Java Archives - Page 7 of 7

What is an object’s state?

1 June 2014 | 0

A software always consists of data and behavior (business logic). The behavior are the (business) rules that define what the software should do – in a very easy form, think of a function like a + b = c. The function (behaviour ... Read more »

What is a “Domain”?

1 June 2014 | 0

As a not-native english speaker, I sometimes bump into topics that conceptually are rather easy, but in fact much harder (for me) to grasp than they ought to be, because for a native english speaker they are probably self-explanatory, and ... Read more »

Performance Optimization

27 April 2014 | 0

This weekend, I did some performance testing with ConcurrentLinkedQueue. Then, based on work requirements, I programmed a concurrent primitive array of fixed size, more or less like this: package com.marcusbiel.javacourse; import java.util.concurrent.atomic.AtomicInteger; public class ConcurrentArray { private static final int ... Read more »

Always touch a running system

23 April 2014 | 0

I am a Java developer since 2001. Over the years I came to realize that most teams / companies are totally ruled by fear. Fear to touch the code, fear to touch the production system, fear to touch the test ... Read more »

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