INTERNET
2007
13 years 4 months ago
2007
INTERNET
2007
13 years 4 months ago
2007
INTERNET
2007
13 years 4 months ago
2007
that the educator is an abstract role; often many kinds of people are involved, including subject-matter experts, content authors, instructional designers, and teachers. No individ...
INTERNET
2007
13 years 4 months ago
2007
evel of abstraction, we can represent a workflow as a directed graph with operators (or tasks) at the vertices (see Figure 1). Each operator takes inputs from data sources or from ...
INTERNET
2007
13 years 4 months ago
2007
INTERNET
2007
13 years 4 months ago
2007
INTERNET
2007
13 years 4 months ago
2007
Distributed computing has been slow to benefit from the productivity revolution that has transformed the desktop. We still treat the Web as a separate technology space: programmer...
INTERNET
2007
13 years 4 months ago
2007
INTERNET
2007
13 years 4 months ago
2007
Replication and caching mechanisms are often employed to enhance the performance of Web applications. In this article, we present a qualitative and quantitative analysis of state-...
INTERNET
2007
13 years 4 months ago
2007
it’s hardly Earth-shattering: abstracting your business services and separating them from your applications can yield an overall system that’s easier to build, maintain, and ex...