Some apps such as Microsoft Office are available in versions for several different platforms ; others have narrower requirements and are thus called, for example, a Geography application for Windows or an Android application for education or Linux gaming.

Some, like VirtualBox and VMware Player run on Windows and Linux hosts and can run many other operating systems.

Some Linux distributions have enabled privacy extensions as well.

Some Id Software titles ported to Linux are Doom ( the first Id Software game to be ported ), Quake, Quake II, Quake III Arena, Return to Castle Wolfenstein, Wolfenstein: Enemy Territory, Doom 3, Quake 4, and Enemy Territory: Quake Wars.

Some installations use Linux for zSeries to run Web servers, where Linux runs as the operating system within many virtual machines.

Some are PulseAudio, Advanced Linux Sound Architecture ( ALSA ), Open Sound System ( OSS ), and JACK Audio Connection Kit ( JACK ).

Some secure cryptoprocessors can even run general-purpose operating systems such as Linux inside their security boundary.

Some operating systems such as Linux and Mac OS X have virtual drive functionality built-in ( such as the loop device ), while others such as Microsoft Windows require additional software.

Some " generic " GDI drivers have been written which make some GDI printers compatible with non-Microsoft operating systems such as Linux, but there is no guarantee that any particular GDI printer will be supported.

Some related utilities are available for Mac OS X and Linux.

Some Linux distributions also use a derivative of ash as the default shell, although Bash ( Bourne Again Shell ) is more popular.

Some operating systems, such as OpenBSD with its W ^ X feature, and Linux with the Exec Shield or PaX patches, may also limit the length of the code segment, as specified by the CS register, to disallow execution of code in modifiable regions of the address space.

Some Unix as well as Linux distributions use symbolic links extensively in an effort to reorder the file system hierarchy.

Some operating systems, such as Mac OS X and some Linux distributions, allow administrator accounts which provide greater access while shielding the user from most of the pitfalls of full root access.

Some examples are Window Maker ( which emulates the look and feel of the NeXTstep GUI ), Docky, and Avant Window Navigator, KXDocker ( amongst others ) for KDE and various other gdesklet / adesklets docks, AfterStep's Wharf ( a derivation from the NeXTstep UI ), iTask NG ( a module used with some Enlightenment-based Linux distributions such as gOS ) and Blackbox's Slit.

Some of the " more prominent organizations " involved in OSS development include the Apache Software Foundation, creators of the Apache web server ; a loose affiliation of developers headed by Linus Torvalds, creators of the Linux operating system kernel ; the Eclipse Foundation, home of the Eclipse software development platform ; the Debian Project, creators of the influential Debian GNU / Linux distribution ;

Some are skinable ; The open source Icebreaker's default skin varies radically from JezzBall, using Tux, the Linux mascot, in place of balls.

Some Linux systems such as GoboLinux and Syllable Server use a completely different approach from the FHS.

Some Unix, BSD, and Linux distributions also include DNS-SD functionality.

Some calculators, especially those with other PDA-like functions have actual operating systems including the TI proprietary OS for its more recent machines, MS-DOS, Windows CE, and rarely Windows NT 4. 0 Embedded et seq, and Linux.

Some companies currently manufacturing devices, such as the pcHDTV devices intended for the Linux market, would likely be forced to halt production.

Some have had partial success decoding it using audio tape recorder heads, laptop sound cards, and custom Linux software.

Some frequent users of this ability included wedding videographers, TV stations and their weather forecasting divisions ( for weather graphics and radar ), advertising channels, music video production, and ' desktop video '.

Some users are satisfied with the bundled apps and need never install one.

Some sources derive the name of the weapon from the name of its first users — bernarda troopers called " carabiniers ", from the French carabine, from the Old French carabin ( soldier armed with a musket ), perhaps from escarrabin, gravedigger, perhaps from scarabee, scarab beetle.

Some systems also include a hidden flag to make certain files invisible ; this flag is used by the computer system to hide essential system files that users should not alter.

Some users report intense erotic imagery and sensations and utilize the drug in a ritual sexual context.

Some users believe that a compromise term encompassing both aspects is ideal, to promote both the user's freedom with the software and also to promote the perceived superiority of an open source development model.

Some nodes are end user nodes, from which documents are requested and presented to human users.

Some shock sites display a single picture, animation, video clip or a small gallery, and are often passed around via e-mail or disguised in posts to discussion sites as a hoax in an attempt to trick users into following the link to the website ( a bait and switch ).

Some users prefer " C " style presses over " O " presses, as there is more room to place bullets into cartridge mouths on " C " presses.

Some users may find that wearing the pump all the time ( together with the infusion set tubing ) is uncomfortable or unwieldy.

Some users familiar with character interrupt-driven terminal interfaces ( such as UNIX ) find this technique unusual.

Some users still use the old network on the unauthorized versions of Kazaa, either Kazaa Lite or Kazaa Resurrection, which is still a self-sustaining network where thousands of users still share unrestricted content.

Some implementations allow users to customize these factors.

Some macro systems are self-contained programs, but others are built into complex applications ( for example word processors ) to allow users to repeat sequences of commands easily, or to allow developers to tailor the application to local needs.

Some users feel that Flash enriches their web experience, while others find the extensive use of Flash animation, particularly in advertising, intrusive and annoying.

Some project members and users have requested more advanced formats, believing them to be much easier to read.

Some users may choose a chorded keyboard for one-handed use.

Some users find that data input is quicker on their computer than on their PDA, since text input via a touchscreen or small-scale keyboard is slower than a full-size keyboard.

Some of the more stringent policy enforcement measures can pose a risk of alienating users, possibly decreasing security as a result.

Some take this concept further by creating E-feds ( electronic federations ), where a user can create their own fictional wrestling character, and roleplaying storylines with other users, leading to scheduled " shows " where match results are determined by the organizers, usually based on a combination of the characters ' statistics and the players ' roleplaying aptitude, sometimes with audience voting.

Some users also take advantage of a low voltage failure mode, wherein patterns that are programmed in memory get completely scrambled if the batteries are removed for a time.

* Some users may need certain software in order to be able to access certain information.

Some users may be prioritized in a weighted fair queuing ( WFQ ) algorithm if differentiated or guaranteed quality of service ( QoS ) is provided.

Some computer users prefer a trackball over the more common mouse for ergonomic reasons.