Angular - Proxy settings to avoid CORS

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Create a proxy.config.json

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{
  "/api": {
    "target": "http://localhost:8080",
    "secure": false
  }
}

run ng serve with a configuration file.

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ng serve --proxy-config proxy.config.json

Java - JFR create a new configuration from existing one

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Creating a new custom(custom.jfc) JFR configuration from the existing profile.jfc

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Nice example how Javascript can have a unit test with fetch call by mocking.

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Signal will be standard in JavaScript?

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LangChain JS example with Llama cpp for embeddings and prompt.