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REGEX et PREG - assertions avant-arrière (lookahead & lookbehind assertions) : récupérer les chaînes qui ne contiennent pas un mot particulierPar Albin - le 09/05/2010 à 16:28 Comment écrire une expression régulière qui n'accepte que les chaînes de caractères qui ne contiennent pas tel mot ou telle expression. Une réponse avec les assertions avant-arrière (lookahead & lookbehind assertions)
Page suivante Page précédente Table des matières La cathédrale et le bazar ( The Cathedral and the Bazaar ) Auteur : Eric S.
The map of the Internet Like any other map, The Internet map is a scheme displaying objects’ relative position; but unlike real maps (e.g. the map of the Earth) or virtual maps (e.g. the map of Mordor), the objects shown on it are not aligned on a surface. Mathematically speaking, The Internet map is a bi-dimensional presentation of links between websites on the Internet. Every site is a circle on the map, and its size is determined by website traffic, the larger the amount of traffic, the bigger the circle. Users’ switching between websites forms links, and the stronger the link, the closer the websites tend to arrange themselves to each other. Charges and springs
Un article de Wikipédia, l'encyclopédie libre. Reconstitution de l'expérience de Milgram (extrait) [ 1 ] L’expérimentateur (E) amène le sujet (S) à infliger des chocs électriques à un autre participant, l’apprenant (A), qui est en fait un acteur. La majorité des participants continuent à infliger les chocs jusqu'au maximum prévu ( 450 V ) en dépit des plaintes de l'acteur. L' expérience de Milgram est une expérience de psychologie réalisée entre 1960 et 1963 par le psychologue américain Stanley Milgram .
tech news & articles
by Joel Spolsky Thursday, April 06, 2000 Netscape 6.0 is finally going into its first public beta.
Firefox developers are considering making Web plugins like Adobe Flash an opt-in feature . Although there is still a long way to go before it’s ready for Firefox proper, switching to an opt-in, " click-to-play " approach for plugins could help make Firefox faster, more secure, and a bit easier on the laptop battery. A very early version of the "click-to-play" option for plugins is now available in the Firefox nightly channel .
Hash functions are functions that map a bit vector to another bit vector, usually shorter than the original vector and usually of fixed length for a particular function. There are three primary uses for hash functions: Fast table lookup Message digests Encryption
La liste des publications de l'équipe est disponible dans un fichier BIBTeX : smac.bib .
…unless you plan to keep it free forever. The Cost of Free Doughnuts , a story on NPR shows what happens when you make something paid that was once free. During WWII, the Red Cross, which used to give away free coffee and doughnuts started charging servicemen for doughnuts at the behest of the US Government. Veterans still remember this 70 years later!
Imagine you were a Jedi master called Bob (your parents, whilst skilled in the ways of the force weren’t the best at choosing names). The love of your life - Princess Lucia – is trapped in a burning building as you hurry to save her. You might think of Lucia as the embodiment of your dreams, your aspirations – she is your most important thing .
Editor’s note: Legendary investor Vinod Khosla is the founder of Khosla Ventures . You can follow him on Twitter at @vkhosla . All Khosla Ventures investments, as well as ventures related to Vinod Khosla, are italicized.
Image via Wikipedia A popular saying goes that Programmers are machines that turn caffeine into code . And sure enough, ask a random programmer when they do their best work and there’s a high chance they will admit to a lot of late nights. Some earlier, some later. A popular trend is to get up at 4am and get some work done before the day’s craziness begins. Others like going to bed at 4am.