Core Java
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Java: Streaming a JDBC ResultSet as CSV
In my previous post, I showed how to convert a java.sql.ResultSet to JSON and stream it back to the caller.…
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Java 11: New HTTP Client API
In Java 11, the incubated HTTP Client API first introduced in Java 9, has been standardised. It makes it easier…
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Installing OpenJDK 11 on Ubuntu 18.04 for real
OpenJDK 11 was released on the 25th of September, 1018. As this is the first LTS release after version 8,…
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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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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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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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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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Java Security Animated
Overview Java security has been inherently a complex topic ever since the introduction of the security sandbox model in JDK…
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