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Calling closure assigned to object property directly

...sn't work on a StdClass. Before PHP7, you'd have to implement the magic __call method to intercept the call and invoke the callback (which is not possible for StdClass of course, because you cannot add the __call method) class Foo { public function __call($method, $args) { if(is_...
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Cannot kill Python script with Ctrl-C

... Looks like in python3 you can pass daemon=True to Thread.__init__ – Ryan Haining Aug 14 '18 at 0:57  |  show 3 more comments...
https://www.tsingfun.com/it/cpp/1232.html 

MDI CDockablePane使用总结 - C/C++ - 清泛网 - 专注C/C++及内核技术

...架类的头文件中定义一个CDockablePane的数组 CDockablePane m_Panes[5];//一个CDockablePane的数组 2. CFrameWndEx:: OnCreate() 在Create函数中自动生成了以下代码,对MFC比较熟悉的这里就不讲了: CMFCPopupMenu::SetForceMenuFocus(FALSE); InitUserToolbars(N...
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python design patterns [closed]

...for their existence. It's nothing more than class Null(object): def __init__(self, *args, **kwargs): "Ignore parameters." return None def __call__(self, *args, **kwargs): "Ignore method calls." return self def __getattr__(self, mname): "Ignore...
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What is the purpose of willSet and didSet in Swift?

...ws conditional setting of an actual stored property //True model data var _test : Int = 0 var test : Int { get { return _test } set (aNewValue) { //I've contrived some condition on which this property can be set if (aNewValue != test) { _test = aNewV...
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Split views.py in several files

...everything is a Python module (*.py). You can create a view folder with an __init__.py inside and you still will be able to import your views, because this also implements a Python module. But an example would be better. Your original views.py might look like this : def view1(arg): pass def v...
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How to get URL of current page in PHP [duplicate]

... $_SERVER['REQUEST_URI'] For more details on what info is available in the $_SERVER array, see the PHP manual page for it. If you also need the query string (the bit after the ? in a URL), that part is in this variable: $_S...
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Java: parse int value from a char

... System.out.println(c & 0b1111); // => '5' & 0b1111 => 0b0011_0101 & 0b0000_1111 => 5 // '0' & 0b1111 => 0b0011_0000 & 0b0000_1111 => 0 // '1' & 0b1111 => 0b0011_0001 & 0b0000_1111 => 1 // '2' & 0b1111 => 0b0011_0010 & 0b0000_1111 => 2 ...
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How update the _id of one MongoDB Document?

I want update an _id field of one document. I know it's not a really good pratice. But with some technical reason, I need update it. If I try to update it I get: ...
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Any way to properly pretty-print ordered dictionaries?

...well if you don't care about the order of the keys. Personally, I wish the __repr__ for OrderedDict would produce output like this but preserve the order of the keys. – ws_e_c421 Sep 24 '15 at 15:54 ...