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  2. Tracing garbage collection - Wikipedia

    en.wikipedia.org/wiki/Tracing_garbage_collection

    Tracing garbage collection. In computer programming, tracing garbage collection is a form of automatic memory management that consists of determining which objects should be deallocated ("garbage collected") by tracing which objects are reachable by a chain of references from certain "root" objects, and considering the rest as "garbage" and ...

  3. Tracing paper - Wikipedia

    en.wikipedia.org/wiki/Tracing_paper

    Tracing paper is paper made to have low opacity, allowing light to pass through. Its origins date back to at least the 1300s where it was used by artists of the Italian Renaissance. [1] In the 1880s, tracing paper was produced en masse, used by architects, design engineers, and artists. [2] Tracing paper was key in creating drawings that could ...

  4. National Geographic Video - Wikipedia

    en.wikipedia.org/wiki/National_Geographic_Video

    Tracing Letters Educational Video Presentations ... Worksheets Educational Video Presentations ... and Chameleons Changing Color 1995 51793 Geo Kids: Chomping on Bugs ...

  5. Hertzsprung–Russell diagram - Wikipedia

    en.wikipedia.org/wiki/Hertzsprung–Russell_diagram

    Hertzsprung–Russell diagram. An observational Hertzsprung–Russell diagram with 22,000 stars plotted from the Hipparcos Catalogue and 1,000 from the Gliese Catalogue of nearby stars. Stars tend to fall only into certain regions of the diagram. The most prominent is the diagonal, going from the upper-left (hot and bright) to the lower-right ...

  6. Ishihara test - Wikipedia

    en.wikipedia.org/wiki/Ishihara_Test

    Specialty. ophthalmology. ICD-9-CM. 95.06. MeSH. D003119. [edit on Wikidata] The Ishihara test is a color vision test for detection of red–green color deficiencies. It was named after its designer, Shinobu Ishihara, a professor at the University of Tokyo, who first published his tests in 1917.

  7. Waste management - Wikipedia

    en.wikipedia.org/wiki/Waste_management

    Other businesses such as Waste Industries use a variety of colors to distinguish between trash and recycling cans. In addition, in some areas of the world the disposal of municipal solid waste can cause environmental strain due to official not having benchmarks that help measure the environmental sustainability of certain practices.