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How to test the object type in objective C

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- February 04, 2020

Solution:

[object isKindOfClass:[NSString class]]

if want to compare the object iskind of string class

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Convert String to NSNumber iOS Swift

- January 12, 2017

We cannot convert string directly to NSNumber. So we will convert string to Int then convert Int to NSNumber. Code: NSNumber (value: Int ( "String" )!)

Invalid bundle error while upload the app to the app Store

- June 30, 2023

Problem: Invalid bundle. The “ UIInterfaceOrientationLandscap eLeft, UIInterfaceOrientationLandscap eRight, UIInterfaceOrientationPortrait ” orientations were provided for the UISupportedInterfaceOrientatio ns Info.plist key in the com.myapp bundle, but you need to include all of the “ UIInterfaceOrientationPortrait , UIInterfaceOrientationPortrait UpsideDown, UIInterfaceOrientationLandscap eLeft, UIInterfaceOrientationLandscap eRight” orientations to support iPad multitasking. For details, visit: https://developer.apple.com/ documentation/bundleresources/ information_property_list/ uisupportedinterfaceorientatio ns . (ID: something) Solution: In the above image you have to check the full screen option enabled.If not then enable and upload it will works.

store cgpoint in userdefaults iOS swift

- February 28, 2024

Problem: I want to store CGPoint in userdefaults.How can i achieve that? Solution: You have to convert the cgpoint to string then save it in userdefaults. // MARK: - set and get the Add button frame func getBtnBounds ()-> CGPoint ? { if let obj = self . userDefaults . object ( forKe y : "BtnBounds" ) as ? String { let point = NSCoder . cgPoint ( for :obj) return point } else { return nil } } func setBtnBounds ( value : CGPoint ) { let pointValue = NSCoder . string ( for : value) ...