Top "Uniqueidentifier" questions

With reference to a given (possibly implicit) set of objects, a unique identifier is any identifier which is guaranteed to be unique among all identifiers used for those objects and for a specific purpose.

SCOPE_IDENTITY() for GUIDs?

Can anyone tell me if there is an equivalent of SCOPE_IDENTITY() when using GUIDs as a primary key in …

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How to preserve identifierForVendor in ios after uninstalling ios app on device?

I am developing an iOS app which calls web-service for login and at that time i send login credentials to …

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How are hash functions like MD5 unique?

I'm aware that MD5 has had some collisions but this is more of a high-level question about hashing functions. If …

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Always get a unique device id in iOS 7

Our iOS application is for specific users. So, we used device unique identifier for user identification. This approach works fine …

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Android Unique Serial Number

I am developing an android application that targets Android 4.0 (API 14) and above. I am looking for a serial number that …

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What is a Git commit ID?

How are the Git commit IDs generated to uniquely identify the commits? Example: 521747298a3790fde1710f3aa2d03b55020575aa …

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Getting a unique id from a unix-like system

I want to get from any Unix-like system (if this is possible) a unique id that will be persistent every …

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uniqid() in javascript/jquery?

what's the equivalent of this function in javascript: http://php.net/manual/en/function.uniqid.php Basically I need to …

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Reliable way of generating unique hardware ID

Question: I have to come up with unique ID for each networked client, such that: it (ID) should persist once …

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