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Why doesn't c++ have &&= or ||= for booleans?
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JavaScript arrays braces vs brackets
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The first and third are equivalent and create a new array. The second creates a new empty objec...
if arguments is equal to this string, define a variable like this string
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How to get current date & time in MySQL?
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edited Jan 26 '18 at 9:35
Yuri
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answered Oct 8...
What is JAXB and why would I use it? [closed]
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edited Feb 25 '13 at 12:35
Vishal Verma
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answered Mar 3 '...
Convert UNIX epoch to Date object
...s integers representing the number of seconds since the UNIX epoch (e.g. 1352068320 ), but Date objects seem more appropriate for plotting. How can I do the conversion?
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Django - what is the difference between render(), render_to_response() and direct_to_template()?
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render() is a brand spanking new shortcut for render_to_response in 1.3 that will automatically use RequestContext that I will most definitely be using from now on.
2020 EDIT: It should be noted that render_to_response() was removed in Django 3.0
https://docs.djangoproject.com/en/1.8/topics...
How can you programmatically tell an HTML SELECT to drop down (for example, due to mouseover)?
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edited Feb 3 '14 at 21:02
Robert Harvey
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Select Row number in postgres
...guaranteed.
– AlexM
Jun 14 '16 at 4:30
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@pumbo Appears row_number() returns "the row number of t...
Numpy first occurrence of value greater than existing value
...nce are returned.") and doesn't save another list.
In [2]: N = 10000
In [3]: aa = np.arange(-N,N)
In [4]: timeit np.argmax(aa>N/2)
100000 loops, best of 3: 52.3 us per loop
In [5]: timeit np.where(aa>N/2)[0][0]
10000 loops, best of 3: 141 us per loop
In [6]: timeit np.nonzero(aa>N/2)[0...