Dmitry Zhukov questions

Dmitry Zhukov answers

• default ios background [duplicate]
• iOS get serial number of device (iPad) on iOS7
• Weekday of first day of month
• Why am I getting an UIBarButtonItem customization warning?
• Will `pod update` overwrite my code changes when a new version of the pod is available?
• UICollectionView Cell Scroll to centre
• ignoring file [path] missing required architecture i386 in file