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Use Redis as a Cache Mechanism to Handle Out-of-order Kafka Messages

Apache Kafka is a popular distributed messaging system that has many use cases. In a high level picture, producers write messages to topics on Kafka, and consumers read messages from the topics and process the messages. A consumer tells Kafka which messages have been successfully processed by committing the offset of the messages within ...

React on Rails Tutorial: Integrating React and Ruby on Rails 5.2

Users expect a certain level of interactivity and speed when using websites, which can be hard to provide with server rendered websites. With a regular Rails project, we can sprinkle interactivity on the client side with vanilla javascript or jQuery but it quickly becomes tedious to maintain and work with for complex user interfaces. In this ...

Scaling Our Private Portals with Open edX and Docker

Ever since we launched, Cognitive Class has hit many milestones. From name changes (raise your hand if you remember DB2 University) to our 1,000,000th learner, we’ve been through a lot. But in this post, I will focus on the milestones and evolution of the technical side of things, specifically how we went from a static infrastructure ...

Why We Should Ban Lethal Autonomous Weapons

A few days ago, some of the world’s most renowned entrepreneurs, engineers and scientists in the technology industry warned for the dangers of artificial intelligence and that of lethal autonomous weapons. Over 150 companies and 2400 individuals from 90 countries signed the lethal autonomous weapon pledge at the 2018 International Joint Conference on Artificial Intelligence. ...

How To Run A Successful Big Data Project

[unable to retrieve full-text content]Ever since the rise of big data analytics fundamentally reshaped how we do business, big data projects have been launching across the market. Many newcomers to the field of big data and information analytics are unfamiliar with the hurdles that make so many rookies trip and fall, however, and running a ...

Analytics Platforms: Making Sense of Data

What is the value of your data? Information Technology (IT) professionals have made a living off of data management, storage and reports. Analytics platforms: making sense of data can be a key skill for successful executives today. Comparing Analytics Platforms Do you remember when the Chief Information Officer (CIO) position was started? You might have guessed that ...

Hortonworks and Google Streamline Big Data in the Cloud

“Successful businesses understand how interconnected data and cloud strategies are key to a cohesive business strategy”, as Hortonworks CTO, Scott Gnau, emphasized in his recent blog, that data, cloud and business strategies are inextricably linked for businesses to stay competitive today. Organizations can extrapolate new insight, accelerate product time to market, optimize resources, and even ...