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  2. Reverse-path forwarding - Wikipedia

    en.wikipedia.org/wiki/Reverse-path_forwarding

    RPF is often interpreted as reverse-path filtering, particularly when it comes to unicast routing. This is an understandable alternate interpretation of the acronym in that when RPF is used with unicast routing as in RFC 3704, traffic is either permitted or denied based upon the RPF check passing or failing.

  3. Directive (programming) - Wikipedia

    en.wikipedia.org/wiki/Directive_(programming)

    In C#, compiler directives are called pre-processing directives. There are a number of different compiler directives including #pragma, which is specifically used to control compiler warnings and debugger checksums. [5] [6] The SQLite DBMS includes a PRAGMA directive that is used to introduce commands that are not compatible with other DBMS. [7]

  4. C23 (C standard revision) - Wikipedia

    en.wikipedia.org/wiki/C23_(C_standard_revision)

    Both directives were added to C++23 standard and GCC 12. [17] Add #embed directive for binary resource inclusion and __has_embed allowing the availability of a resource to be checked by preprocessor directives. [18] Add #warning directive for diagnostics. [19] Add __has_include allowing the availability of a header to be checked by preprocessor ...

  5. C standard library - Wikipedia

    en.wikipedia.org/wiki/C_standard_library

    The C standard library, sometimes referred to as libc, [1] is the standard library for the C programming language, as specified in the ISO C standard. [2] Starting from the original ANSI C standard, it was developed at the same time as the C POSIX library, which is a superset of it. [3]

  6. C syntax - Wikipedia

    en.wikipedia.org/wiki/C_syntax

    A snippet of C code which prints "Hello, World!". The syntax of the C programming language is the set of rules governing writing of software in C. It is designed to allow for programs that are extremely terse, have a close relationship with the resulting object code, and yet provide relatively high-level data abstraction.

  7. Category:CONFIG.SYS directives - Wikipedia

    en.wikipedia.org/wiki/Category:CONFIG.SYS_directives

    A list of CONFIG.SYS directives in any version of DOS, OS/2 and Windows NT. See also: List of CONFIG.SYS directives. Pages in category "CONFIG.SYS directives" ...

  8. C POSIX library - Wikipedia

    en.wikipedia.org/wiki/C_POSIX_library

    The C POSIX library is a specification of a C standard library for POSIX systems. It was developed at the same time as the ANSI C standard. Some effort was made to make POSIX compatible with standard C; POSIX includes additional functions to those introduced in standard C. On the other hand, the 5 headers that were added to the C standard ...

  9. List of RFCs - Wikipedia

    en.wikipedia.org/wiki/List_of_RFCs

    This is a partial list of RFCs (request for comments memoranda). A Request for Comments ( RFC ) is a publication in a series from the principal technical development and standards-setting bodies for the Internet , most prominently the Internet Engineering Task Force (IETF).