Mac - Install Ruby 3.1.2 on M1 processor

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Installing Ruby 3.1.2 for M1 Mac

$ arch -x86_64 rvm install 3.1.2 --with-openssl-dir=/usr/local/opt/openssl@3

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.