Why is using a Global Variables class (singleton) bad practise?
62584
What are drawbacks or disadvantages of singleton pattern?
69311
What is a singleton in C#?
151617
Initialization global and static variable to 0 is always unnecessary?
548
What is an efficient way to implement a singleton pattern in Java?
156233
Why does the set of all singleton sets not exist?
93211
When several classes need to access the same data, where should the data be declared?
60648
Is Meyers' implementation of the Singleton pattern thread safe?
1138
How to avoid having class data shared among instances?
86356
A private list variable is inadvertently shared between instance objects
121677
Using final methods to initialize an instance variable
140494
When are static variables initialized?
138289
Python: Sharing global variables between modules and classes therein
122000
where instance variables get initialized
113622
Why does a large local array crash my program, but a global one doesn't?
117778
class variables is shared across all instances in python?
75941
Initialization of instance fields vs. local variables
93075
Why are global and static variables initialized to their default values?