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.
The Windows Installer technology uses Msiexec.exe for installing MSI and MSP packages. This tool gives you full control over the installation process, allowing you to set: 1  install options (install, uninstall, administrative install, advertise a product). 2  display options (full, basic or no UI during the installation).he Windows Installer command line can apply or remove updates (patches for example) through these options: / 1 p-install an MSP patch. 2  When installing a patch silently, you need to set REINSTALLMODE property to ecmus and REINSTALL to ALL.