cheatsheets

stuff i look up often, written down so i stop googling it.

• x86-64 --; registers, calling convention, instructions
• interrupts --; x86 interrupt calls, my slice of ralf brown's list
• gdb & lldb --; the same debugging moves in both
• graphics --; pipeline, rasterization, raycasting, bsp, raytracing
• math --; matrix calculus, index identities, gaussian integrals, residues
• quantum mechanics --; angular momentum, perturbation theory, operator identities