Check out this header-only C++11 library of control and filter tools. Currently it features PID control, bi-quads (or second-order-sections), state-space systems and a PRBS (pseudo-random-binary-signal) system identification function.
The code-documentation and tests provide reference and example to use the library. Creating a second order floating-point state-space is easy:
Continue reading Filtering and Control Library
The terminal can be an effective workhorse for achieving a job. It is fast and agile and allows you to do get things done that would have taken you much more time than when you are limited to using the graphical user interface alone. The GUI, however, treated us with elegant visuals and a clear design that made working with it a comfortable experience that is easy on the eye. When working a lot in the terminal, one might want to borrow a piece of this visual experience in the form of an attractive true color terminal.
There is, however, some configuring to do to get a true color scheme working on a terminal emulator like iTerm, especially when combined with a terminal multiplexer like tmux.
Continue reading True color support with (iTerm2 + tmux + Vim)