://blog.webrtc.ventures/hs-fs/hubfs/Our-Team-Jen.jpg?width=50&name=Our-Team-Jen.jpg) [Jen Oppenheimer](https://blog.webrtc.ventures/author/jen-oppenheimer) 

 Jan 11, 2022 12:00:00 AM

Arnaud Phommasone is a talented mobile developer that is a valuable member of our WebRTC.ventures...

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[![](https://blog.webrtc.ventures/hs-fs/hubfs/Imported_Blog_Media/RTWcover-3-4.png?height=200&name=RTWcover-3-4.png)](https://blog.webrtc.ventures/2018/10/october-22nd-realtimeweekly-252)

## [October 22nd RealTimeWeekly #252](https://blog.webrtc.ventures/2018/10/october-22nd-realtimeweekly-252)

[Germán Goldenstein](https://blog.webrtc.ventures/author/germán-goldenstein) 

 Oct 22, 2018 12:00:00 AM

Real Time Weekly #252: October 22, 2018 Welcome to Real Time Weekly!

[Read more](https://blog.webrtc.ventures/2018/10/october-22nd-realtimeweekly-252)

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