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Kotlin – All about

November 26, 2022 hung-nb 0

Singleton How to create an object once and use it everywhere? It’s a singleton class. A singleton class is a class that is defined in […]

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AWS – All about setup

November 1, 2022 hung-nb 0

Create profile Run command line Open config file Profile is configured as below See profile detail Add private key If you do not have one, […]