Change Ubuntu 20.04 update source to mirror site in China

Ubuntu 20.04 has been released for a while, its code is `Focal Fossa`. Again, if you are in China, better change the update source to mirro

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How to fix You have to set a contact email in Chrome Web Store

I have multiple accounts in Chrome Web Store to manage multiple Chrome extensions.Today I found that one of my extension [one click exten

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My First LEGO

Got a LEGO gift from an old friend. Finished it in two weeks :D Love it a lot.

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Use Husky to manage git hooks

[Git hooks]( is a powerful tool to make your life easier.It fires off custom scr

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