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frames
2 free lessons tagged frames across Programming, Robotics. Each one is a short sequence of focused steps with narration and a five-question quiz at the end — take them in any order, no signup required.
Programming
advancedCPython: bytecode and the interpreter loop
What actually runs when you run Python: the compiler turns source into a code object of bytecode, and a single C evaluation loop executes it on a stack machine, one frame per call. Covers code objects, the dis module, the value stack, frames, and the adaptive specializing interpreter.
9 steps·~14 min
Robotics
intermediateCoordinate Frames and Homogeneous Transforms
Master how roboticists describe rigid-body pose. Build rotation matrices from scratch, pack them into 4x4 homogeneous transforms, and compose multiple frames with NumPy to track every link in a robot arm.
8 steps·~12 min