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DevOps
Blue-Green Deployment
Traditionally, we deploy a new release by replacing the current one. The old release is stopped, and the new one…
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Core Java
Simplicity and Value of HotSpot’s -XshowSettings Flag
A handy HotSpot JVM flag (option for the Java launcher java) is the -XshowSettings option. This option is described in…
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Agile
Estimate Theater
Scene 1: Tragedy We’re in a retrospective. This was after a major event, so we discussed a few of the…
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Enterprise Java
Web service application with JAX-WS and Spring
1. Introduction It has been a long wait, but I am finally publishing a tutorial on creating the first SOAP based web…
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Core Java
C code always runs way faster than Java, right? Wrong!
So we all know the prejudice that Java being interpreted is slow and that C being compiled and optimized runs…
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Core Java
Improved Documentation of HotSpot Options in Java 8
One of the small but welcome features introduced with Oracle’s HotSpot implementation of Java 8 is the addition of many…
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DevOps
Enable Docker Remote API on Docker Machine on Mac OS X
Docker daemon provides a Remote REST API. This API is used by the Client to communicate with the engine. This API…
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Software Development
Pills of Eventual Consistency
A question raises spontaneously: why Eventual Consistency? Isn’t ACID enough? Let’s try to understand the need for Eventual Consistency guarantees…
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Software Development
Abstract Factory or Factory Method?
Today I would like to tell you about Factory Method Pattern and Abstract Factory Pattern. The purpose of the article…
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