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  2. Multi-Drop Bus / Internal Communication Protocol - Wikipedia

    en.wikipedia.org/wiki/Multi-Drop_Bus_/_Internal...

    MDB originated as a proprietary bus used by CoinCo for their coin-acceptors in the late 1980s and was deployed in high volume in vending machines for Coca-Cola.Coke forced CoinCo to open-source it in 1992 to increase competition, and NAMA released the first version of the standard in 1995, allowing other vendors to compete for the coin-acceptor portion of the vending machines (CoinCo and Mars ...

  3. List of assigned /8 IPv4 address blocks - Wikipedia

    en.wikipedia.org/.../8_IPv4_address_blocks

    Each / 8 block contains 256 3 = 2 24 = 16,777,216 addresses, which covers the whole range of the last three delimited segments of an IP address. This means that 256 /8 address blocks fit into the entire IPv4 space. As IPv4 address exhaustion has advanced to its final stages, some organizations, such as Stanford University, formerly using 36.0.0 ...

  4. Vending machine - Wikipedia

    en.wikipedia.org/wiki/Vending_machine

    A vending machine is an automated machine that dispenses items such as snacks, beverages, cigarettes, and lottery tickets to consumers after cash, a credit card, or other forms of payment are inserted into the machine or otherwise made. [ 1] The first modern vending machines were developed in England in the early 1880s and dispensed postcards.

  5. Glossary of video game terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_video_game_terms

    A genre of video game that implements the gacha (toy vending machine) mechanic. Similar to loot boxes, gacha games induce players to spend in-game currency to receive random in-game items or characters. The gacha mechanic is considered integral to the gameplay or player progression of gacha games, whereas loot boxes would not change the ...

  6. Frequency divider - Wikipedia

    en.wikipedia.org/wiki/Frequency_divider

    Frequency divider. A frequency divider, also called a clock divider or scaler or prescaler, is a circuit that takes an input signal of a frequency, , and generates an output signal of a frequency: where is an integer. Phase-locked loop frequency synthesizers make use of frequency dividers to generate a frequency that is a multiple of a ...

  7. Hawaii's beaches are disappearing: The uncertain future of ...

    www.aol.com/hawaiis-beaches-disappearing...

    Stronger swells and rising sea levels mean waves crash onto walkways and into seawalls, like at this beach on the eastern end of Waikiki. Hawaii's beaches are disappearing, with about 13 of the ...

  8. Minecraft modding - Wikipedia

    en.wikipedia.org/wiki/Minecraft_modding

    A Minecraft mod is a mod that changes aspects of the sandbox game Minecraft. Minecraft mods can add additional content to the game, make tweaks to specific features, and optimize performance. Thousands of mods for the game have been created, with some mods even generating an income for their authors.

  9. Modular arithmetic - Wikipedia

    en.wikipedia.org/wiki/Modular_arithmetic

    Adding 4 hours to 9 o'clock gives 1 o'clock, since 13 is congruent to 1 modulo 12. In mathematics, modular arithmetic is a system of arithmetic for integers, where numbers "wrap around" when reaching a certain value, called the modulus. The modern approach to modular arithmetic was developed by Carl Friedrich Gauss in his book Disquisitiones ...