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How to randomly pick an element from an array
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answered Nov 9 '11 at 13:15
Chris DennettChris Dennett
20.9k88 gold badges5050 silver badges8181 bronze badges
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What is the purpose of the var keyword and when should I use it (or omit it)?
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1370
If you're in the global scope then there's not much difference. Read Kangax's answer for expla...
Django filter queryset __in for *every* item in list
... return self.name
In [2]: t1 = Tag.objects.create(name='holiday')
In [3]: t2 = Tag.objects.create(name='summer')
In [4]: p = Photo.objects.create()
In [5]: p.tags.add(t1)
In [6]: p.tags.add(t2)
In [7]: p.tags.all()
Out[7]: [<Tag: holiday>, <Tag: summer>]
Using chained filters appr...
How do write IF ELSE statement in a MySQL query
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answered Jan 6 '12 at 19:32
Jack EdmondsJack Edmonds
26.3k1414 gold badges5656 silver badges7676 bronze badges
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Java Synchronized Block for .class
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edited Jan 13 '10 at 12:25
answered Jan 13 '10 at 11:35
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How to template If-Else structures in data-bound views?
...t that I wrote on this topic a while back: http://www.knockmeout.net/2011/03/quick-tip-dynamically-changing.html. In your scenario, it might look like:
<td data-bind="template: $root.getCellTemplate"></td>
<script id="cellEditTmpl" type="text/html">
<input type="text" n...
how to use sed, awk, or gawk to print only what is matched?
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43
My sed (Mac OS X) didn't work with +. I tried * instead and I added p tag for printing match:
s...
Changing default encoding of Python?
...# Reload does the trick!
sys.setdefaultencoding('UTF8')
(Note for Python 3.4+: reload() is in the importlib library.)
This is not a safe thing to do, though: this is obviously a hack, since sys.setdefaultencoding() is purposely removed from sys when Python starts. Reenabling it and changing the d...
How to disable all caps menu titles in Visual Studio
... -Name SuppressUppercaseConversion -Type DWord -Value 1
Visual Studio 2013
Replace 11.0 with 12.0 in the registry keys above.
Visual Studio 2015 Developer Preview
Replace 11.0 with 14.0 in the registry keys above.
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Algorithm to generate all possible permutations of a list?
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