https://iopwiki.com/index.php?title=Category:Hidden_categories&feed=atom&action=history Category:Hidden categories - Revision history 2024-03-28T18:06:11Z Revision history for this page on the wiki MediaWiki 1.32.2 https://iopwiki.com/index.php?title=Category:Hidden_categories&diff=85280&oldid=prev Messing with data: Initial setup 2020-01-10T14:42:57Z <p>Initial setup</p> <p><b>New page</b></p><div>Categories which are hidden by default. Some categories are not useful for the user or are just too common which is why they are hidden.<br /> <br /> To hide a category, make sure the category's page has a line with &lt;nowiki&gt;__HIDDENCAT__&lt;/nowiki&gt;.<br /> <br /> [[Category:Wiki Maintenance]]</div> Messing with data