Sitecore Gyan : Day 6

languageEmbedding(in sitecore.config) is used to include the language in URL as: always/never/asNeeded.  When asNeeded - then language got include in the URL, if can't determine context site from incoming request.  It means, for the first time in the URL language will be included and after that will not show until it's changed.

Sitecore Gyan : Day 5

All Fields can be edited in Content Editor, but inline editing in Experience editor are: Single-Line Text, Multi-line Text, Rich Text, Image, Date, Datetime, General Link