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Complex numbers usage in python [closed]
...u can use the type as a constructor if you prefer:
>>> complex(2,3)
(2+3j)
A complex number has some built-in accessors:
>>> z = 2+3j
>>> z.real
2.0
>>> z.imag
3.0
>>> z.conjugate()
(2-3j)
Several built-in functions support complex numbers:
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Submit form with Enter key without submit button? [duplicate]
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$("input").keypress(function(event) {
if (event.which == 13) {
event.preventDefault();
$("form").submit();
}
});
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Squid做透明代理，3.0以上不支持--enable-auth=\"basic,nltm\"配置项了吗？...
Squid做透明代理，3.0以上不支持--enable-auth="basic,nltm"配置项了吗？ . configure --prefix= usr local squid --enable-auth="basic,ntlm" --enable-external-acl-helpers="wbinfo_group" --enable-arp-acl..../configure --prefix=/usr/local/squid --enable-auth="basic,ntlm" --enable-external-ac...
How to read data From *.CSV file using javascript?
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How can I lookup a Java enum from its String value?
...er tells you to.
I know it's iterating over all the values, but with only 3 enum values it's hardly worth any other effort, in fact unless you have a lot of values I wouldn't bother with a Map it'll be fast enough.
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How to permanently remove few commits from remote branch
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You git reset --hard your local branch to remove changes from working tree and index, and you ...
Matplotlib connect scatterplot points with line - Python
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Delete element in a slice
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edited Oct 14 '18 at 10:23
flornquake
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answered J...
How to do a less than or equal to filter in Django queryset?
...ile called profile. This field is called level and is an integer between 0-3.
1 Answer
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Is there a way to ignore header lines in a UNIX sort?
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(head -n 2 <file> && tail -n +3 <file> | sort) > newfile
The parentheses create a subshell, wrapping up the stdout so you can pipe it or redirect it as if it had come from a single command.
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