On neurons and human ideation
My kid is close to 4 years and started to exhibit a very human brain process: before sleepping, he starts to remember random ideas and expresses them. Sometimes they are not only memories and plans he...
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Shortest program that prints the play "Othello" by William Shakespeare
We have this requirement: "Create the smallest program that will print the full text of the play Othello by William Shakespeare". I should warn you that the requirement hides a trick and you will hate...
Sorting is computationally harder than playing chess
I will argue below that sorting of a big array, using only comparison, is inherently harder than solving the problem of choosing the best next move on a chess game. One could say that it is not fair t...
Godel and psychological types
“There are two types of people in the world, those who divide everybody into types and those who do not”. I am part of the second type ;) Is the text above true or false? I augmented this amusing quot...
Backup your photos for 20 years or more - ideas
External hard drives Will you have your digital photos after 20 years from now? Will you regret to not have them? How can you safely store your digital photos in order to still have them in 20 years o...
Why is my smartphone charging very slow on USB ?
Better read:Data Consistency in Distributed System - CAP, PACELCMorality series - a heptalogyThis blog is mainly focused on my Philosophical and theoretical ideas.From time to time I have practical po...
Debt gives value to money
What gives value to money? There was a time when money was pure gold. Later, money was a certificate that you own a quantity of gold in bank (banknotes). Now the money are just quality paper, without...
DNA and the fabric of the Universe
The genetic code seems to not be enough to describe the complexity of a human being. In fact, it seems too small to describe most of the life forms. We could assume that the genetic code has all the i...
Genetic code (DNA) is not enough
Photo: wikipedia.org Genetic code (DNA) could be seen as the best compression algorithm that we have ever seen. Just think about it: in only around 1 GBytes, DNA could store the information to create...
Is Your God so small?
When I see the continuous fighting over Jerusalem... I would ask the people that are killing each other for a piece of "saint" land: "Is your God so small that He only lives on that little piece of la...