Rani questions

• How to solve the error of "_OBJC_CLASS_$_PLCrashReport", referenced in iphone
• How to get check if a product is already purchased using in app purchase in iOS?
• Hide the rightNavigationBar button item in iPhone
• How to calculate the current speed and average speed of user travelling from current location to particular locaction in iPhone? [closed]
• adding + before using %2b using url encoding in iphone
• How to convert a string to ASCII value in PHP without ord()?
• How to add custom color to navigation bar in iphone?
• How to add a right bar button to a navigation bar in iphone
• How to add video to iphone simulator
• How to get first four letters from string in Swift 3?

Rani answers