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  2. Three-way comparison - Wikipedia

    en.wikipedia.org/wiki/Three-way_comparison

    In C, the functions strcmp and memcmp perform a three-way comparison between strings and memory buffers, respectively. They return a negative number when the first argument is lexicographically smaller than the second, zero when the arguments are equal, and a positive number otherwise.

  3. Lookup table - Wikipedia

    en.wikipedia.org/wiki/Lookup_table

    Part of a 20th-century table of common logarithms in the reference book Abramowitz and Stegun.. Before the advent of computers, lookup tables of values were used to speed up hand calculations of complex functions, such as in trigonometry, logarithms, and statistical density functions.

  4. Compare-and-swap - Wikipedia

    en.wikipedia.org/wiki/Compare-and-swap

    In computer science, compare-and-swap (CAS) is an atomic instruction used in multithreading to achieve synchronization.It compares the contents of a memory location with a given value and, only if they are the same, modifies the contents of that memory location to a new given value.

  5. VPython - Wikipedia

    en.wikipedia.org/wiki/VPython

    The combination of Python plus Visual is called VPython. Further development of the cT programming language was ended and the newly created VPython was used in its place. Since VPython's creation, several versions have been released to the public. In 2016, developers announced [2] [3] that classic VPython

  6. Python (missile) - Wikipedia

    en.wikipedia.org/wiki/Python_(missile)

    This is why the next missile built by Rafael in early 1970s was named Python-3, but there is no Python-1 or Python-2 (they were Shafrir-1, Shafrir-2). The Python-3 has improved range and all-aspect attack ability, it proved itself before and during the 1982 Lebanon War , destroying 35 enemy aircraft.