Data is laid out in memory as closely as possible on an integer array. Map and Doubly Linked List are not two different data structures anymore. A custom map implementation allows built-in doubly linked list functionality on key-value and left-right data ... (more…)

While maintaining and even creating new Java Application Servers systems makes business sense, deploying and especially debugging & monitoring the systems is a whole other matter. (more…)

Recently Nada Amin and I discovered that Java and Scala are unsound.

The challenge Task Your task is to create a function that turns a string into a Mexican Wave. You will be passed a string and you must return that string in an array where an uppercase letter is a person standing up. Rules 1.  The input string will always... (more…)

Our introductory post for inline-java showed that we could call methods written in Java (or indeed any JVM function) from Haskell. Much in the style of other packages, it is moreover possible to do using java syntax, so examples from Java API documentatio... (more…)