Blog: coding junkie (Bill Bejeck)


200 blogs updated: 70 min. ago
Machine Learning With Kafka Streams
The last two posts on Kafka Streams (Kafka Processor API, KStreams DSL) introduced kafka streams and described how to get started using the ...
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29-04-2016 06:56:43 coding junkie (Bill Bejeck) Beginners
Kafka Streams - the KStreams API
The last post covered the new Kafka Streams library, specifically the "low-level" Processor API. This time we are going to cover the "high-l...
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27-03-2016 05:14:57 coding junkie (Bill Bejeck) Beginners
Introducing the Kafka Processor Client
If you work on systems delivering large quatinties of data, you have probably heard of Kafka if you aren't using it already. At a very high ...
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02-03-2016 04:29:03 coding junkie (Bill Bejeck) Beginners
Java 8 CompletableFutures Part I
When Java 8 was released a while ago, a great concurrency tool was added, the CompletableFuture class. The CompletableFuture is a Future tha...
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23-01-2016 20:03:15 coding junkie (Bill Bejeck) Beginners
Scripting Tmux for Kafka
I ve known about tmux for some time now, but I kept putting off working with it. Lately I ve started looking at the Processor API available ...
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11-12-2015 15:51:15 coding junkie (Bill Bejeck) Beginners
Working With Java 8 Optionals
In this post we are going to cover working with the Optional class introduced in Java 8. The introduction of Optional was new only to Java. ...
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30-10-2015 13:21:50 coding junkie (Bill Bejeck) Beginners
Guava ImmutableCollections, Multimaps and Java 8 Collectors
In this post we are going to discuss creating custom Collector instances. The Collector interface was introduced in the java.util.stream pac...
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23-10-2015 10:54:47 coding junkie (Bill Bejeck) Beginners
Learning Scala Implicits With Spark
A while back I wrote two posts on avoiding the use of the groupBy function in Spark. While I won t re-hash both posts here, the bottom line ...
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16-10-2015 13:17:02 coding junkie (Bill Bejeck) Beginners
Spark and Guava Tables
Last time we covered Secondary Sorting in Spark. We took airline performance data and sorted results by airline, destination airport and the...
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09-10-2015 13:36:21 coding junkie (Bill Bejeck) Beginners
Spark Corner Cases
In the last two posts, we covered alternatives to using the groupByKey method, aggregateByKey and combineByKey. In this post we are going to...
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14-08-2015 09:53:36 coding junkie (Bill Bejeck) Beginners

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