Java
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Java: Aggregate Data Off-Heap
Explore how to create off-heap aggregations with a minimum of garbage collect impact and maximum memory utilization. Creating large aggregations…
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Who’s Been Naughty, Who’s Been Nice? Santa Gives You Java 11 Advice!
Ever wondered how Santa can deliver holiday gifts to all kids around the world? There are 2 billion kids, each…
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Consuming Twitter Streaming API with Spring Integration
1. Overview Spring Integration has been known to have a myriad of connectors for interacting with external systems. Twitter was…
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Security Enhancements in JDK 9, 10 and 11
One of reasons for shorter release cycles of the JDK is possibility to rollout faster security bugfixes and enhancements. In…
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Log Aggregation using ELK Stack
1. Introduction With the use of microservices, it has become easy to create stable distributed applications and get rid of…
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WTF Connection pools
Let’s talk about connection pools. I claim that: Default settings of most popular connection pools are poor! For you, it…
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Using Java Flight Recorder with OpenJDK 11
Java Flight Recorder (JFR) used to be a commercial add-on of the Oracle JDK. As it’s been open sourced recently…
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Exploring the Spline Data Tracker and Visualization tool for Apache Spark (Part 2)
In part 1 we have learned how to test data lineage info collection with Spline from a Spark shell. The same can…
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Dropping Raw String Literals from JDK 12
It has been proposed that raw string literals (preview) be dropped from JDK 12 (which enters Rampdown Phase One on…
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