The "hanging bolt" or "pivot bolt" assembly which held the rear derailleur to the frame of my son's old mountain bike disassembled while he was riding it and vanished. Is it possible to find generic replacement parts or does it need a whole new derailleur (it's an old Suntour Accushift \alpha-2000)? What's the cheapest way to get this bike running at this point?
BrokenLaptopFilter. Bad News: the graphics card in my laptop died. Good News: the part is a Nvidia MXM II modular card and is replaceable. Bad News: I replaced the card (didn't forget the thermal paste) but the laptop does a hard reset about 5 seconds after getting to the desktop. [more inside]