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Python extending with - using super() Python 3 vs Python 2
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-1. This answer didn't clarify anything for me. In Python 2, super(__class__) gives NameError: global name '__class__' is not defined, and super(self.__class__) is erroneous as well. You must provide an instance as a second argument, which wo...
Why are C# 3.0 object initializer constructor parentheses optional?
...y correct. To flesh that out a bit more:
The feature of allowing you to elide the argument list as part of the "larger feature" of object initializers met our bar for "sugary" features. Some points we considered:
the design and specification cost was low
we were going to be extensively changing t...
安卓防止息屏方案深度调研 - 小米红米MIUI专项解决 - App应用开发 - 清泛IT...
...这个问题
AI深度调研回复：
一、通用方案（标准Android）
方案1：FLAG_KEEP_SCREEN_ON（最推荐）
// Activity中
getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
// 或XML布局
android:keepScreenOn="true"
- 优点：不需要WAK...
TCP: can two different sockets share a port?
...on that server are associated with that same listening port on the server side of the connection. An established connection is uniquely identified by the combination of client-side and server-side IP/Port pairs. Multiple connections on the same server can share the same server-side IP/Port pair as...
Writing your own STL Container
Are there guidelines on how one should write new container which will behave like any STL container?
3 Answers
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Where is a complete example of logging.config.dictConfig?
... why it doesnt work without it (e.g. when changing the blank value to a valid value such as standard
– user9074332
Oct 1 '18 at 16:10
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How to pop an alert message box using PHP?
...ders HTML and Javascript to send to the client's browser. PHP is a server-side language. This is what allows it do things like INSERT something into a database on the server.
But an alert is rendered by the browser of the client. You would have to work through javascript to get an alert.
...
What's to stop malicious code from spoofing the “Origin” header to exploit CORS?
The way I understand it, if a client-side script running on a page from foo.com wants to request data from bar.com, in the request it must specify the header Origin: http://foo.com , and bar must respond with Access-Control-Allow-Origin: http://foo.com .
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Angular JS: What is the need of the directive’s link function when we already had directive’s contro
...ons are wrapped in a new link function and returned as l.
Finally, we provide scope function to this l (link) function which further executes the wrapped link functions with this scope and their corresponding elements.
l(scope)
This adds the template as a new node to the DOM and invokes controller...
Trim string in JavaScript?
... return this.replace(rtrim, '');
};
})();
}
That said, if using jQuery, $.trim(str) is also available and handles undefined/null.
See this:
String.prototype.trim=function(){return this.replace(/^\s+|\s+$/g, '');};
String.prototype.ltrim=function(){return this.replace(/^\...