"in-place", as long as you have the necessary prerequisites available.
Required software:
-* Web server with PHP 5.5.9 or higher.
+* Web server with PHP 7.0.0 or HHVM 3.18.5 or higher.
* A SQL server, the following types are supported
-** MySQL 5.0.3 or higher
-** PostgreSQL 8.3 or higher
+** MySQL 5.5.8 or higher
+** PostgreSQL 9.2 or higher
** SQLite 3.3.7 or higher
** Oracle 9.0.1 or higher
** Microsoft SQL Server 2005 (9.00.1399)
what you're doing!) and keep track of major changes to the software, including
performance improvements and security patches.
-http://lists.wikimedia.org/mailman/listinfo/mediawiki-announce (low traffic)
+https://lists.wikimedia.org/mailman/listinfo/mediawiki-announce (low traffic)
-http://lists.wikimedia.org/mailman/listinfo/mediawiki-l (site admin support)
+https://lists.wikimedia.org/mailman/listinfo/mediawiki-l (site admin support)
-http://lists.wikimedia.org/mailman/listinfo/wikitech-l (development)
+https://lists.wikimedia.org/mailman/listinfo/wikitech-l (development)