Lecture 9 UML Model architecture Object Constraint Language UML language architecture UML metamodel defines meaning of UML models Defined in a metacircular manner ...
Make the environment model concrete. Defining eval defines the language. Provide a mechanism for unwinding abstractions. Techniques for language design: ...
Experience in real-time high performance electronic music. Involved in design of Sather and Dylan ... Language Renaissance. Perl. Python. MetaHTML. PHP. TCL ...
Rarely used alone (the downfall of Algol 68) Can be used to verify/prove properties (with difficulty) Informal textual. CFG natural language (Algol 60, Java ...
Number of exchanges: worst case, same as number of comparisons; best case 0. ... (let ((pivot (car l))) (let ((low (filter (lambda (x) ( x pivot)) l) ...
... have only node paths. ... For each edge (o,f,o') E', Class(o) has an induced reference ... (u,f,v) E, we have that f = if and only if u is abstract, ...
... graph O = (V',E',L') where nodes are called objects and L' is a subset of LL. ... Assume a total order on set of field names LL. 11/11/09. AOO/Demeter. 34 ...
Once or twice I have been provoked and have asked the company how ... Consilience? Comment #1: Respect the Classics, Man! pa?ta de d??? a?ete t? ?a??? ?ate?ete ...