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  2. Bootstrap (front-end framework) - Wikipedia

    en.wikipedia.org/wiki/Bootstrap_(front-end...

    Bootstrap (formerly Twitter Bootstrap) is a free and open-source CSS framework directed at responsive, mobile-first front-end web development. It contains HTML, CSS and (optionally) JavaScript -based design templates for typography, forms, buttons, navigation, and other interface components. As of May 2023, Bootstrap is the 17th most starred ...

  3. Pearson correlation coefficient - Wikipedia

    en.wikipedia.org/wiki/Pearson_correlation...

    Using a bootstrap. The bootstrap can be used to construct confidence intervals for Pearson's correlation coefficient. In the "non-parametric" bootstrap, n pairs (x i, y i) are resampled "with replacement" from the observed set of n pairs, and the correlation coefficient r is calculated based on the resampled

  4. Bootstrapping (statistics) - Wikipedia

    en.wikipedia.org/wiki/Bootstrapping_(statistics)

    Bootstrapping is any test or metric that uses random sampling with replacement (e.g. mimicking the sampling process), and falls under the broader class of resampling methods. Bootstrapping assigns measures of accuracy ( bias, variance, confidence intervals, prediction error, etc.) to sample estimates.

  5. Comparison of server-side web frameworks - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_server-side...

    Testing framework (s) DB migration framework (s) Security framework (s) Template framework (s) Caching framework (s) Form validation framework (s) Catalyst. Toolkit-independent ( REST & JSON support, specific plugins for Prototype JavaScript Framework, more) Yes.

  6. C (programming language) - Wikipedia

    en.wikipedia.org/wiki/C_(programming_language)

    There is a basic form of modularity: files can be compiled separately and linked together, with control over which functions and data objects are visible to other files via static and extern attributes. Complex functionality such as I/O, string manipulation, and mathematical functions are consistently delegated to library routines.

  7. Covariance matrix - Wikipedia

    en.wikipedia.org/wiki/Covariance_matrix

    where the operator denotes the expected value (mean) of its argument.. Conflicting nomenclatures and notations. Nomenclatures differ. Some statisticians, following the probabilist William Feller in his two-volume book An Introduction to Probability Theory and Its Applications, call the matrix the variance of the random vector , because it is the natural generalization to higher dimensions of ...

  8. Foundation (framework) - Wikipedia

    en.wikipedia.org/wiki/Foundation_(framework)

    Foundation is a free responsive front-end framework, providing a responsive grid and HTML and CSS UI components, templates, and code snippets, including typography, forms, buttons, navigation and other interface elements, as well as optional functionality provided by JavaScript extensions. Foundation is an open source project, and was formerly ...

  9. SD card - Wikipedia

    en.wikipedia.org/wiki/SD_card

    However, on computers that support bootstrapping from a USB interface, an SD card in a USB adapter can be the boot disk, provided it contains an operating system that supports USB access once the bootstrap is complete.