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  2. Nested set model - Wikipedia

    en.wikipedia.org/wiki/Nested_set_model

    The nested set model is a technique for representing nested set collections (also known as trees or hierarchies) in relational databases. It is based on Nested Intervals, that "are immune to hierarchy reorganization problem, and allow answering ancestor path hierarchical queries algorithmically — without accessing the stored hierarchy relation".

  3. React (software) - Wikipedia

    en.wikipedia.org/wiki/React_(software)

    When rendering a component, values are passed between components through props (short for "properties"). Values internal to a component are called its state. [15] The two primary ways of declaring components in React are through function components and class components. [13]: 118 [16]: 10

  4. Template:Columns-list/doc - Wikipedia

    en.wikipedia.org/wiki/Template:Columns-list/doc

    Here, width specifies the width of the columns, and determines dynamically the number of columns based on screen width; more columns will be shown on wider displays. If |colwidth= is not specified, the default width of 30em will be used. This template uses CSS3 multiple-column layout, which is not supported by all web browsers.

  5. Comparison of programming languages (object-oriented ...

    en.wikipedia.org/wiki/Comparison_of_programming...

    member this.Item with set index value = expression: COBOL — Cobra pro[index «as type»] as type Tab ↹ get Tab ↹ Tab ↹ instructions Tab ↹ Tab ↹ return value Tab ↹ set Tab ↹ Tab ↹ instructions: get[index «as type»] as type Tab ↹ instructions Tab ↹ return value: set[index «as type»] as type Tab ↹ instructions

  6. New HIV prevention drug could reach poorest countries ... - AOL

    www.aol.com/hiv-prevention-drug-could-reach...

    A new long-acting preventive HIV drug could reach the world’s poorest countries by the end of 2025 or early 2026, a global health official told Reuters on Tuesday. The ambition is to start ...

  7. As Hegseth's fight to head Pentagon lags, Trump not trying to ...

    www.aol.com/hegseth-fights-head-pentagon-trump...

    PHOTO: Pete Hegseth, President-elect Donald Trump's nominee to be defense secretary, responds to reporters during a meeting with Sen. Mike Rounds, a member of the Senate Armed Services Committee ...

  8. The best gifts for the mom who keeps telling you she wants ...

    www.aol.com/lifestyle/best-gifts-mom-2024...

    If you're shopping for mom, we've rounded up a few of our favorite Christmas gifts for 2024, including Storyworth, personalized calendars, and more.

  9. Help:Columns - Wikipedia

    en.wikipedia.org/wiki/Help:Columns

    To create columns in an article one may use {} and {}. Note that this is not supported by Internet Explorer version 9 and below or Opera version 11 and below — see {{ Div col }} for details. To illustrate the use of these templates, this example uses the {{ lorem }} template to generate Lorem ipsum placeholder text.