Return type IList vs. List
167
List or IList
44374
Type of List to Store Multipe Data Types
16650
.toArray(new MyClass[0]) or .toArray(new MyClass[myList.size()])?
74261
Why does List implement IReadOnlyList in .NET 4.5?
100338
Is there a LINQ syntax for the (T, int) overloads of Where and Select?
127473
And difference between FirstOrDefault(func) & Where(func).FirstOrDefault()?
35088
Is there a difference between an Array and a List in Apex?
97912
Console.WriteLine and generic List
13989
What is the difference between IEnumerator and IEnumerable?
108538
IList vs IEnumerable for Collections on Entities
118657
Why does "return list.sort()" return None, not the list?
63244
C# Overload return type - recommended approach
35116
Function overloading by return type?
3001
Array versus List: When to use which?
61982
How to convert a Collection to List?
38275
.NET Casting Generic List
54701
Does C++ allow default return types for functions?