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  2. Greedy coloring - Wikipedia

    en.wikipedia.org/wiki/Greedy_coloring

    The first_available subroutine takes time proportional to the length of its argument list, because it performs two loops, one over the list itself and one over a list of counts that has the same length. The time for the overall coloring algorithm is dominated by the calls to this subroutine.

  3. List of country calling codes - Wikipedia

    en.wikipedia.org/wiki/List_of_country_calling_codes

    Worldwide distribution of country calling codes. Regions are coloured by first digit. Country calling codes, country dial-in codes, international subscriber dialing (ISD) codes, or most commonly, telephone country codes are telephone number prefixes for reaching telephone subscribers in foreign countries or areas via international telecommunication networks.

  4. ASCII - Wikipedia

    en.wikipedia.org/wiki/ASCII

    ASCII (/ ˈ æ s k iː / ⓘ ASS-kee), [3]: 6 an acronym for American Standard Code for Information Interchange, is a character encoding standard for electronic communication. . ASCII codes represent text in computers, telecommunications equipment, and other devic

  5. Data and information visualization - Wikipedia

    en.wikipedia.org/wiki/Data_and_information...

    color; symbol; size; Similar to the 2-dimensional scatter plot above, the 3-dimensional scatter plot visualizes the relationship between typically 3 variables from a set of data. Again point can be coded via color, shape and/or size to display additional variables; Network analysis: Network: nodes size; nodes color; ties thickness; ties color ...

  6. Digital photography - Wikipedia

    en.wikipedia.org/wiki/Digital_photography

    Download as PDF; Printable version ... consumer market create color images, ... pixel structure of common electronic image sensors and periodic structure ...

  7. List of musical symbols - Wikipedia

    en.wikipedia.org/wiki/List_of_musical_symbols

    Musical symbols are marks and symbols in musical notation that indicate various aspects of how a piece of music is to be performed. There are symbols to communicate information about many musical elements, including pitch, duration, dynamics, or articulation of musical notes; tempo, metre, form (e.g., whether sections are repeated), and details about specific playing techniques (e.g., which ...

  8. List of free and open-source software packages - Wikipedia

    en.wikipedia.org/wiki/List_of_free_and_open...

    This is a list of free and open-source software packages, computer software licensed under free software licenses and open-source licenses. Software that fits the Free Software Definition may be more appropriately called free software ; the GNU project in particular objects to their works being referred to as open-source . [ 1 ]

  9. Image scanner - Wikipedia

    en.wikipedia.org/wiki/Image_scanner

    A flatbed scanner. Documents or images are placed face-down beneath the cover (shown closed here). An image scanner—often abbreviated to just scanner—is a device that optically scans images, printed text, handwriting or an object and converts it to a digital image.