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Orchard Planting: Greatest Common Divisor

By royvanrijn On December 30, 2011 · Leave a Comment · In Algorithms

The Orchard Planting contest from infinite search space is over. So it is time for a quick write-up.

The rules are simple, on a grid of integers, place N points on the grid to get as much 4 points on a line and never more then 4 points on a line.

My big break-through [...]

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Parleys: Devoxx talk published

By royvanrijn On December 20, 2011 · 2 Comments · In Patent infrigement

The guys at Devoxx/Parleys have already processed all the talks and post-processed them. So my talk it now available at Parleys.com.
There is one drawback though, the talk is currently for subscribers only. If you don’t have one you can only watch the first two (very nervous) minutes.

If you’ve attended Devoxx you will [...]

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colbert_tyson

Neil DeGrasse Tyson and Stephen Colbert

By royvanrijn On December 14, 2011 · Leave a Comment · In Science

Most internet videos are a waste of time, but this one isn’t! This is an interview of Stephen Colbert (out of his normal character) with Neil DeGrasse Tyson (Hayden Planetarium director, TV science host).

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baby

The project manager and his pregnant wife

By royvanrijn On December 9, 2011 · 1 Comment · In Agile, Other

Adding resources

Today I’ve (again) seen this quote on Twitter:

“A project manager is someone who thinks that 9 pregnant women can create a baby in 1 month”

This obviously isn’t the case. The story demonstrates that adding more people to a team won’t (necessarily) make the team more effective. Because some processes can’t be [...]

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bytebeat

Bytebeat: Algorithmic Symphonies

By royvanrijn On December 7, 2011 · 2 Comments · In Algorithms, Java Programming

A couple of days ago I first encountered “bytebeat”. This is a new hype revolving algorithmic music and sounds. The basic idea is this:

main(t) { for(t=0;;t++) putchar( t * (((t>>12) | (t>>8) ) & ( 63 & (t>>4)))); }

This simple loop has one variable, t (time). And every iteration we use t to [...]

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