Gerrit Grunwald – Not dead yet – Java on desktop

Interestingly a lot of people say Java on desktop is dead and yes it is not in the hyped zone anymore. But on the other hand, it is still widely used. This s… Read more

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Reordering Futures in Java Streams

Futures are an interesting conecpt in concurrent and parallel programming. I’ve written about them several time, the last time in Advanced Futures With Play Framework. Streams are a concept which came with Java 8 to operate on a stream of objects, transfo... (more…)

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Check If Valid Sudoku Blocks in Java

The challenge of solving valid Sudoku blocks Determine if a 9×9 Sudoku board is valid. Only the filled cells need to be validated according to the following rules: Each row must contain the digits 1-9 without repetition. Each column must contain the digit... (more…)

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