How to access some instance class variables from AppDelegate.m

How to access some instance class variables from AppDelegate.m

References

Reference NO 1

http://stackoverflow.com/questions/15191093/how-to-access-some-instance-class-variables-from-appdelegate-m

Reference NO 2

http://stackoverflow.com/questions/9014490/accessing-member-variable-of-appdelegate

Reference NO 3

http://stackoverflow.com/questions/7307259/cannot-access-appdelegate-instance-variable-from-related-view-controller

Reference NO 4

http://stackoverflow.com/questions/17824907/access-current-viewcontroller-class-name-from-appdelegate-m

Reference NO 5

http://stackoverflow.com/questions/11138429/cant-access-class-instance-from-another-class

Reference NO 6

http://forums.macrumors.com/showthread.php?t=678329

Reference NO 7

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Reference NO 8

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