REGEX et PREG - assertions avant-arrière (lookahead & lookbehind assertions) : récupérer les chaînes qui ne contiennent pas un mot particulier. Par 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) Commentaires : 5 C'est un problème récurrent sur les forums de développeurs : comment écrire une expression régulière qui n'accepte que les chaînes de caractères qui ne contiennent pas tel mot ou telle expression. La réponse est dans les assertions, qui vont nous permettre de faire plein d'autres choses. 1. Styleguide - Style guides for Google-originated open-source projects. Every major open-source project has its own style guide: a set of conventions (sometimes arbitrary) about how to write code for that project.
The Internet map. 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. Project Euler. Expérience de Milgram. Un article de Wikipédia, l'encyclopédie libre.
Tech news & articles. Things You Should Never Do, Part I. By Joel Spolsky Thursday, April 06, 2000 Netscape 6.0 is finally going into its first public beta.
There never was a version 5.0. The last major release, version 4.0, was released almost three years ago. Mozilla may make Flash click-to-play by default in future Firefox. 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. Once that’s installed you’ll need to type about:config in your URL bar and then search for and enable the plugins.click_to_play flag. Once that’s done, visit a page with Flash content and it won’t load until you click on it.
While HTML5 reduces the need for Flash and other plugins, they’re still a big part of the Web today. Pluto Scarab — Hash Functions. SMAC - Publications. Anatomy of Facebook. Don't give away your product for free... …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. (28) How to master your time - Leading a better life - Quora. 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 “Unhyped” New Areas in Internet and Mobile. Editor’s note: Legendary investor Vinod Khosla is the founder of Khosla Ventures.
You can follow him on Twitter at @vkhosla.
Metcalfe's law. Two telephones can make only one connection, five can make 10 connections, and twelve can make 66 connections.
Network effects Limitations Business practicalities Modified models RFC 3501 - INTERNET MESSAGE ACCESS PROTOCOL - VERSION 4rev1 (RFC3501) Why programmers work at night. [This essay has been expanded into a book, you should read it, here] Image via Wikipedia.