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TCS
2010
14 years 8 months ago
Alternating states for dual nondeterminism in imperative programming
The refinement calculus of Back, Morgan, Morris, and others is based on monotone predicate transformers (weakest preconditions) where conjunctions stand for demonic choices betwee...
Wim H. Hesselink
SIGCSE
2009
ACM
94views Education» more  SIGCSE 2009»
15 years 10 months ago
CS1 students speak: advice for students by students
We collected advice on how to succeed at learning to program from 164 CS1 students at 3 institutions during a "saying is believing"intervention designed to encourage a g...
Beth Simon, Brian Hanks, Carol Zander, Laurie Murp...
SOFSEM
2010
Springer
15 years 6 months ago
Lessons in Software Evolution Learned by Listening to Smalltalk
The biggest challenge facing software developers today is how to gracefully evolve complex software systems in the face of changing requirements. We clearly need software systems t...
Oscar Nierstrasz, Tudor Gîrba
93
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CSE
2009
IEEE
15 years 4 months ago
A Network-Aware Distributed Membership Protocol for Collaborative Defense
— To counteract current trends in network malware, distributed solutions have been developed that harness the power of collaborative end-host sensors. While these systems greatly...
David Zage, Carl Livadas, Eve M. Schooler
ISVD
2007
IEEE
15 years 3 months ago
Detecting Stellar Streams in the Halos of Galaxies with Voronoi Tessellations
Galaxy formation models oriented towards a ΛCDM cosmology envision galaxies as being built through the accretion of dwarf galaxies. Such galaxy accretion should appear as tidally...
Jonathan Sick, Roelof de Jong