Microsoft is currently rolling out a new theming engine for SharePoint Online. The difference between this new engine and the old one is that all the theme CSS changes are applied at runtime. The old engine processed all the CSS files that could be themed and stored them in the database.
Some time ago I wrote a post about the missing Apps you can add zone (Missing the Apps you can add Zone When Adding a New App). The problem with it was that this zone becomes available once a particular element is found on the page. The element was placed on the page via the PlaceHolderPageTitleInTitleArea content placeholder.
Once you’ve updated your environment with the Cumulative Update of December 2013, it could happen that you see the following errors popping up in your ULS logs: Format Exception: Input string was not in a correct format. The problem occurs if you provisioned your image renditions to the site collection via the PublishingImageRenditions.
This week a client mentioned an issue when they want to add new apps to their sites. The issue is that they do not see the Apps you can add zone on the app creation page (your-site/_layouts/15/addanapp.aspx). They only see the Noteworthy apps: Noteworthy Apps The sites on which this problem occurs have custom branding applied.
I’m currently working on a migration project at a client. It’s a migration from SharePoint 2010 to 2013, which involves some re-development and branding. For the branding part, where this post focusses on, a couple of new page layouts needed to be created. The purpose of these page layouts is to replace the old versions, and to move from five almost completely the same page layouts to only one page layout.
The SharePoint 2013 rating system slightly changed a bit. In SharePoint 2013 you can now choose to use likes or star ratings. This functionality can be turned on via the Rating settings in the list. List Rating Settings Styling the SharePoint 2013 star rating involves some work.