When we use Reference type and Object Type
855
What does it mean to "program to an interface"?
124729
Reference is ambiguous with generics
34819
What is the difference between an Instance and an Object?
150853
An object reference is required to access non-static member
99170
Convert string in dot notation to get the object reference
44037
Are arrays or lists passed by default by reference in c#?
34591
What is the difference of 3 object declarations of javascript
57860
Can we create an object of an interface?
54000
Equivalent functionality of `this` and `ref` in c#
37050
What is the difference between (type)value and type(value)?
127599
Odd situation for "cannot reference this before supertype constructor has been called"
51031
Difference between ref and out parameters in .NET
7935
CS0120: An object reference is required for the nonstatic field, method, or property 'foo'
2146
object==null or null==object?
138128
Where do object file "Version References" come from?
12387
What is "Best Practice" For Comparing Two Instances of a Reference Type?
100409
When to use an object instance variable versus passing an argument to the method