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Badges can provide a number of advantages to networked, self-directed learners, including making visible social networks of support and direction. If badges do allow for this, we would expect to see badge acquisition to be predicted by the presence of a particular badge among a learner's social connections. In examining the badges and "tags" used on the question-and-answer site Stack Overflow...
Trust is one of the fundamental security concepts since it provides network collaborating entities with a mean to counter their uncertainty. Trust is generally integrated into existent security frameworks in order to add a security level to entities collaborations through the use of trust relations. Besides, benefiting from trust relations implies establishing them, updating them when needed and revoking...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.