Why do I get an "Undefined reference error" when implementing a singleton class?
1907
Undefined reference to static class member
152312
IOS Weird compiler error: "expected ']' before ;' using set-ter for NSString constant in singleton
75941
Initialization of instance fields vs. local variables
5573
Undefined reference error for template method
47049
Why are singleton objects more object-oriented?
25630
How to implement a single instance Java application?
125535
How do I fix this "identifier is not declared in the current scope" error?
74926
On design patterns: When should I use the singleton?
101951
Undefined reference to class::function in c++
99387
C++ undefined reference to template class method
80018
Accessing class members on a NULL pointer
1115
How to initialize private static members in C++?
146924
When we should go for a Singleton class in Java?
116217
Why I cannot use universal instantiation rule here?
75269
Is it possible to define a Ruby singleton method using a block?
26931
Instantiating inner class
79248
C++ 11 Thread initialization with member functions compiling error