Systems | Development | Analytics | API | Testing

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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.

15 Must Have Skills For a Top Automation Tester

In the accelerated agile way of working, every firm demands a highly-skilled automation tester. Slowly, automation testing is replacing manual testing(though it cannot be done completely). Automation Testing is the key to the business success of the software industry. With automation, you can expand your business to a larger audience saving both time and effort. As an automation tester, it is very essential to have certain skills which help in testing the application better.

[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.

[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.