A Problem Solved

Is Scheduling a Solved Problem?

In recent years, scheduling research has had an increasing impact on practical problems, and a range of scheduling techniques have made their way into realworld application development. Constraint-based models now couple rich representational flexibility with highly scalable constraint management and search procedures. Similarly, mathematical programming tools are now capable of addressing prob...

Phenylketonuria (PKU): A problem solved?

Phenylketonuria (PKU) is a rare metabolic disorder characterized by impaired conversion of phenylalanine (Phe) to tyrosine. If left untreated, the resultant accumulation of excess blood Phe can cause physiological, neurological, and intellectual disabilities. The National PKU Alliance (NPKUA) conducted a survey of its membership to assess current health status and interest in new treatments for...

Bit Preservation: A Solved Problem?

For years, discussions of digital preservation have routinely featured comments such as “bit preservation is a solved problem; the real issues are ... ”. Indeed, current digital storage technologies are not just astoundingly cheap and capacious, they are astonishingly reliable. Unfortunately, these attributes drive a kind of “Parkinson’s Law” of storage, in which demands continually push beyond...

Decision Support Queries: A solved problem?

Portability - A No Longer Solved Problem

Of Man's First Disobedience, .. . or Not long ago, the problem of software portability seemed on the way to solution. Now, the need and demand for portability is enormously greater, but solution seems much further away. Reasons include stricter requirements for portability, different expectations by and of the people doing the work, and a far wider range of environments in which software must f...