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Why is arr = [] faster than arr = new Array?
...100% (faster)!
"[]" – 160-170% (slower)
The test can be found here - https://jsperf.com/small-arr-init-with-known-length-brackets-vs-new-array/2
Note: this result tested on Google Chrome v.70+; in the Firefox v.70 and IE both variants almost equal.
...
How can I remove 3 characters at the end of a string in php?
...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...
Specify width in *characters*
... </style>
<script
type="text/javascript"
src ="https://ajax.googleapis.com/ajax/libs/jquery/1.7.0/jquery.min.js">
</script>
</head>
<body>
<div>1 3 5 7 9 1 3 5 7 9 1</div>
<script>
$('body').append('<div id="...
jQuery: Performing synchronous AJAX requests
...its detrimental effects to the end user's experience. For more help, check https://xhr.spec.whatwg.org/.
Firefox:
Synchronous XMLHttpRequest on the main thread is deprecated because of its detrimental effects to the end user’s experience. For more help http://xhr.spec.whatwg.org/
...
How to use Python to login to a webpage and retrieve cookies for later usage?
...o access it I need a couple of cookies set. Therefore I need to login over https to the webpage first. The login moment involves sending two POST params (username, password) to /login.php. During the login request I want to retrieve the cookies from the response header and store them so I can use th...
Android Respond To URL in Intent
...utations to your intent filter to get it to work in different cases (http/ https/ ect).
For example, I had to do the following for an app which would open when the user opened a link to google drive forms, www.docs.google.com/forms
Note that path prefix is optional.
<intent-filter>...
How do I detect a click outside an element?
...lem.offsetHeight || elem.getClientRects().length ) // source (2018-03-11): https://github.com/jquery/jquery/blob/master/src/css/hiddenVisibleSelectors.js
NOTE:
This is based on Alex comment to just use !element.contains(event.target) instead of the jQuery part.
But element.closest() is now also av...
What's the meaning of Base SDK, iOS deployment target, Target, and Project in xcode
...n as this function is used.
See the apple documentation for more details: https://developer.apple.com/library/content/documentation/DeveloperTools/Conceptual/cross_development/Configuring/configuring.html
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A good book for learning D3.js [closed]
...r two page post) for then jumping off
into the other tutorials available.
https://github.com/mbostock/d3/wiki/Tutorials
Also, consider what you want to end up doing with d3. By itself, d3 is really powerful yet fairly low-level, meaning: if you just need to make a bar chart instead of a NY Times e...
ASP.NET Identity's default Password Hasher - How does it work and is it secure?
...e of the salt to generate and the number of hashing iterations to perform.
https://msdn.microsoft.com/en-us/library/h83s4e12(v=vs.110).aspx
The salt and the hash are then mashed together(salt first followed
by the hash) and encoded as a string (so the salt is encoded in the
hash). This encoded hash...