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  2. Vertical bar - Wikipedia

    en.wikipedia.org/wiki/Vertical_bar

    Many early video terminals and dot-matrix printers rendered the vertical bar character as the allograph broken bar ¦. This may have been to distinguish the character from the lower-case 'L' and the upper-case ' I ' on these limited-resolution devices, and to make a vertical line of them look more like a horizontal line of dashes.

  3. Dot matrix printing - Wikipedia

    en.wikipedia.org/wiki/Dot_matrix_printing

    Their LA30 30 character/second (CPS) dot matrix printer, the first of many, was introduced in 1970. In the mid-1980s, dot-matrix printers were dropping in price, [3] [a] and began to outsell daisywheel printers, due to their higher speed and versatility. [22] The Apple ImageWriter was a popular consumer dot matrix printer in the 1980s until the ...

  4. List of Unicode characters - Wikipedia

    en.wikipedia.org/wiki/List_of_Unicode_characters

    HTML and XML provide ways to reference Unicode characters when the characters themselves either cannot or should not be used. A numeric character reference refers to a character by its Universal Character Set/Unicode code point, and a character entity reference refers to a character by a predefined name. A numeric character reference uses the ...

  5. Vertical bar (disambiguation) - Wikipedia

    en.wikipedia.org/wiki/Vertical_bar_(disambiguation)

    Vertical bar | or vertical bars ‖ are typographical symbols. They may also refer to: Chōonpu, a character in vertical Japanese writing, ー; Dental click, ǀ; Lateral clicks, a character in African languages, ǁ; parallelism, ∥; parallel operator, also ∥; logical OR, || in several programming languages

  6. Bar (diacritic) - Wikipedia

    en.wikipedia.org/wiki/Bar_(diacritic)

    A bar or stroke is a modification consisting of a line drawn through a grapheme. It may be used as a diacritic to derive new letters from old ones, or simply as an addition to make a grapheme more distinct from others. It can take the form of a vertical bar, slash, or crossbar.

  7. Dot matrix - Wikipedia

    en.wikipedia.org/wiki/Dot_matrix

    Close-up view of dot matrix text produced by a printer Dot matrix pattern woven into fabric in 1858 using punched cards on a Jacquard loom Dot matrix-style skywriting. A dot matrix is a 2-dimensional patterned array, used to represent characters, symbols and images. Most types of modern technology use dot matrices for display of information ...

  8. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. List of typographical symbols and punctuation marks - Wikipedia

    en.wikipedia.org/wiki/List_of_typographical...

    Chinese punctuation – Punctuation used with Chinese characters; Currency symbol – Symbol used to represent a monetary currency's name; Diacritic – Modifier mark added to a letter (accent marks etc.) Hebrew punctuation – Punctuation conventions of the Hebrew language over time; Glossary of mathematical symbols; Japanese punctuation