Bison/Yacc cheat sheet ( Parser Generator cheat sheet)
The same thing happened to bison/yacc, I googled around, and was a little surprised that I could not find a bison/yacc cheat sheet. So I made a very rudimentary one here. Bison-Yacc_cheat_sheet…
Flex cheat sheet (The Fast Lexical Analyzer cheat sheet)
I googled around, and was a little surprised that I could not find a flex/flex cheat sheet. So I made a very rudimentary one here. flex_cheat_sheet Please comment on how to improve…
SVM ( support vecotr machine) in Plain English
(1) Maximum the margin SVM is very easy to understand on the graph,, we just need to find the a separate plane which maximum the margin. see the graph below: (2)…
Quadratic programming in plain English
The big picture is: a quadratic programming problem can be reduced to be a linear programming problem. Here is how: (1) KTT conditions For any non-linear programming: max: f(x), s.t: g(x)…
socat introduction
While searching a command line to write something into a UNIX Domain Socket, I found this great tool called socat which is similar to netcat/samplicator but has more features. The…
Linear programming in plain English
Why study the linear programming (LP) ? LP has a lot of use cases, one of them is the SVM ( support vector machine). The SVM ‘s Lagrangian dual can give…
