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WWW
2007
ACM
14 years 8 months ago
2007
ACM
In this paper, we describe a system that can extract record structures from web pages with no direct human supervision. Records are commonly occurring HTML-embedded data tuples th...
SIGCSE
2009
ACM
14 years 8 months ago
2009
ACM
Can engaging students in free and open source software (FOSS) pique their interest in computer science? This paper describes an introductory computer science course that introduce...
CHI
2007
ACM
14 years 8 months ago
2007
ACM
Expertise to assist people on complex tasks is often in short supply. One solution to this problem is to design systems that allow remote experts to help multiple people in simult...
SAC
2010
ACM
14 years 2 months ago
2010
ACM
CAPTCHAs protect online resources and services from automated access. From an attacker’s point of view, they are typically perceived as an annoyance that prevents the mass creat...
SIGSOFT
2009
ACM
14 years 2 months ago
2009
ACM
The interplay of multiple objects in object-oriented programming often follows specific protocols, for example certain orders of method calls and/or control structure constraints...