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How to avoid having class data shared among instances?
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The accepted answer works but a little more explanation does not hurt.
Class attributes do not become instance attributes when an instance is created. They become instance attributes when a value is assigned to them.
In the original code no value is assigned to...
Using async/await for multiple tasks
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Android emulator freezing OS X v10.9 (Mavericks) with HAXM
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Integrating the ZXing library directly into my Android application
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Java 256-bit AES Password-Based Encryption
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