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Core Java
Java Stream: Part 2, Is a Count Always a Count?
In my previous article on the subject, we learned that JDK 8’sstream()::count takes longer time to execute the more elements…
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Enterprise Java
A complete tutorial on the Drools business rule engine
As always we share the code presented in the tutorial in a companion repository: EmailSchedulingRules. Business rules work very well…
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DevOps
Integration Key to Customer Experience – Example Service Integration
In my previous article from this series we looked in to details that determine how your integration becomes the key to transforming…
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Core Java
JDK 12 – JEP 325 Switch Expressions
JDK 12 went GA on March 19, 2019, keeping its word on shorter release cycles and frequent releases. The features…
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Core Java
HashSet In Java
Introduction: HashSet in Java implements Set interface i.e. it doesn’t allow duplicates. It is internally backed by a HashMap which works…
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Core Java
Viewing TLS Configuration with JDK 13
JDK 13 Early Access Build 16 is now available and one of the interesting additions it brings is the ability…
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DevOps
Load Testing of a Microservice. Kubernetes way
Let’s assume there is a microservice represented by a composition of containers running on a K8s cluster somewhere in a…
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Python
Python String split() Example
1. Introduction Manipulating strings can be a very important aspect of programming due to the various number of ways in…
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Enterprise Java
Web Services Interview Questions and Answers
In this post we cover almost every portion of the concept of Web services that you need to be familiar…
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