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A DOS veteran types . to select all files in a directory and some files are missing. On Linux, what's the correct pattern for all files and why?

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A DOS veteran types *.* to select all files in a directory and some files are missing. On Linux, what's the correct pattern for all files and why?

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A DOS veteran types . to select all files in a directory and some files are missing. On Linux, what's the correct pattern for all files and why?