Webdesign. Tools. Mac. Wordpress. Sondage. Impossible CAPTCHA : It Doesn’t Really Matter if You are Human o. CAPTCHA is an acronym for “Completely Automated Public Turing test to tell Computers and Human Apart”. In a broader sense, CAPTCHA is defined as: Type of challenge-response test used in computing to ensure that the response is not generated by a computer. The process involves one computer (a server) asking a user to complete a simple test which the computer is able to generate and grade… ["simple" is the key word here] CAPTCHAs present a very controversial topic: you can’t do without them as a webmaster and you can’t stand them as a user.
Some CAPTCHAs are just impossible to figure – no matter who you are (a robot or a human), you won’t pass the test. Read fast: Source: mgccl.com Find cats: Source: Depressed Programmer Train your imagination: Source: Digg.com Learn other languages: Source: Sveit.com Look for the hidden code: Source: hidden-3d.com Just guess: (The second character cannot be figured I guess) Source: neogaf.com (Do you see text at all?)
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Rails™ AntiPatterns identifies these widespread Rails code and design problems, explains why they’re bad and why they happen—and shows exactly what to do instead. The book is organized into concise, modular chapters—each outlines a single common AntiPattern and offers detailed, cookbook-style code solutions that were previously difficult or impossible to find. Leading Rails developers Chad Pytel and Tammer Saleh also offer specific guidance for refactoring existing bad code or design to reflect sound object-oriented principles and established Rails best practices. This book will help you understand, avoid, and solve problems with.
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