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  2. Binary number - Wikipedia

    en.wikipedia.org/wiki/Binary_number

    Arithmetic values thought to have been represented by parts of the Eye of Horus. The scribes of ancient Egypt used two different systems for their fractions, Egyptian fractions (not related to the binary number system) and Horus-Eye fractions (so called because many historians of mathematics believe that the symbols used for this system could be arranged to form the eye of Horus, although this ...

  3. Stock market data systems - Wikipedia

    en.wikipedia.org/wiki/Stock_market_data_systems

    Jack Scantlin of Scantlin Electronics, Inc. (SEI) developed the Quotron I system, consisting of a magnetic tape storage unit that could be sited at a brokerage and Desk Units with a keyboard and printer. The storage unit recorded the data from the ticker line. Brokers could enter the stock symbol on a desk unit. This triggered a backward search ...

  4. List of binary codes - Wikipedia

    en.wikipedia.org/wiki/List_of_binary_codes

    This is a list of some binary codes that are (or have been) used to represent text as a sequence of binary digits "0" and "1". Fixed-width binary codes use a set number of bits to represent each character in the text, while in variable-width binary codes, the number of bits may vary from character to character.

  5. List of electronic trading protocols - Wikipedia

    en.wikipedia.org/wiki/List_of_electronic_trading...

    Taiwan Stock Exchange: TMP (TWSE Message Protocol) 4.4: FIX/FAST: Taipei Exchange: TMP (TWSE Message Protocol) 4.4: Tokyo Stock Exchange: Arrowhead: 4.2: FLEX Indonesia Stock Exchange: OUCH: FIX 5.0: ITCH: Singapore Exchange Securities Trading (SGXST) OMEX-Singapore Exchange Derivatives Trading (SGXDT) OMEX-Hong Kong Stock Exchange (HKSE) OCG-OMD

  6. Why 3D Systems Stock Is Soaring Today - AOL

    www.aol.com/finance/why-3d-systems-stock-soaring...

    3D Systems (NYSE: DDD) stock is making big gains in Thursday's trading. The company's share price was up 15.4% as of 11:15 a.m. ET. The company's share price was up 15.4% as of 11:15 a.m. ET.

  7. Binary search - Wikipedia

    en.wikipedia.org/wiki/Binary_search

    Binary search Visualization of the binary search algorithm where 7 is the target value Class Search algorithm Data structure Array Worst-case performance O (log n) Best-case performance O (1) Average performance O (log n) Worst-case space complexity O (1) Optimal Yes In computer science, binary search, also known as half-interval search, logarithmic search, or binary chop, is a search ...

  8. Binary code - Wikipedia

    en.wikipedia.org/wiki/Binary_code

    A binary code represents text, computer processor instructions, or any other data using a two-symbol system. The two-symbol system used is often "0" and "1" from the binary number system . The binary code assigns a pattern of binary digits, also known as bits , to each character, instruction, etc.

  9. Mach-O - Wikipedia

    en.wikipedia.org/wiki/Mach-O

    The first symbols that are read are local debug symbols if any, then private symbols, then external symbols, and finally the undefined symbols that link to another binary symbol table containing the external symbol address in another Mach-O binary. The symbol table information load command 0x0000000B always exists if there is a symbol table ...