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Paul Stack at the DevOps Conference 2015

How to scale a logging infrastructure to accept a billion messages a day

Over the past year, OpenTable have been re-architecting their system from a monolithic architecture to move more towards microservices and small applications. As the infrastructure has changed, so too the logging infrastructure has had to change. In this session, recorded at the DevOps Conference, Paul Stack explains how they did it.

Consumer-driven contract testing with Pact

Microservices: Agreements must be kept

“Pacta sunt servanda“, or in English, “agreements must be kept“. What was true in the middle ages is mandatory in the modern world of software development. Utilising (API-) contracts that are defined by several partners instead of just one, microservice architectures can be tested and developed easily and efficiently.

New bindings and more

Home automation: openHAB 1.8 and first beta for openHAB 2.0 available

As openHAB (Open Home Automation Bus) founder Kai Kreuzer announced, there are currently two new updates available for the open source, OSGi-based home automation platform. Aside from new bindings and features, the beta version of openHAB 2.0 in particular with the “openHAB Distribution” project presents an interesting innovation for developers.

Is your creative gusto hurting your app development process?

Mobile apps are on the rise. Today you have an app for everything you do, be it shopping and paying bills online or keeping a check on your diet and exercise routine. According to a Digi-Capital report, the global revenue of mobile app market will be $70 Billion by 2017 with 200 billion app downloads. The report further indicates that the revenue share of non-game apps will become double, from 26 percent to 51 percent.

Google Dart - alive and kicking?

The dead live longer: 5 arguments for the success of Dart

Google associate Filip Hracek has recently moved to the Dart Development Team. A move which provoked not only rather amicably intended comments (for example that by doing so he will hopefully not be riding a dead horse), but also clearly negative reactions. Yet he provides good reasons which in his opinion speak for the success of Google’s web language.

Android says goodbye to harmony

Android places bets on OpenJDK

A reference in Hacker News to a code basis commit deemed as “mysterious” gave the starting signal, followed by an official confirmation on the Google website at the end of the year: for the next Android version, Java API implementation will be replaced by OpenJDK, the open source version of JDK.

Open-source streaming analytics

Big Data with Apache Apex

It’s touted as the industry’s only open-source enterprise grad unified stream and batch processing platform. Apache Apex community manager Desmond Chan show’s us what exactly that means and how this open-source engine handles big data.

Data analysis tool in a new version

Apache Spark 1.6 with Dataset API

After a preview version had been published at the end of November 2015, the final version of Apache Spark 1.6 is at long last ready for download. The update contains a total of over 1,000 changes; release highlights include a variety of performance improvements, the new Dataset API and expanded data science functions.

A machine’s touch

Turn your search engine into your best salesperson

No matter how bright your salesman’s smile is, no matter how pretty the pattern on his clip-on tie, a search engine can still do a better understand what your customer is looking for. When it comes to selling stuff, online search systems can do better than humans, demonstrates Doug Turnbull.