1993 search results - page 304 / 399 » On Action Theory Change |
SAC
2008
ACM
13 years 9 months ago
2008
ACM
The dominance of digital objects in today's information landscape has changed the way humankind creates and exchanges information. However, it has also brought an entirely ne...
IJMTM
2010
13 years 7 months ago
2010
: In today's rapidly evolving global marketplace, jobs are continually being redefined due to technological innovations and a host of other factors. Workers are also being cal...
POPL
2005
ACM
14 years 10 months ago
2005
ACM
Dynamic software updates can be used to fix bugs or add features to a running program without downtime. Essential for some applications and convenient for others, low-level dynami...
SMA
2009
ACM
14 years 4 months ago
2009
ACM
Over the last fifty years, there have been numerous efforts to develop from first principles a comprehensive discrete formulation of geometric physics, including Whitney’s ge...
CCS
2007
ACM
14 years 4 months ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...