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With the rapid development of online learning, users have more and more diverse ways to learning. The advantage of online learning is that the e-learners' behaviors can be completely recorded in the log events. So learning analytics can be made on these data. More than 500 freshmen used Moodle to study our "C program" course each year. So a large number of learning data have been collected...
Currently, Thinking Maps(TM) which includes eight kinds of sub graphs, has been a set of popular visual tools for learners to achieve the tasks of inductive and deductive thinking, dialogical thinking, metaphorical thinking and systemic dynamic thinking. But many of the researches focus on building these sub graphs manually. In this paper, after analyzing the features of e-Learners' behaviors, a method...
A proxy cache has quite a few difficult jobs to do. It is hard for people to effectively and efficiently do the maintenance work needless of mentioning the performance tuning work. In this paper we study the widely used proxy caching server--Squid. It suffers with well-designed tool to the management or evaluation of its performance or capability, which motivates us to design and implement friendly...
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