Blog.CarlRobitaille.org

Painting on water

Sunday 22 Aug 2010 by Carl | No Comments
Filed under: art, creativite

likecool.com: Painting on water

Zipper boat

Sunday 22 Aug 2010 by Carl | No Comments
Filed under: creativite, drole, inusite

likecool.com: Zipper boat

Finalist dies at world sauna championships

Sunday 22 Aug 2010 by Carl | No Comments
Filed under: inusite, medecine

Finalist dies at world sauna championships

Via: A Gentleman's C: Apparently this was unexpected.
Finalist dies at world sauna championships.

Russian Vladimir Ladyzhenskiy died Saturday after taking part in the final of a competition in which contestants are required to withstand rising temperatures for as long as possible.

Finnish finalist Timo Kaukonen was also taken to hospital for treatment, organizer Ossi Arvela said in a statement posted on the event's website.

Richard Dawkins: Faith School Menace?

Sunday 22 Aug 2010 by Carl | No Comments
Filed under: enseignement, politique canadienne, religion, science

Via: Dawkins documentary raises worrying questions about faith schools

Comment pouvons-nous toujours subventionner les ecoles confessionnelles au Quebec? Il suffit de regarder les absurdites generees en Angleterre par un systeme public tres semblable a celui du Quebec, sauf pour la proportion beaucoup plus grande d'ecoles confessionnelles.

A Visual History of the Atomic Bomb

Saturday 21 Aug 2010 by Carl | No Comments
Filed under: histoire, physique

Via: neuraldump.com: A Visual History of the Atomic Bomb

Sorting Algorithms — Boring Until You Add Sound

Friday 20 Aug 2010 by Carl | 2 Comments
Filed under: programmation

geek.com: Sorting algorithms: quite boring until you add sound effects

Via: slashdot.org: Sorting Algorithms — Boring Until You Add Sound

Further Evidence Of Quote Stuffing Manipulation By HFT

Saturday 31 Jul 2010 by Carl | 2 Comments
Filed under: finances, informatique

zerohedge.com: "It's Not A Market, It's An HFT 'Crop Circle' Crime Scene" - Further Evidence Of Quote Stuffing Manipulation By HFT

Well take a look at the millions in fake, and thus illegal, bids demonstrated below and tell us just how any of this manipulation is "providing liquidity" - the second the patterns break, the algos responsible for the churn pattern disappear, thus eliminating numerous levels of so called bid liquidity below the NBBO: break enough patterns and you have another flash crash as the market once again goes bidless.

Allez voir les algos a l'action. Pas mal les petits graphes. En voici un exemple:

07-29-10
BATS "Flag Repeater". 15,000 quotes in 11 seconds, dropping the ASK price 1 penny each quote from $9.36 to $8.58 and back up again.

On est quand meme un peu loin du principe d'acheter des parts d'une compagnie pour en devenir actionnaire

Light Warfare

Friday 30 Jul 2010 by Carl | No Comments
Filed under: creativite, photographie

Via:
likecool.com: Flower Warfare - Psychedelic Action Scene

Le making-of.

Slow motion soda explosion

Friday 30 Jul 2010 by Carl | 1 Comment
Filed under: creativite, photographie

Via: likecool.com: Slow motion soda explosion

Slow motion soda explosion from David Coiffier on Vimeo.

Fermat's Last Theorem

Thursday 29 Jul 2010 by Carl | No Comments
Filed under: mathematiques

Via: neuraldump.com: Fermat's Last Theorem

Interessant a regarder non pas pour la vulgarisation du probleme, mais plutot l'histoire derriere le travail de Wiles et les interactions avec les autres mathematiciens.