Generating unique ID for instances using Guid in C#
26216
Is a GUID unique 100% of the time?
70398
Add ID to GridView Row
156160
Create a GUID in Java
67406
Changing the generated ASP.Net  id?
150733
Create an ID (row number) column
152263
What are the drawbacks with using UUID or GUID as a primary key?
39764
How to uniquely identify computer using C#?
103547
What is your alternative name for ID variable in Objective-C?
42121
Possible to specify the GUID when adding a List to a SPListCollection?
63938
C# Regex for Guid
16576
@Id @GeneratedValue but set own ID value
68337
Is there a wildcard selector for identifiers (id)?
20023
how to avoid number repeation by using random class in c#?
143056
Can I use set instead of List to resolve the duplicate id issue
45067
How unique is UUID?
14853
How to get the entity ID for a custom field in Apex?
153059
How to Create a Custom ID in Access 2010