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Call a function with argument list in python
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answered May 3 '09 at 15:17
itsadokitsadok
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In Jinja2, how do you test if a variable is undefined?
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From the Jinja2 template designer documentation:
{% if variable is defined %}
value of vari...
Why do Objective-C files use the .m extension?
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edited May 12 '14 at 15:15
nhubbard
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answered Mar 16 '09 at 21:46...
Strange \n in base64 encoded string in Ruby
...r Hammarström
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JQuery find first parent element with specific class prefix
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Matt BallMatt Ball
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Python: Convert timedelta to int in a dataframe
...icolas Gervais
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answered Feb 15 '17 at 10:50
abeboparebopabeboparebop
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How to convert int to NSString?
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edited Oct 15 '14 at 10:04
Hemang
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ContextLoaderListener or not?
... approxiblue
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answered Jan 26 '12 at 9:41
skaffmanskaffman
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How to search DOM elements using XPath or CSS selectors in Chrome Developer Tools?
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You can use $x in the Chrome javascript console. No extensions needed.
ex: $x("//img")
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Calculate difference between two datetimes in MySQL
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SELECT TIMESTAMPDIFF(SECOND, '2012-06-06 13:13:55', '2012-06-06 15:20:18')
In your case, the third parameter of TIMSTAMPDIFF function would be the current login time (NOW()). Second parameter would be the last login time, which is already in the database.
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