Top "Uuid" questions

How to get a unique computer identifier in Java (like disk ID or motherboard ID)?

I'd like to get an id unique to a computer with Java, on Windows, MacOS and, if possible, Linux. It …

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Which UUID version to use?

Which version of the UUID should you use? I saw a lot of threads explaining what each version entails, but …

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Android: How do bluetooth UUIDs work?

I don't understand what a bluetooth UUID denotes. Do UUIDs denote protocols (e.g. RFCOMM)? If so, why do the …

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When should I use uuid.uuid1() vs. uuid.uuid4() in python?

I understand the differences between the two from the docs. uuid1(): Generate a UUID from a host ID, sequence number, …

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Using Hibernate UUIDGenerator via annotations

I'm using my uuid as following: @Id @GeneratedValue(generator = "uuid") @GenericGenerator(name = "uuid", strategy = "uuid") @Column(name = "uuid", unique = true) …

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How do I obtain/use LibUUID?

I'm trying to replace a call to ::CoCreateGUID so I can generate GUIDs in a C++ program on Linux. I …

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UUID to unique integer id?

I was wondering what the easiest way to convert a UUID to a unique integer would be? I have tried …

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Advantages and disadvantages of GUID / UUID database keys

I've worked on a number of database systems in the past where moving entries between databases would have been made …

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Laravel str_random() or custom function?

Is the Laravel str_random() function random enough so that I can use it for IDs? For example: str_random(32); …

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Storing UUID as base64 String

I have been experimenting with using UUIDs as database keys. I want to take up the least amount of bytes …

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