In 1956 I had two weeks of Army training in electronics. When it was over, I was satisfied that a vacuum tube would die when its filament burned out. Although I had no formal training after that, I did conclude that semi-conductors and transistors were probably the same thing, but it took a...
I have a new Acer Aspire V3-571 laptop with Windows 7 x64. Yesterday I bought a GPS receiver (Qstarz 818XT). It has a wireless Bluetooth adapter just like a keyboard/mouse adapter. I noticed that my laptop was having issues shutting down. I would tell it to shut down, and a few hours later the...
I left my phone locked for about an hour and a half (at at least 60% battery when I started). And now i go to turn it back on, nothing! at first, holding the camera button made the phone vibrate, but nothing on the screen. None of the buttons do anything. I plug it in the to charging dock and it...