If you want to watch right away, Netflix is testing the 4K streaming waters with select shows (House of Cards, Breaking Bad, The Blacklist) and films (Ghostbusters, The Smurfs 2) if you own a Samsung, Sony or LG 4K TV and have a 25Mbps internet connection.
A PRN file is a special type of file which contains instructions for a printer, it tells the printer what to print on the page and where as well as which paper tray to use, what the paper size is and a number of other controls.
The SLN files that are created by the Microsoft Visual Studio software are stored in a text-based file format. When the Microsoft Visual Studio program opens a project file, the pre-solution and post-solution data for that file is read from the SLN file.