links for 2008-10-20

Newzwag is a San Francisco-based company funded by Agence France-Presse (AFP). We develop technologies and ideas that bring one of the world's richest news resources to the rapidly evolving world of social media.

The Bloom filter, conceived by Burton H. Bloom in 1970, is a space-efficient probabilistic data structure that is used to test whether an element is a member of a set. False positives are possible, but false negatives are not.

HSS is tool that extends the CSS syntax with powerful features such as variables and nested blocks.

CleverCSS is a small markup language for CSS inspired by Python that can be used to build a style sheet in a clean and structured way. In many ways it's cleaner and more powerful than CSS2 is.