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代码很简单， ranOrt := Orthogonalize[RandomInteger[4, {4, 4}]…
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startdate = “12/31/1980”; enddate = DateString[{“Month”…
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首先安装mutt+msmtp+openssl sudo apt-get install openssl ca-…
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a[0] = 1; a[n_] := 2*a[n – 1] + 1; Table[a[k], {k, 0, 5…
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1. Login as root, create a file as vim /etc/init.d/McMy…