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What's the difference between == and .equals in Scala?
...ou really need to find out if something is actually NaN use isNaN:
Java: https://docs.oracle.com/javase/7/docs/api/java/lang/Double.html#isNaN(double)
Scala: http://www.scala-lang.org/files/archive/api/2.11.8/index.html#scala.Double@isNaN():Boolean
...
Why are iframes considered dangerous and a security risk?
...
iframe is also vulnerable to Cross Frame Scripting:
https://www.owasp.org/index.php/Cross_Frame_Scripting
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How to configure PostgreSQL to accept all incoming connections
...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...
Xcode 4.5 Storyboard 'Exit'
...ew controller.
I have also now posted the world's simplest example here:
https://github.com/mattneub/Programming-iOS-Book-Examples/tree/master/ch19p638presentedViewControllerStoryboard (fixed 12 July 2013)
This shows how trivially easy it now is to segue to and back from a presented view controll...
Cannot install node modules that require compilation on Windows 7 x64/VS2012
...
Update v3:
https://www.npmjs.com/package/windows-build-tools
npm install --global windows-build-tools
downloads and installs Visual C++ Build Tools 2015, provided free of charge by Microsoft. These tools are required to compile pop...
Is there a PHP Sandbox, something like JSFiddle is to JS? [closed]
...play around with PHP code, try
http://phpfiddle.org/
http://ideone.com/
https://codeanywhere.net/
http://www.tehplayground.com/
http://sandbox.onlinephpfunctions.com/
http://codepad.org/
https://eval.in/
https://implode.io/ (permits attaching a version of the Laravel framework)
The most sophist...
Play an audio file using jQuery when a button is clicked
...() {
audioElement.currentTime = 0;
});
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<body>
<h2>Sound Information</h2>
<div id="length">Duration:</div>
<div id="source">Sour...
How can you programmatically tell an HTML SELECT to drop down (for example, due to mouseover)?
...'t work in chrome 53+. (I don't test it FF and IE).
Links for reference:
https://www.chromestatus.com/features/5718803933560832
https://www.chromestatus.com/features/6461137440735232
And initMouseEvent is also deprecated
...
What are naming conventions for MongoDB?
... in the following example:
use myDB
use myNewDB
Content from: https://docs.mongodb.com/manual/core/databases-and-collections/#databases
COLLECTIONS
Lowercase names: avoids case sensitivity issues, MongoDB collection names are case sensitive.
Plural: more obvious to label a col...
How to get response status code from jQuery.ajax?
... a status code. If you do not understand jsons, please refer to the video: https://www.youtube.com/watch?v=Bv_5Zv5c-Ts
It explains very basic knowledge that let you feel more comfortable with javascript.
You can do it with shorter version of ajax request, please see code above:
$.get("example.url...