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.
MISCELLANEOUS OPTIONS To set any of the following options, first set panel to engineerâs mode: 1. Move PMODE switch to the ON position. 2. Turn the âActivate Controlsâ keyswitch to ON 3. Enter engineers code (1 2 3 4 by default) 4. Press button (program mode LED goes steady) Now enter option code and then press.Press button to select the option to be changed. The options are indicated by a steady fire LED as per table below. Once the desired fire LED is lit, use button to edit the option.THER OPTIONS To set any of the following options, first set panel to engineerâs mode: 1. Move PMODE switch to the ON position. 2. Turn the âActivate Controlsâ keyswitch to ON 3. Enter engineers code (1 2 3 4 by default) 4. Press button (program mode LED goes steady) Display event log.