Learn about the linux adhoc scheduler, AT
Learn how to run PHP scripts as a background process
Learn how to use XDebug with VSCode debugger to step thru your PHP code
Learn how to install XDebug for PHP
Learn the common techniques of working with arrays
Learn how to use composer and packages to autoload your classes
Learn some techniques of working with dates in PHP
Work with the common elements of form processing
Learn how to use PHPOffice to create and read XLSX spreadsheets
Learn how to sort json data