Finally, I release my first version of MExpr library!

A C++ Library that parses mathematical expressions. The library is made using bison and flex. Evaluation on the AST Tree browsing it recursively. Ability to compile the expression in a bytecode that uses a stack to be evaluated. Support for variables, for implicit multiplications like -3xy^2, for functions and for overloaded functions. Furthermore, there is a set of standard functions taken from math.h.

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LAMP Virtual Hosts

In the last post I tell you how you can install LAMP in Ubuntu 11.10. Now I tell you how to configure virtual hosts, in this way you can create a lot of independent sites (also in different domains).

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