Some global variables are defined even at the start of a fresh session
15656
Potential pollution of Global` context in fresh kernel
149845
Declare a global variable in a Blender session
10183
"Global variable" in Visual C#
70729
How can I do a one-time Initialization?
138289
Python: Sharing global variables between modules and classes therein
88160
What happens to global variables declared in a DLL?
80608
JavaScript check if variable exists (is defined/initialized)
25924
How can I make assignments persist across sessions?
120355
Where are $_SESSION variables stored?
31972
Why is the global keyword not required in this case?
18749
Use of 'extern' keyword while defining the variable
121668
How to avoid global variables in JavaScript?
58552
Python: "global name 'time' is not defined"
8785
Are delphi variables initialized with a value by default?
155468
Preserving session variables across different domains
77935
How to tell JSLint / JSHint what global variables are already defined
75941
Initialization of instance fields vs. local variables