Moodle 4.0 XRef and Diffs

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Bug fixes for general core bugs in 4.0.x will end 8 May 2023 (12 months).
Bug fixes for security issues in 4.0.x will end 13 November 2023 (18 months).
PHP version: minimum PHP 7.3.0 Note: the minimum PHP version has increased since Moodle 3.10. PHP 7.4.x is also supported.

Moodle 4.0 Database Schema (by Marcus Green)

/lib/mlbackend/php/phpml/src/Phpml/Preprocessing/Imputer/Strategy/ -> MedianStrategy.php (source)

   1  <?php
   2  
   3  declare(strict_types=1);
   4  
   5  namespace Phpml\Preprocessing\Imputer\Strategy;
   6  
   7  use Phpml\Math\Statistic\Mean;
   8  use Phpml\Preprocessing\Imputer\Strategy;
   9  
  10  class MedianStrategy implements Strategy
  11  {
  12      public function replaceValue(array $currentAxis): float
  13      {
  14          return Mean::median($currentAxis);
  15      }
  16  }