Site Collection limit in SharePoint Online

By default 4GB is the quota for each Site Collection. Updated the settings at Admin Center using the following url

https://support.office.com/en-us/article/Manage-site-collection-storage-limits-77389c2c-8e7e-4b16-ab97-1c7103784b08

AirPrint code in iOS8 with Swift

http://www.ioscreator.com/tutorials/airprint-tutorial-ios8-swift

Swift Bound value in a conditional binding must be of Optional type

Started work on Apple apps. now a days am getting lot of issues.

http://stackoverflow.com/questions/27868103/swift-bound-value-in-a-conditional-binding-must-be-of-optional-type

clang compiler error migrating to Xcode 6

While compiling the new XCODE project have been getting  the below error

Command /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang failed with exit code 11

resolved using the below URLs
http://www.raywenderlich.com/forums/viewtopic.php?f=2&t=19346
http://stackoverflow.com/questions/18933321/deleting-contents-from-xcode-derived-data-folder

SharePoint Responsive web design references

http://www.topsharepoint.com/avicia-free-sharepoint-online-theme
http://www.topsharepoint.com/shareboot-responsive-sharepoint-2013-theme
http://www.topsharepoint.com/motus-free-sharepoint-2013-theme
http://www.topsharepoint.com/xpecto-free-sharepoint-online-theme

Microsoft dropped the Public Website feature from SharePoint Online

http://www.zdnet.com/article/microsoft-confirms-it-is-dropping-public-website-feature-from-sharepoint-online/

SharePoint 2013 has Out-of-box "Word to PDF Conversion". With "Print to PDF"

SharePoint 2013 has another awesome feature that lets Out-of-box "Word to PDF Conversion". With "Print to PDF"
http://www.learningsharepoint.com/2012/10/15/word-to-pdf-conversion-in-sharepoint-2013-via-print-to-pdf/
It doesn't work if you apply IRM feature on the document library.

Item Level permissions using SPD 2013

Some features are deprecated in SharePoint Designer 2013 or have been removed.
For item level permission only option is to use SPD 2010 template and follow the below url.

http://www.sharepointbriefing.com/spcode/article.php/3911751/Implementing-ItemLevel-Security-in-SharePoint-2010-and-2007.htm
https://msdn.microsoft.com/en-us/library/office/jj728659.aspx