Outdated TYPO3 Version
This documentation refers to an outdated TYPO3 version - either select a supported version or make sure to use a TYPO3 Extended Long Term Support (ELTS) version to continue getting security updates.
Modeling Cross Cutting Concerns¶
A cross cutting concern we are talking about here is a problem that has to be solved at multiple, distinct places within the system that have no further connection to each other. It is a cross class-hierarchy and maybe cross-extension problem and can and should not be solved with class abstractions.