![]() ![]() 9 10 11 Ubuntu is officially released in three editions: Desktop, 12 Server, 13 and Core 14 for Internet of things devices 15 and robots. Although hard drives are getting bigger and cheaper, traditionalists still balk at the extravagance of each application running in its own mini-container. Launching applications is slower, too. Ubuntu ( / bntu / ( listen) uu-BUUN-too) 8 is a Linux distribution based on Debian and composed mostly of free and open-source software. This isn't the most efficient use of hard drive space. With snaps, every application that needs a particular resource installs its own copy. They also use more hard drive real estate. The downside is the installation files are bigger than the traditional Debian package manager (DEB) files. You can even install multiple versions of the same application, and they won't cross-pollinate or fight amongst themselves. Yes, the developers have set up the launcher with all the most common synonyms, so you should have no problems finding it. The application is executed in an encapsulated, ring-fenced way, so its files can't interfere with those on your computer. On a Ubuntu 18.04 system you can find a launcher for the terminal by clicking on the Activities item at the top left of the screen, then typing the first few letters of terminal, command, prompt or shell. ![]() This allows the file's internal SquashFS file system to be accessed. However, it's at run time that the snap file is mounted on a block loop device. You might expect a snap to be uncompressed and the files extracted at install time. This is what occurs when a new application can't run either because a required resource isn't available, it's the wrong version, or its installation overwrites files required by existing applications so they can't run. The upside to snaps is they make installations simpler because they avoid the heartache of dependency hell. ![]()
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