Even before Edison was born, scientists had experimented with making light bulbs. These bulbs burned out after a few minutes. What Edison invented was the first incandescent light that was practical, that would light for hours and hours. He and his muckers also had to invent hundreds of other parts to make the light bulbs in your home work. Light switches, electric meters, wiring--all these had to be invented too.
The pip command is a tool for installing and managing Python packages, such as those found in the Python Package Index. It's a replacement for easy_install.
Click the right mouse button on the cmd.exe (Image-1) click on (Run as administrator) [(... see Image-1)]. To start the command prompt in Windows-8 via new Windows-8 Startmenu, press the key combination[Win-Logo]+[Q] and then enter in the search box cmd! (...assword reset disk W8. Hot-Tip: ... alternative to the Windows Run-Dialog ! To start the command prompt in Windows-8 or 8.1, press the key combination [Win-Logo]+[R], then simply type the command cmd and confirm that with [ENTER] or by pressing the button [OK]! #2a.