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Informatique, hardware, intelligence artificielle, et basculement civilisationnel inquiétant : "Le nouvel ordinateur de Nvidia a publié un avertissement terrifiant à l'intention de l'ensemble de l'industrie !" dans la catégorie "Médias, Multimédia, Informatique, et Réseaux" |
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Informatique : "L'ordinateur quantique va-t-il révolutionner le Monde ?", une conférence de Julien Bobroff - 12 Mars 2020 dans la catégorie "Médias, Multimédia, Informatique, et Réseaux" |
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Ordinateurs et informatique : "Des trombones, DES TROMBONES !!" : Universal Paperclips, l'étonnant et incroyable jeu vidéo gratuit sur l'Intelligence Artificielle Par Science4All : dans la catégorie "Jeux vidéos" |
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Télévision, écran, téléphonie mobile, ordinateur, jeux vidéos, Internet, et les GAFA : les outils de surveillance et de contrôle d'une dictature numérique implacable "Regardez la lumière mes jolis" dans la catégorie "Médias, Multimédia, Informatique, et Réseaux" |
%3Cp%20align%3D%22justify%22%20class%3D%22chalk%22%20style%3D%22text-align%3A%20justify%3B%22%3E%3Cspan%20style%3D%22color%3A%23ffff66%3B%22%3ESYNOPSIS%20%3A%3C%2Fspan%3E%3Cbr%3E%0D%0A%3Cbr%3E%0D%0AChiffrer%20une%20communication%20sur%20le%20web%20%E0%20quoi%20%E7a%20sert%20et%20comment%20%E7a%20marche%26nbsp%3B%3F%20La%20r%E9ponse%20dans%20cet%20%E9pisode%20qui%20explique%20ce%20qu%27est%20le%20HTTPS%20et%20son%20int%E9r%EAt%20%28et%20une%20petite%20partie%20de%20ces%20limites%29%26nbsp%3B%21%3Cbr%3E%0D%0A%3Cbr%3E%0D%0ASource%20%3A%20Monsieur%20Bidouille.%3C%2Fp%3E%0D%0A%0D%0A%3Cp%20align%3D%22justify%22%20class%3D%22DKKeswick%22%3ETr%E8s%20bien%20fait.%3Cbr%3E%3Cbr%3E%C0%20voir%20%21%3C%2Fp%3E
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Informatique, ordinateurs, cryptographie et Internet : le chiffrement sur le web (HTTPS) - Monsieur Bidouille dans la catégorie "Médias, Multimédia, Informatique, et Réseaux" |
%3Cp%20align%3D%22justify%22%20class%3D%22DKKeswick%22%3EUne%20autre%20conf%E9rence%20de%20l%27expert%20fran%E7ais%20du%20transhumanisme%26nbsp%3Bet%20des%20technologies%20NBIC.%3C%2Fp%3E%0D%0A%0D%0A%3Cp%20align%3D%22justify%22%20class%3D%22DKKeswick%22%3EM%EAme%20si%20Laurent%26nbsp%3BAlexandre%20est%20un%20t%E9n%E9breux%20vaniteux%20et%20cynique%20%28ses%20assertions%20r%E9currentes%20sur%20le%20pognon%20qu%27il%20faut%20prendre%20aux%20cr%E9dules%20et%20aux%20pigeons%29%2C%20il%20nous%20livre%20ici%20une%20conf%E9rence%20passionnante.%3C%2Fp%3E%0D%0A%0D%0A%3Cp%20align%3D%22justify%22%20class%3D%22DKKeswick%22%3E%C0%20voir%20%21%3C%2Fp%3E
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Informatique, ordinateurs, Intelligence Artificielle, et problèmes philosophiques et politiques du futur : "L'éthique de l'intelligence" par Laurent Alexandre, à l'USI - 20 Juin 2017 : dans la catégorie "Biométrie, Implants, Puces RFID, Transhumanisme, et Cyborgs" |
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Informatique, ordinateurs, algorithmes, et futur : trois vidéos édifiantes de Laurent Alexandre sur l'Intelligence Artificielle et les technologies NBIC dans la catégorie "Science & Technologie" |
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Informatique et technologie : les ordinateurs quantiques - Science étonnante dans la catégorie "Science & Technologie" |
%3Cp%3EApparemment%2C%20je%20ne%20vois%20rien%20de%20louche%20dans%20ce%20montage.%3C%2Fp%3E%0D%0A%3Cp%3EMaintenant%2C%20il%20faut%20le%20r%E9pliquer%20pour%20v%E9ritablement%20savoir%20si%20%E7a%20fonctionne%20ou%20pas.%3C%2Fp%3E%0D%0A%3Cp%3E%C0%20noter%20que%20les%20deux%20aimants%20lat%E9raux%20%E0%20la%20forme%20incurv%E9e%20sont%20des%20aimants%20de%20%0D%0Adisques%20durs.%3C%2Fp%3E
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Énergie libre : comment construire un mouvement perpétuel avec un ventilateur d'ordinateur et des aimants permanents au néodyme dans la catégorie "Énergies Libres" |
%3Cp%20align%3D%22center%22%3E%0D%0A%3Cimg%20border%3D%221%22%20src%3D%22IMAGES%2Fdeep_learning.jpg%22%20width%3D%221024%22%20height%3D%22473%22%3E%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%3E%26nbsp%3B%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%3ECette%20vid%E9o%20aborde%20une%20%E9volution%20majeure%20des%20syst%E8mes%20%0D%0Ad%27intelligence%20%3A%20le%20deep%20learning.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%3EUne%20vid%E9o%20tout%20%E0%20fait%20passionnante%2C%20enfin%2C%20si%20on%20s%27int%E9resse%20%0D%0A%E0%20l%27informatique.%3C%2Fp%3E%0D%0A%3Cp%3E%C0%20voir%20%21%3C%2Fp%3E
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Informatique, ordinateurs, algorithmes, et intelligence artificielle : Le deep learning - Science étonnante dans la catégorie "Médias, Multimédia, Informatique, et Réseaux" |
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Ordinateurs, informatique, programmes, algorithmes, robots, dangers et menaces : "Intelligence artificielle : faut-il tout arrêter ?" - Ce soir (ou jamais !) dans la catégorie "Biométrie, Implants, Puces RFID, Transhumanisme, et Cyborgs" |
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Sécurité informatique, racket et menaces sérieuses sur vos ordinateurs : les CryptoLocker, des logiciels ransomwares (rançongiciels) qui se développent de plus en plus dans la catégorie "Médias, Multimédia, Informatique, et Réseaux" |
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Must
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Inquiétant : "Nos ordinateurs ont-ils la mémoire courte ?" ou les épineuses problématiques de la sauvegarde, du stockage de l'information, et de la durabilité des supports numériques dans la catégorie "Médias, Multimédia, Informatique, et Réseaux" |
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Étonnant : de l'électricité gratuite générée par un petit mouvement perpétuel construit à partir d'un ventilateur et d'aimants d'ordinateur dans la catégorie "Énergies Libres" |
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L'arnaque du High Frequency Trading, une bombe financière à retardement : des ordinateurs pourraient provoquer une crise financière dans la catégorie "Argent, Banques, États, et Organisations mondiales" |
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Simulation informatique du cerveau par des super-ordinateurs : "Square : la guerre du cerveau" - Version avec son rehaussé dans la catégorie "Science & Technologie" |
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Comment fabriquer un écran d'ordinateur invisible pour votre entourage dans la catégorie "Science & Technologie" |
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Le surprenant ordinateur mécanique construit par l'Université de Californie de Los Angeles en 1948 dans la catégorie "Science & Technologie" |
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Douglas Engelbart, génie de l'informatique, et inventeur de la souris d'ordinateur, est décédé le 2 Juillet 2013 dans la catégorie "Médias, Multimédia, Informatique, et Réseaux" |
Une%20vid%E9o%20tr%E8s%20int%E9ressante%2C%20qui%20montre%20clairement%20la%20direction%20insidieuse%20prise%20par%20nos%20soci%E9t%E9s%20aux%20d%E9pend%20des%20citoyens%20et%20de%20la%20vie%20priv%E9e%20en%20g%E9n%E9ral.%20Inqui%E9tant.%3Cbr%3E%3Cbr%3E%C0%20voir%20absolument%20%21%3Cp%3E%3Cb%3ENota%20Bene%20%3A%20ne%20vous%20laissez%20pas%20rebuter%20par%20les%20quelques%20secondes%20en%20anglais%20%3A%20des%20explications%20en%20fran%E7ais%20suivent.%3C%2Fb%3E%3C%2Fp%3E
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"Vidéo-surveillance assistée par ordinateur : coder la vie privée" - SciencePo 2012 dans la catégorie "Renseignement, Espionnage, Guerre électronique, et Surveillance" |
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"Je fais travailler votre ordinateur pour la bonne cause" ou le projet BOINC dans la catégorie "Médias, Multimédia, Informatique, et Réseaux" |
Je%20sais%20pas%20trop%20quoi%20en%20penser%2C%20mais%20c%27est%20toujours%20%E9tonnant.%3Cbr%3E%3Cbr%3ESi%20l%27un%20d%27entre%20vous%20travaille%20dans%20l%27%E9lectronique%20ou%20le%20hardware%20informatique%2C%20il%20serait%20int%E9ressant%20de%20tenter%20de%20reproduire%20cette%20exp%E9rience...
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Comment construire pas à pas un micro-générateur d'électricité libre avec une fan d'ordinateur et des aimants permanents dans la catégorie "Énergies Libres" |
%C9tonnant...%3Cbr%3E%3Cbr%3E%C7a%20me%20parait%20trop%20simple%20mais%20il%20faut%20essayer%20dans%20la%20r%E9alit%E9%20pour%20se%20rendre%20compte%20si%20cela%20marche%20ou%20pas.
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Comment construire pas à pas un petit moteur à énergie libre avec une fan d'ordinateur et des aimants permanents dans la catégorie "Énergies Libres" |
Absolument%20%E9tonnant...%3Cbr%3E%3Cbr%3EDommage%20que%20la%20vid%E9o%20soit%20dans%20un%20anglais%20difficile%20%E0%20comprendre.%20Avis%20aux%20amateurs%20pour%20en%20faire%20la%20traduction.
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L'incroyable ordinateur mécanique de Charles Babbage - 1836 dans la catégorie "Science & Technologie" |
Aucun%20limite...%3Cbr%3E%3Cbr%3EAucun%20respect%20de%20la%20vie%20priv%E9e.%3Cbr%3E%3Cbr%3ELa%20d%E9mocratie%20fout%20le%20camp%20%E0%20une%20vitesse%20vertigineuse.%3Cp%3E%3Cb%3ENota%20Bene%20%3A%20merci%20%E0%20%22%3Ci%3ECpt%20Anderson%3C%2Fi%3E%22%20pour%20sa%20traduction%20b%E9n%E9vole%20en%20faveur%20de%20l%27Humanit%E9%20francophone.%3C%2Fb%3E%3C%2Fp%3E
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Des trojans destinés à nous espionner sont mis en place à notre insu sur nos ordinateurs par certains gouvernements dans la catégorie "Renseignement, Espionnage, Guerre électronique, et Surveillance" |
%3Cp%20align%3D%22center%22%3E%3Cimg%20border%3D%221%22%20src%3D%22IMAGES%2FPiratage.jpg%22%20width%3D%22488%22%20height%3D%22399%22%3E%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%3ECette%20vid%E9o%20est%26nbsp%3Bun%20film%20documentaire%20d%27%C9tienne%20Rouillon%0D%0Aqui%20retrace%20l%92histoire%20d%92Internet%20gr%E2ce%20aux%20t%E9moignages%20de%20ceux%20qui%20l%92ont%20construit%2C%20les%0D%0Ahackers.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%3E%3Cb%3E%3Cu%3E%3Cfont%20size%3D%225%22%3ER%E9sum%E9%20%2F%20Critique%20%3A%3C%2Ffont%3E%3C%2Fu%3E%3C%2Fb%3E%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3EDe%20prime%20abord%2C%20on%20aurait%20pu%20penser%20%E0%20un%20reportage%20qui%20resterait%20dans%20les%20clich%E9s%20qu%92on%20nous%20sert%20habituellement%2C%20mais%20le%20r%E9alisateur%20a%20pr%E9f%E9r%E9%20parler%20du%20fond%20ici.%20On%20commence%20donc%20par%20la%20d%E9finition%20du%20mot%0D%0Ahacking%20par%20un%20des%20tout%20premier%20hackeur%20au%20monde%2C%20John%20Drapper%2C%20qui%20inventa%20un%20bo%EEtier%0D%0Acapable%20de%20passer%20des%20appels%20gratuitement%2C%20puis%20Andy%20M%FCller-Maguhn%2C%20porte-parole%20du%20Chaos%20Computer%20Club.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3ECe%20reportage%20nous%20parle%20du%20hacking%20et%20de%20son%20%E9thique%2C%20que%20personnellement%20je%20ne%20connaissais%20pas%20totalement.%20Quasiment%20tous%20les%20th%E8mes%20sont%20abord%E9s%2C%20mais%20il%20y%20a%20eu%20des%20impasses%20%28notamment%20en%20ce%20qui%20concerne%20le%0D%0Alogiciel%20libre%2C%20tr%E8s%20vite%20exp%E9di%E9%29%20car%20il%20faudrait%20plusieurs%20heures%20pour%20vraiment%20tout%20traiter.%20On%20n%92y%20traite%20pas%20des%20black%20hats%20qui%20cassent%20derri%E8re%20eux%2C%20mais%20des%20white%20hats%2C%20et%20ceux%20qui%20font%20progresser%20le%20monde%0D%0Aavec%20des%20noms%20comme%20Zuckerberg%2C%20Assange%2C%20des%20hackers%20de%20g%E9nie%20%28Napster%20a%20aussi%20%E9t%E9%20cit%E9%29.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3ECompar%E9%20%E0%20tout%20ce%20que%20l%92on%20a%20pu%20voir%2Fentendre%20sur%20les%20hackers%2C%20c%92est%20de%20loin%20le%20meilleur%20reportage%20que%20j%92ai%20pu%20voir.%20Je%20vous%20conseille%20vivement%20de%20le%20regarder%2C%20car%20je%20suis%20sur%20qu%92il%20vous%20apprendra%20des%20choses%20%21%26nbsp%3B%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3EEt%2C%20qui%20sait%2C%20peut%20%EAtre%20qu%92il%20pourrait%20faire%20na%EEtre%20en%20vous%20la%20curiosit%E9%20de%20ces%20hackeurs%85%26nbsp%3B%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3ELe%20r%E9alisateur%20se%20place%20au%20c%9Cur%20des%20pr%E9occupations%20de%20cette%20g%E9n%E9ration%20Y%2C%20dont%20il%20analyse%20les%20modes%20de%0D%0Acommunication%20en%20r%E9seau%2C%20de%20consommation%20de%20biens%20culturels%20et%20de%20leur%20partage.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3ESource%20%3A%26nbsp%3B%3Ca%20href%3D%22http%3A%2F%2Fwww.begeek.fr%2Freportage-piratage-par-france-4-33607%23ixzz1SZpMAWGd%22%20target%3D%22_blank%22%3EBeGeek%3C%2Fa%3E%0D%0A%28%3Cimg%20border%3D%220%22%20src%3D%22IMAGES%2FNouvelle%2520Fenetre%252025x25.jpg%22%20align%3D%22absmiddle%22%20width%3D%2225%22%20height%3D%2225%22%3E%29.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%3ECette%20vid%E9o%20n%27a%20pas%20encore%20%E9t%E9%20%E9valu%E9e%2C%20mais%20s%27annonce%20d%E9j%E0%20comme%20tr%E8s%20int%E9ressante.%3C%2Fp%3E
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Ordinateurs, informatique, et hacking : "Piratage" dans la catégorie "Médias, Multimédia, Informatique, et Réseaux" |
%3Cp%20align%3D%22justify%22%3ECette%20vid%E9o%20est%26nbsp%3Bune%20enqu%EAte%20de%20Stanislans%20Kraland%20sur%0D%0Ales%20hackers%2C%20suivie%20d%27un%20d%E9bat.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%3E%3Cb%3E%3Cu%3E%3Cfont%20size%3D%225%22%3ESynopsis%20%3A%3C%2Ffont%3E%3C%2Fu%3E%3C%2Fb%3E%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3EQue%20serait%20Internet%20sans%20eux%20%3F%20Une%20immersion%20instructive%20dans%20la%20vaste%20communaut%E9%20des%0D%0Ahackers.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3ED%27un%20c%F4t%E9%2C%20il%20y%20a%20les%20%22black%20hats%22%20%28chapeaux%20noirs%29%2C%20les%20d%E9linquants%20virtuels%20mus%20par%20l%27app%E2t%20du%20gain%20%3B%20de%20l%27autre%2C%20les%20%22white%20hats%22%20%28chapeaux%20blancs%29%20ou%20pirates%20bienveillants.%0D%0ALes%20hackers%20forment%20une%20vaste%20communaut%E9%20aux%20profils%20diversifi%E9s.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3ECapables%20de%20modifier%20la%20une%20d%27un%20journal%20sur%20le%20Net%20ou%20de%20pi%E9ger%20le%20ministre%20de%20l%27Int%E9rieur%2C%20ils%20sont%20aussi%20les%20seuls%20%E0%20savoir%20prot%E9ger%20les%20entreprises%20des%20menaces%0D%0Ainformatiques.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3EInventeurs%20des%20logiciels%20libres%20-%20permettant%20d%27%E9chapper%20%E0%20la%20toute-puissance%20de%20Bill%20Gates%20ou%20de%20Steve%20Jobs%20-%2C%20ils%20sont%20aussi%2C%20gr%E2ce%20%E0%20l%27exploration%20des%20failles%20informatiques%2C%20%E0%20l%27origine%20de%20la%0D%0As%E9curisation%20des%20achats%20en%20ligne.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3EBeaucoup%20n%27ont%20qu%27un%20bac%20en%20poche%20mais%20les%20services%20secrets%20et%20les%20responsables%20politiques%20se%20disputent%20leurs%20faveurs...%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3E%C0%20contre-courant%20des%20id%E9es%20re%E7ues%2C%20ce%20film%20raconte%20la%0D%0Ag%E9n%E9ration%20hackers%2C%20entr%E9e%20dans%20l%27ar%E8ne%20politique%20et%20m%E9diatique%20%E0%20l%27occasion%20du%20d%E9bat%20sur%20Hadopi.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3ESource%20%3A%20%3Ca%20target%3D%22_blank%22%20href%3D%22http%3A%2F%2Fvideos.arte.tv%2Ffr%2Fvideos%2Fhackers_ni_dieu_ni_maitre-3945076.html%22%3EArte%3C%2Fa%3E%26nbsp%3B%20%28%3Cimg%20border%3D%220%22%20src%3D%22IMAGES%2FNouvelle%2520Fenetre%252025x25.jpg%22%20align%3D%22absmiddle%22%20width%3D%2225%22%20height%3D%2225%22%3E%29.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%3E%3Cb%3E%3Cu%3E%3Cfont%20size%3D%225%22%3ELe%20d%E9bat%20%3A%3C%2Ffont%3E%3C%2Fu%3E%3C%2Fb%3E%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3EDaniel%20Leconte%20et%20ses%20invit%E9s%20reviennent%20sur%20la%20question%20de%20la%20s%E9curit%E9%20informatique%20dans%20le%20cyberespace.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3ELes%20invit%E9s%20%3A%3C%2Fp%3E%0D%0A%3Cul%3E%0D%0A%20%20%3Cli%3E%0D%0A%20%20%20%20%C9ric%20Filiol%2C%20Expert%20en%20s%E9curit%E9%20informatique%2C%3C%2Fli%3E%0D%0A%20%20%3Cli%3E%0D%0A%20%20%20%20Sandro%20Gaycken%2C%20Philosophe%20technique%20et%20chercheur%20de%20s%E9curit%E9%20%E0%20la%20Freie%20Universit%E4t%20Berlin.%3C%2Fli%3E%0D%0A%3C%2Ful%3E%0D%0A%3Cp%20align%3D%22justify%22%3ECette%20vid%E9o%20n%27a%20pas%20encore%20%E9t%E9%20%E9valu%E9e.%3C%2Fp%3E
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Ordinateurs, informatique, Internet, et sécurité : "Hackers : ni dieu, ni maître" dans la catégorie "Médias, Multimédia, Informatique, et Réseaux" |
Une%20vid%E9o%20qui%20nous%20r%E9v%E8le%20certains%20des%20processus%20alambiqu%E9s%20et%20anti-ergonomiques%20qui%20pr%E9sident%20%E0%20la%20disposition%20des%20touches%20de%20nos%20claviers.%20%C0%20voir.
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QWERTY et AZERTY ou les origines des claviers d'ordinateurs dans la catégorie "Médias, Multimédia, Informatique, et Réseaux" |
Cette%20vid%E9o%20n%27a%20pas%20encore%20%E9t%E9%20%E9valu%E9e%2C%20mais%20s%27annonce%20d%E9j%E0%20comme%20tout%20%E0%20fait%20passionnante.
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"Photos, vidéos : ils dopent la mémoire de votre ordinateur" ou le business du stockage de données sur disque dur ou en ligne dans la catégorie "Médias, Multimédia, Informatique, et Réseaux" |
Souvenirs%2C%20souvenirs...
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30 ans d'ordinateurs Apple en 2 minutes dans la catégorie "Science & Technologie" |
%3Cp%20align%3D%22justify%22%3ECette%20vid%E9o%20est%20une%20conf%E9rence%20donn%E9e%20%E0%20Paris%20le%2013%20f%E9vrier%202010%2C%20dans%20le%20cadre%20des%20conf%E9rences%0D%0A%26quot%3B%3Ci%3ELes%20Ernest%3C%2Fi%3E%26quot%3B.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%3EGilles%20Dowek%2C%20chercheur%20et%20professeur%20d%27informatique%20%E0%20l%27%C9cole%20Polytechnique%2C%20nous%20montre%20les%20liens%20entre%20la%20d%E9monstration%20math%E9matique%20et%20l%27usage%20des%20ordinateurs%20%E0%20l%27aide%20d%27un%20exemple%20simple%2C%0D%0Acelui%20des%20%E9quations%0D%0Adiophantiennes.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%3E%3Cb%3E%3Cu%3EQu%27est-ce%20qu%27une%20%E9quation%20diophantienne%20%3F%3C%2Fu%3E%3C%2Fb%3E%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3EUne%20%E9quation%20diophantienne%2C%20en%20math%E9matiques%2C%20est%20une%20%E9quation%20dont%20les%20coefficients%20sont%20des%20nombres%20entiers%20et%20dont%20les%20solutions%20recherch%E9es%20sont%20%E9galement%20enti%E8res.%20Le%20terme%20est%20aussi%20utilis%E9%20pour%20les%20%E9quations%20%E0%20coefficients%20rationnels.%20Les%20questions%20de%20cette%20nature%20entrent%20dans%20une%20branche%20des%20math%E9matiques%20appel%E9e%20arithm%E9tique.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3ESi%20l%27expression%20du%20probl%E8me%20pos%E9%20est%20parfois%20simple%2C%20les%20m%E9thodes%20de%20r%E9solution%20peuvent%20devenir%20complexes.%20Carl%20Friedrich%20Gauss%20%281777%20-%201855%29%2C%20un%20math%E9maticien%20du%0D%0AXIXe%20si%E8cle%2C%20disait%20des%20probl%E8mes%20de%20cette%20nature%20%3A%20%AB%26nbsp%3BLeur%20charme%20particulier%20vient%20de%20la%20simplicit%E9%20des%20%E9nonc%E9s%20jointe%20%E0%20la%20difficult%E9%20des%0D%0Apreuves.%26nbsp%3B%BB%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3ECertaines%20%E9quations%20diophantiennes%20ont%20demand%E9%20pour%20leur%20r%E9solution%20les%20efforts%20conjugu%E9s%20de%20nombreux%20math%E9maticiens%20sur%20plusieurs%20si%E8cles.%20Gauss%20se%20plaignait%20%AB%26nbsp%3Bdes%20efforts%20d%E9mesur%E9s%20que%20lui%20a%20co%FBt%E9%20la%20d%E9termination%20d%27un%20signe%20d%27un%20radical%20dans%20la%20th%E9orie%20des%20nombres%20%3B%20bien%20d%27autres%20choses%20ne%20l%27ont%20pas%20retenu%20autant%20de%20jours%20que%20cette%20question%20l%27a%20retenu%20d%27ann%E9es.%26nbsp%3B%BB%20Le%20dernier%20th%E9or%E8me%20de%20Fermat%20est%20un%20exemple%20arch%E9typal%2C%20il%20est%20conjectur%E9%20par%20Pierre%20de%20Fermat%20%281601%20-%201665%29%20et%20r%E9solu%20en%201994%20par%20Andrew%20Wiles%20apr%E8s%20357%20ans%20d%27efforts%20de%20la%20part%20de%20nombreux%20math%E9maticiens.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3EL%27int%E9r%EAt%20de%20la%20r%E9solution%20de%20questions%20de%20cette%20nature%20r%E9side%20rarement%20dans%20l%27%E9tablissement%20d%27un%20th%E9or%E8me%20cl%E9%20pour%20les%20math%E9matiques%2C%20la%20physique%20ou%20les%20applications%20industrielles%2C%20m%EAme%20s%27il%20existe%20des%20contre%20exemples%20comme%20la%20cryptologie%2C%20qui%20fait%20grand%20usage%20du%20petit%20th%E9or%E8me%20de%20Fermat.%20Leur%20analyse%20am%E8ne%20le%20d%E9veloppement%20d%27outils%20math%E9matiques%20puissants%20dont%20l%27usage%20d%E9passe%20le%20cadre%20de%20l%27arithm%E9tique.%20Les%20formes%20quadratiques%20sont%20%E0%20cet%20%E9gard%20exemplaires.%20La%20richesse%20et%20la%20beaut%E9%20formelle%20des%20techniques%20issues%20de%20la%20r%E9solution%20d%92%E9quations%20diophantiennes%20fait%20de%20l%27arithm%E9tique%20la%20branche%20reine%20des%20math%E9matiques%20pour%20David%0D%0AHilbert.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3ECe%20type%20d%27%E9quation%20doit%20son%20nom%20au%20math%E9maticien%20grec%20Diophante%20d%27Alexandrie%2C%20un%20math%E9maticien%20vivant%20%E0%20une%20date%20incertaine%2C%20probablement%20autour%20du%0D%0AIIIe%20si%E8cle.%20Il%20est%20l%27auteur%20d%27un%20trait%E9%2C%20Arithm%E9tiques%2C%20%E9tudiant%20des%20questions%20de%20cette%20nature.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%20style%3D%22margin-left%3A%2020%22%3ESource%20%3A%20%3Ca%20href%3D%22http%3A%2F%2Ffr.wikipedia.org%2Fwiki%2F%C9quation_diophantienne%22%20target%3D%22_blank%22%3Ehttp%3A%2F%2Ffr.wikipedia.org%2Fwiki%2F%C9quation_diophantienne%3C%2Fa%3E%20%28%3Cimg%20border%3D%220%22%20src%3D%22IMAGES%2FNouvelle%2520Fenetre%252025x25.jpg%22%20align%3D%22absmiddle%22%20width%3D%2225%22%20height%3D%2225%22%3E%29.%3C%2Fp%3E%0D%0A%3Cp%20align%3D%22justify%22%3ECette%20vid%E9o%20n%27a%20pas%20encore%20%E9t%E9%20%E9valu%E9e%2C%20mais%20s%27annonce%20d%E9j%E0%20comme%20tout%20%E0%20fait%20passionnante.%3C%2Fp%3E
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"Diophante, l'infini et les ordinateurs" par Gilles Dowek dans la catégorie "Science & Technologie" |
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Transhumanisme : "Robot sapiens" : l'avenir du cerveau et des ordinateurs dans la catégorie "Futur & Prospective" |
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"L'invention de l'ordinateur" dans la catégorie "Science & Technologie" |
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"Demain, l'ordinateur quantique" dans la catégorie "Science & Technologie" |
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Évaluée
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"À la conquête de la Lune : L'ordinateur de navigation" dans la catégorie "Science & Technologie" |