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  2. Off-by-one error - Wikipedia

    en.wikipedia.org/wiki/Off-by-one_error

    The correct number of sections for a fence is n − 1 if the fence is a free-standing line segment bounded by a post at each of its ends (e.g., a fence between two passageway gaps), n if the fence forms one complete, free-standing loop (e.g., enclosure accessible by surmounting, such as a boxing ring), or n + 1 if posts do not occur at the ends ...

  3. Reed–Solomon error correction - Wikipedia

    en.wikipedia.org/wiki/Reed–Solomon_error...

    Ie for DM is 301 % k is the size of the message % n is the total size (k+redundant) % Example: msg = uint8('Test') % enc_msg = rsEncoder(msg, 8, 301, 12, numel(msg)); % Get the alpha alpha = gf (2, m, prim_poly); % Get the Reed-Solomon generating polynomial g(x) g_x = genpoly (k, n, alpha); % Multiply the information by X^(n-k), or just pad ...

  4. List of Unicode characters - Wikipedia

    en.wikipedia.org/wiki/List_of_Unicode_characters

    4 Line feed is used for "end of line" in text files on Unix / Linux systems. 5 Carriage Return (accompanied by line feed) is used as "end of line" character by Windows, DOS, and most minicomputers other than Unix- / Linux-based systems 6 Control-O has been the "discard output" key. Output is not sent to the terminal, but discarded, until ...

  5. Naming convention (programming) - Wikipedia

    en.wikipedia.org/wiki/Naming_convention...

    In computer programming, a naming convention is a set of rules for choosing the character sequence to be used for identifiers which denote variables, types, functions, and other entities in source code and documentation. Reasons for using a naming convention (as opposed to allowing programmers to choose any character sequence) include the ...

  6. Check digit - Wikipedia

    en.wikipedia.org/wiki/Check_digit

    The final digit of a Universal Product Code, International Article Number, Global Location Number or Global Trade Item Number is a check digit computed as follows: [3] [4]. Add the digits in the odd-numbered positions from the left (first, third, fifth, etc.—not including the check digit) together and multiply by three.

  7. Regular expression - Wikipedia

    en.wikipedia.org/wiki/Regular_expression

    In line-based tools, it matches the starting position of any line. . Matches any single character (many applications exclude newlines, and exactly which characters are considered newlines is flavor-, character-encoding-, and platform-specific, but it is safe to assume that the line feed character is included). Within POSIX bracket expressions ...

  8. Non-alphanumeric typeface - Wikipedia

    en.wikipedia.org/wiki/Non-alphanumeric_typeface

    Remove / Delete Non-Alphanumeric Characters (Commas, Dots, Special Symbols, Math Symbols etc.) from text. This typography -related article is a stub . You can help Wikipedia by expanding it .

  9. Halfwidth and fullwidth forms - Wikipedia

    en.wikipedia.org/wiki/Halfwidth_and_fullwidth_forms

    A command prompt with Korean localisation, showing halfwidth and fullwidth characters. In CJK (Chinese, Japanese, and Korean) computing, graphic characters are traditionally classed into fullwidth [a] and halfwidth [b] characters. Unlike monospaced fonts, a halfwidth character occupies half the width of a fullwidth character, hence the name.