2~3 years bare-bones TI-BASIC coding (High School);

1 semester of Fortran transcribing (college work-study);

1 semester of C microprocessor coding (college);

1 semester of Assembly/machine language (college);

1 year of SQL (college);

17 years of C++ coding (sparse, repetitive, intermediate working knowledge; college, grad school;

2 years teaching C++ (teaching college);

5+ years teaching Java (teaching HS/college)