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How to access the first property of a Javascript object?
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Update from 2019, I think that this works on most browsers except for IE developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/…
– ppak10
Nov 27 '19 at 2:46
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Disposing WPF User Controls
...ources that your freeing may not like being released on a different thread from the one they were created on.
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Node / Express: EADDRINUSE, Address already in use - Kill server
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I was running it from the Command Window and closed it by accident. Node kept running in the back ground... (even after the session was terminated). In my case once I closed the browser tab that was connected to it via web-sockets it finally ...
TypeScript and field initializers
... aboutMe() {
return `Hi, I'm ${this.name}, aged ${this.age} and from ${this.address}`;
}
}
// typescript field initializer (maintains "type" definition)
const john = Object.assign( new Person(), {
name: "John",
age: 29,
address: "Earth"
});
// initialized obje...
What is the difference between Builder Design pattern and Factory Design pattern?
...ution that works for all cases. It depends on what you need to implement.
From Wikipedia:
Builder focuses on constructing a
complex object step by step. Abstract
Factory emphasizes a family of product
objects (either simple or complex).
Builder returns the product as a final
step,...
Items in JSON object are out of order using “json.dumps”?
...d a particular order; you could use collections.OrderedDict:
>>> from collections import OrderedDict
>>> json.dumps(OrderedDict([("a", 1), ("b", 2)]))
'{"a": 1, "b": 2}'
>>> json.dumps(OrderedDict([("b", 2), ("a", 1)]))
'{"b": 2, "a": 1}'
Since Python 3.6, the keyword a...
How to center an element horizontally and vertically
...div>
</section>
Approach 4 - Absolutely positioned 50% from the top with displacement:
Example Here / Full Screen Example
This approach assumes that the text has a known height - in this instance, 18px. Just absolutely position the element 50% from the top, relative to the pare...
Use Font Awesome Icon in Placeholder
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where did you get &#xF002; value? I mean how you go from icon-search to &#xF002?
– Ігар Цімошка
Aug 13 '15 at 8:58
2
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Difference between object and class in Scala
...or every object in the code, an anonymous class is created, which inherits from whatever classes you declared object to implement. This class cannot be seen from Scala source code -- though you can get at it through reflection.
There is a relationship between object and class. An object is said to ...
How to add multiple font files for the same font?
... Google fonts I would suggest the following.
If you want the fonts to run from your localhost or server you need to download the files.
Instead of downloading the ttf packages in the download links, use the live link they provide, for example:
http://fonts.googleapis.com/css?family=Source+Sans+Pr...