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How do I get the list of keys in a Dictionary?
...g, int> data = new Dictionary<string, int>();
data.Add("abc", 123);
data.Add("def", 456);
foreach (string key in data.Keys)
{
Console.WriteLine(key);
}
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Studies on optimal code width?
...n one line
Limits indentation which in turn limits complexity of methods / functions
Yes, it should be part of the coding standard.
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TypeError: ObjectId('') is not JSON serializable
...
123
You should define you own JSONEncoder and using it:
import json
from bson import ObjectId
cl...
What are the nuances of scope prototypal / prototypical inheritance in AngularJS?
...er:
JavaScript Prototypal Inheritance
Also placed on the AngularJS wiki: https://github.com/angular/angular.js/wiki/Understanding-Scopes
It is important to first have a solid understanding of prototypal inheritance, especially if you are coming from a server-side background and you are more famil...
How to make jQuery to not round value returned by .width()?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
What's the best way to detect a 'touch screen' device using JavaScript?
...f(window.matchMedia("(pointer: coarse)").matches) {
// touchscreen
}
https://www.w3.org/TR/mediaqueries-4/#descdef-media-any-pointer
Update (due to comments): The above solution is to detect if a "coarse pointer" - usually a touch screen - is the primary input device. In case you want to dect...
Double vs single quotes
...ring:
This regex pattern will work because passed within single-quotes:
"123 ABC".match('\d')
=> #<MatchData "1">
This regex pattern will fail because passed within double-quotes (you would have to double-escape it to get it to work):
"123 ABC".match("\d")
=> nil
...
Press alt + numeric in bash and you get (arg [numeric]) what is that?
... + numeric and then you press a character, you'll get num caracters: (arg: 123) + a -> 123 times "a"
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How to replace DOM element in place using Javascript?
...;/head>
<body>
<div>
<a id="myAnchor" href="http://www.stackoverflow.com">StackOverflow</a>
</div>
<script type="text/JavaScript">
var myAnchor = document.getElementById("myAnchor");
var mySpan = document.createElement("span");
mySpan.innerHTML = ...
How is Math.Pow() implemented in .NET Framework?
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