Systems | Development | Analytics | API | Testing

[Masterclass Recording] Building a realtime voting app in less than an hour

In this masterclass, Ably’s Developer Advocate, Srushtika Neelakantam, will talk about realtime protocols and the various cool things you can do with them. She’ll then build a voting app from scratch that is production-ready and fully scalable. The app will show a dynamically changing graph reflecting the choices made by users on the voting questions, in realtime. Just some basic JavaScript knowledge is required to follow along.

Rails is Fast: Optimize Your View Performance

In this post, we’ll look into tried and true methods of improving Rails view performance. Specifically, I will focus on database efficiency, view manipulation, and caching. I think the phrase “premature optimization is the root of all evil” has been taken a little out of context. I’ve often heard developers use this during code reviews when simple optimization techniques are pointed out.

Real-time log aggregation with Flink Part 1

Many of us have experienced the feeling of hopelessly digging through log files on multiple servers to fix a critical production issue. We can probably all agree that this is far from ideal. Locating and searching log files is even more challenging when dealing with real-time processing applications where the debugging process itself can be extremely time-sensitive.

How the Acquisition of Waterline Data Will Help Hitachi Vantara Scale Your Digital Advantage

The opportunity to create new economic, social and environmental value by unlocking the “good” in data is immense. While the problems we face as a society may be getting harder to solve, the advances we can make when we break down the silos between the physical and digital worlds are profound.

Spark APIs: RDD, DataFrame, DataSet in Scala, Java, Python

Once upon a time there was only one way to use Apache Spark but support for additional programming languages and APIs have been introduced in recent times. A novice can be confused by the different options that have become available since Spark 1.6 and intimidated by the idea of setting up a project to explore these APIs.

Kong Gateway 2.0 GA!

After a full year of development since our last major open source release, we are proud to announce the next chapter of our flagship open-source API gateway — Kong Gateway 2.0 is generally available! With this release, Kong will become more operationally agnostic for large-scale deployments across on-premises and multi-cloud environments, thanks to the new Hybrid Mode. In addition, plugin development also becomes more language agnostic, thanks to the new Golang PDK support.

[Masterclass] Building an IoT based realtime attendance logger for Slack using WebHooks.

In this masterclass, Ably’s Developer Advocate, Srushtika Neelakantam, will walk you through the basics of IoT and the realtime communication protocol these devices like to use i.e. MQTT. She’ll then show you how to build a realtime attendance logger from scratch.