大约有 23,000 项符合查询结果（耗时：0.0435秒） [XML]
ImportError: No module named MySQLdb
...qldb has some dependencies like VC++ library and sometimes doesn't work on 64 bit OS
– Nima Soroush
Oct 27 '15 at 16:52
1
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Calculate the date yesterday in JavaScript
...((new Date()).valueOf() - 1000*60*60*24);
this creates a new date object based on the value of "now" as an integer which represents the unix epoch in milliseconds subtracting one day.
Two days ago:
var twoDaysAgo = new Date((new Date()).valueOf() - 1000*60*60*24*2);
An hour ago:
var oneHourAg...
How to resolve “git did not exit cleanly (exit code 128)” error on TortoiseGit? [closed]
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This is for the unix-based systems. The guys is asking for Windows. In Ubuntu we all know it's easy as pie ...
– Деян Добромиров
Jun 27 '16 at 8:29
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How to get a value from a cell of a dataframe?
...]: sub_df.iloc[0]
Out[4]:
A -0.133653
B -0.030854
Name: 2, dtype: float64
In [5]: sub_df.iloc[0]['A']
Out[5]: -0.13365288513107493
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Any free WPF themes? [closed]
...o provides Windows 8 Look and feel with a few variants like dark and light base themes with green,blue etc for text and others. Its pretty cool and can be used out of the box.
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How to remove leading and trailing white spaces from a given html string?
...ou want the following removed: html tags that are "empty" and white spaces based on an html string.
I have come up with a solution based on your comment for the output you are looking for:
Trimming using JavaScript<br /><br /><br /><br />all leading and trailing white space...
How do short URLs services work?
...question). They read the path part (here duSk8wK), which maps to their database. In the database, they find a description (sometimes), your name (sometimes) and the real URL. Then they issue a redirect, which is a HTTP 302 response and the target URL in the header.
This direct redirect is important...
How to check if variable is string with python 2 and 3 compatibility
... in python-2.x? Or will I need to check the version and use isinstance(x, basestr) ?
10 Answers
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Why '&&' and not '&'?
...not computed using bitwise calculations. The result is basically looked up based on the values of the two operands, because the number of possibilities is so small.
Because both values are used for the lookup, this implementation isn't short-circuiting.
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How to generate a random string of a fixed length in Go?
...te, n)
for i := range b {
b[i] = letterBytes[rand.Int63() % int64(len(letterBytes))]
}
return string(b)
}
This works and is significantly faster, the disadvantage is that the probability of all the letters will not be exactly the same (assuming rand.Int63() produces all 63-bit ...