Pusher blog

5 minutes read

Introducing Watchlist: notify users when their friends are online

Rather than requiring you to apply presence on a per channel basis, the concept of Watchlist enables you to build presence functionality at the app level via Online Status notifications.

3 minutes read

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How to implement HTTP request retry policies

HTTP requests are always at risk of failure. No matter how highly available both the source and destination hosts are, the request can still encounter an issue in the intermediary network that you have no control over. Given this, it makes sense to devise an HTTP request retry strategy. You want to ensure systems can handle and recover from unexpected failures when making HTTP requests.

4 minutes read

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What are Presence channels? Pusher Presence channels: when and how to use them

Everything you need to know about Pusher Presence channels and how to use them to build a live “who’s online” feature.

Marketing

5 minutes read

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How to serve initial state by retrieving cached live data from an application

Find our how your application server is now able to retrieve the current cached data and define its time to live (TTL) using our HTTP API through our server SDKs.

3 minutes read

Counting live users at scale with subscription_count events

Releasing the new event type in Pusher Channels: Subscription Count event! This type of event automatically provides the number of connections currently subscribed to any given channel.

3 minutes read

Authorized Connections is out of beta: more protection against bugs, free-loaders, and denial-of-service attempts

By default, connections to your Pusher Channels app are anonymous. Anonymous connections work well for many kinds of applications which do not have authenticated users, such as publicly accessible websites; and this allows you to quickly start building your app without setting up any auth

3 minutes read

Authorized connections: a new feature in beta on Pusher Channels

Pusher Channels’ new “authorized connection” feature gives you more control over who can connect to your Channels app and more visibility of who is connected. If all your connections use private or presence channels, you do not need to do any integration work, and you can enable authorized connections in your dashboard today. Pusher Channels \[…\]

2 minutes read

Service announcement: Removal of support for TLS 1.0

Starting the 22nd of September 2018, we will begin disabling support for TLS 1.0 in connections to Pusher Channels. Please make sure your clients support at least TLS 1.1.

1 minute read

From JavaScript Promises to Async/Await: why bother?

This article examines Promises and async/await in JavaScript. It explains the benefits of async and await, and the value they add to asynchronous JavaScript compared to using Promises alone.

7 minutes read

Integrate private and presence channels with Django

Learn how to integrate Private and Presence channels with Django, including auth and configuration from Rmotr.

1 minute read

How to send Push Notifications to your Android app with Pusher’s Android SDK

This tutorial is a step by step guide to set up push notifications in your android app using Pusher's Android SDK.

Push Notifications

Tutorial

3 minutes read

Making ReactJS Realtime With Websockets

In this tutorial, I will be showing you how to build a chat application using ReactJS and Pusher. T

Tutorial

6 minutes read

7 myths about React

React, despite its widespread use in the front-end development scene today, is a very misunderstood tool. It is a library for building user interfaces, originally developed at Facebook, but is now being used by thousands of other companies such as Twitter, Dropbox, Paypal and more. To illustrate just how popular React has become, the core \[…\]

7 minutes read

7 things about React 16 your team should know

These are some of the most interesting features about React 16 that you should take note of.

6 minutes read

Lessons learned implementing Redux on Android

When a lot of people think of the Redux architecture they think of the web. This isn’t really surprising because it originated and gained a lot of popularity there. At its core, it’s a simple application architecture that describes a system of organizing and manipulating state. This means that it can be applied to any \[…\]

7 minutes read

Building a realtime trade platform using JavaScript and Pusher

Stock market data becomes more valuable as it essentially delivers an opportunity for traders who seek analysis and statistics. In this tutorial we will be building a trade platform that portrays the experience for stock markets, where trades in prices can be visualized in realtime. This will be built using JavaScript, Chart.js and realtime capabilities \[…\]

7 minutes read

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How to upgrade your app to Android Oreo and avoid a factory reset

Android Oreo has adaptive icons that can’t be inflated by the system UI into a notification. System UI crashes when a notification is received without a specified icon. Repeatedly. Until you uninstall the app programmatically. Most people might need a factory reset. See the image below. It’s important to force the default notification icon using \[…\]

5 minutes read

The 6 coolest React VR projects

Discover the list of the top 6 interesting React VR projects by Chris Nwamba.

6 minutes read

DevMic – Interview with Eduard Schikurski

DevMic is a part of our blog where we give developers the opportunity to share their experiences and ideas with the community. Have a great story and want to be featured? Get in touch with us through devmic@pusher.com Eduard Schikurski is working on the next generation of business operations systems at Monzo, a young London-based \[…\]