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ObservableCollection not noticing when Item in it changes (even with INotifyPropertyChanged)
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edited Feb 9 '18 at 23:27
Robert Harvey
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Code Golf: Lasers
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Perl, 166 160 characters
Perl, 251 248 246 222 214 208 203 201 193 190 180 176 173 170 166 --> 160 chars.
Solution had 166 strokes when this contest ended, but A. Rex has found a couple ways to shave off 6 more characters:
s!.!$t{$s++}=$&!ge,$s=$r+=99for<>;%d='>....
Compare object instances for equality by their attributes
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369
You should implement the method __eq__:
class MyClass:
def __init__(self, foo, bar):
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Is there a way to instantiate objects from a string holding their class name?
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Garet Claborn
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answered Feb 24 '09 at 16:30
Johannes Schaub - ...
Remove duplicates from an array of objects in JavaScript
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edited Oct 24 '19 at 15:13
TylerH
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answered Fe...
What is a good regular expression to match a URL? [duplicate]
...[-a-zA-Z0-9()@:%_\+.~#?&//=]*)
To try this out see http://regexr.com?37i6s, or for a version which is less restrictive http://regexr.com/3e6m0.
Example JavaScript implementation:
var expression = /[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&//=]*)?/gi;...
Why do people say there is modulo bias when using a random number generator?
...and I decide to generate a random number between 0 and 2 by calling rand()%3. However, rand()%3 does not produce the numbers between 0 and 2 with equal probability!
When rand() returns 0, 3, 6, or 9, rand()%3 == 0. Therefore, P(0) = 4/11
When rand() returns 1, 4, 7, or 10, rand()%3 == 1. Therefor...
google mock分享（全网最全最好的gmock文档，没有之一） - C/C++ - 清泛网 ...
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FooInterface的析构函数~FooInterface()必须是virtual的
在第13行，我们得把getArbitraryString定义为纯虚函数。其实getArbitraryString()也不一定得是纯虚函数，这点我们后面会提到.
现在我们用Google Mock来定义Mock类 FooMock.h
#ifndef MOC...
I want to get the type of a variable at runtime
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132
So, strictly speaking, the "type of a variable" is always present, and can be passed around as ...
Debugging Package Manager Console Update-Database Seed Method
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edited Dec 25 '17 at 7:35
Hakan Fıstık
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answ...