singleton returns null (javascript, react-native, react.js)

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€2-6 EUR / hour

The singleton class always returns a null object. And I cannot set a new Instance.

项目 ID: 17202564

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@umashankarpandey

€4 EUR 在40天之内

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@almoses

Hi, I'm a software engineer, I can help you with your design pattern issue. share more details on chat Best regards David

€27 EUR 在2天之内

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