The professional field of instructional design has been greatly impacted by the increase in “on-demand” information required to support the performance of a worker or team. To address this emerging reality and the resulting need to provide cost-effective training, many organizations are committed to converting a significant amount of current instructional material to electronic media and, incre...

activities has an immediate impact on the revenue streams of a service provider that can, in turn, encourage commercial and operational efficiencies for aiding the expansion and delivery of improved, reliable, and sustainable services. This note draws on national and international cases to explore what it takes to implement an effective billing and collection system. The Water and Sanitation Pr...

The type of the workload on a database management system (DBMS) is a key consideration in tuning its performance. Allocations for resources such as main memory can be very different depending on whether the workload type is Online Transaction Processing (OLTP) or Decision Support System (DSS). Database administrators must, therefore, recognize the significant shifts of workload type that demand...

Dynamic Performance Stubs support performance improvement. They can be used to identify “hidden” bottlenecks and also to provide better estimations of the gain from performance improvement. The idea behind these stubbing mechanism will be described, the core concept will be explained and a closer look on the possibility of creating stubs will be given. Furthermore an introduction on “How to use...