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How to call a Parent Class's method from Child Class in Python?
...sing inherited methods that have been overridden in a class.
The search order is same as that used by getattr() except that the type itself is skipped.
Example:
class A(object): # deriving from 'object' declares A as a 'new-style-class'
def foo(self):
print "foo"
class B(A):
...
When and why to 'return false' in JavaScript?
...lling event.preventDefault() or setting event.returnValue = false (IE); in order to stop the event from bubbling, you'll have to call event.stopPropagation() or setting event.cancelBubble = true (IE)
– Christoph
May 12 '09 at 23:55
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Why should I use Hamcrest-Matcher and assertThat() instead of traditional assertXXX()-Methods
..., is(1));
With the first approach, it is very easy to forget the correct order, and type it backwards. Then rather than saying that the test failed because it expected 1 and got 2, the message is backwards. Not a problem when the test passes, but can lead to confusion when the test fails.
With ...
Create a string of variable length, filled with a repeated character
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This is still MUCH slower (by 2 to 3 orders of magnitude) than my solution.
– Hogan
Sep 30 '15 at 19:09
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How can I make a horizontal ListView in Android? [duplicate]
...t he got it working, but it doesn't recycle views, the data is static, the order of items isn't guaranteed and it's really hard to adjust/fix without knowing exactly what you're doing due to the lack of comments in it. If you know exactly what you're doing, you don't need this solution in the first ...
String variable interpolation Java [duplicate]
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WARNING: MessageFormat is orders of magnitude slower than string concatenation or String.format().
– ccpizza
Oct 14 '16 at 15:12
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Best way to get InnerXml of an XElement?
...west methods being more than 3 times slower than the fastest.
The results ordered by fastest to slowest:
CreateReader - Instance Hunter (0.113 seconds)
Plain old System.Xml - Greg Hurlman (0.134 seconds)
Aggregate with string concatenation - Mike Powell (0.324 seconds)
StringBuilder - Vin (0.333 ...
How to add lines to end of file on Linux
...o abc >> def' will 'sudo abc' and then '>> def' the output. In order to sudo the entire 'abc >> def' bit, you must do something like this: sudo sh -c "echo 'VNCSERVERS=\"1:root\"' >> /etc/sysconfig/configfile" (note that the inner double-quotes must be escaped)
...
How do I create an average from a Ruby array?
...
Some benchmarking of top solutions (in order of most efficient):
Large Array:
array = (1..10_000_000).to_a
Benchmark.bm do |bm|
bm.report { array.instance_eval { reduce(:+) / size.to_f } }
bm.report { array.sum.fdiv(array.size) }
bm.report { array.sum / a...
Get cookie by name
...cookies are stored as follows:
"{name}={value}; {name}={value}; ..."
in order to retrieve specific cookie value, we just need to get string that is after "; {name}=" and before next ";". Before we do any processing, we prepend the cookies string with "; ", so that every cookie name, including the...