Sharepoint 2013 Cheat Sheet
Configuring Service Accounts
http://absolute-sharepoint.com/2013/01/sharepoint-2013-service-accounts-best-practices-explained.html
Api Search in Search 2013
http://searchsite/_api/search/query?querytext='test'
Mount Content DB
Dismount: Dismount-SPContentDatabase "DatabaseName"
Mount: Mount-SPContentDatabase "DatabaseName" -DatabaseServer "DatabaseServer\INSTANCE" -WebApplication "http://SiteName"