Error when pass variable values to new Activity on Android
49
What is a NullPointerException, and how do I fix it?
37988
System.NullPointerException: Attempt to de-reference a null object:
69771
NullPointerException when setting attribute?
35590
How to fix NullPointerException in Java?
85964
Android: ClassNotFoundException when passing serializable object to Activity
132458
this class is not key value coding-compliant for the key givenName
53319
ArgumentException or ArgumentNullException for string parameters?
90724
How to start new activity on button click
58892
Can I use a variable to call a method?
158008
How to pass variable to new method I call when using @selector(methodname)
139469
setValue:forUndefinedKey: this class is not key value coding-compliant for the key
125185
Is it safe to save the app context to a static variable in Android?
10581
Avoiding NullPointerException in Java
103797
Android:android.view.ViewRoot$CalledFromWrongThreadException - How to solve the problem?
109507
How to pass variables by reference and by value
130222
Android global variable
6756
Dynamic variable names Java