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FJ
Software Engineering, Sport, me!

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Disjoint-set or Union-find?..

Posted on 20 June 201614 January 2017by Filip Janiszewski

I wasn’t planning any post this week, I don’t have that much free time to write posts. But I was forced to write down my own implementation of a disjoint set data structure for the purpose of one of the projects I’m working on, so I thought why not share this piece of code with […]

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Segment tree

Posted on 31 May 2016by Filip Janiszewski

What is the best thing you may possible do when having a eight hours train trip? Writing a blog post of course! That’s actually an interesting story by itself: Where I was and why it take that long to come back home! Anyway! Let’s say you’ve an array of integers, as usual from index 0 to […]

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The real keyboard.

Posted on 4 February 2016by Filip Janiszewski

Back in the days, when computer were used by real computer users and nobody knew what a mouse is, the preferred input device was also the only input device: The Keyboard! When the hipster revolution began back in the seventies/eighties, the proliferation  of the mouse users increased dramatically, the keyboard was still the preferred computer input […]

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The Pragmatic Programmer!

Posted on 11 January 2016by Filip Janiszewski

Is your first day at your new Corporation, you’re introduced to the company set of CORPORATE VALUES after a brief epistemological digression on the history of the world after the company was founded. A pretty HR girl talks excited of how the company you’re joining is the best place to work on the whole planet and […]

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