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  2. List of Linux distributions - Wikipedia

    en.wikipedia.org/wiki/List_of_Linux_distributions

    A small-footprint Linux distribution based on and compatible with Debian, intended for use on resource-limited embedded systems. [74] Finnix. A small system-administration Live CD that is available for multiple architectures [75] gLinux. gLinux is a Linux Distro used for Google Employees.

  3. Copy-on-write - Wikipedia

    en.wikipedia.org/wiki/Copy-on-write

    Copy-on-write. Copy-on-write (COW), sometimes referred to as implicit sharing[1] or shadowing, [2] is a resource-management technique used in computer programming to efficiently implement a "duplicate" or "copy" operation on modifiable resources [3] (most commonly memory pages, storage sectors, files, and data structures).

  4. PHP - Wikipedia

    en.wikipedia.org/wiki/PHP

    PHP is a general-purpose scripting language that is especially suited to server-side web development, in which case PHP generally runs on a web server. Any PHP code in a requested file is executed by the PHP runtime, usually to create dynamic web page content or dynamic images used on websites or elsewhere. [284]

  5. Linux - Wikipedia

    en.wikipedia.org/wiki/Linux

    This is an accepted version of this page This is the latest accepted revision, reviewed on 19 September 2024. Family of Unix-like operating systems This article is about the family of operating systems. For the kernel, see Linux kernel. For other uses, see Linux (disambiguation). Operating system Linux Tux the penguin, the mascot of Linux Developer Community contributors, Linus Torvalds ...

  6. User space and kernel space - Wikipedia

    en.wikipedia.org/wiki/User_space_and_kernel_space

    The term user space (or userland) refers to all code that runs outside the operating system's kernel. [2] User space usually refers to the various programs and libraries that the operating system uses to interact with the kernel: software that performs input/output, manipulates file system objects, application software, etc.

  7. Operating system - Wikipedia

    en.wikipedia.org/wiki/Operating_system

    An operating system (OS) is system software that manages computer hardware and software resources, and provides common services for computer programs. Time-sharing operating systems schedule tasks for efficient use of the system and may also include accounting software for cost allocation of processor time, mass storage, peripherals, and other ...

  8. Linux distribution - Wikipedia

    en.wikipedia.org/wiki/Linux_distribution

    A Linux distribution[a] (often abbreviated as distro) is an operating system made from a software collection that includes the Linux kernel and often a package management system. They are often obtained from the website of each distribution, which are available for a wide variety of systems ranging from embedded devices (for example, OpenWrt ...

  9. Named pipe - Wikipedia

    en.wikipedia.org/wiki/Named_pipe

    Named pipes cannot be created as files within a normal filesystem, unlike in Unix. Also unlike their Unix counterparts, named pipes are volatile (removed after the last reference to them is closed). Every pipe is placed in the root directory of the named pipe filesystem (NPFS), mounted under the special path \\.\pipe\ (that is, a pipe named ...