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Why is string concatenation faster than array join?

...ring concatenation. Beginning with version 1.0, the array technique is actually slower than using the plus operator in all cases. Other browsers have also optimized string concatenation, so Safari, Opera, Chrome, and Internet Explorer 8 also show better performance using the plus operator. Internet ...
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Easiest way to open a download window without navigating away from the page

...ment will be loaded using the URL as if window.location.assign() had been called with the modified URL” - developer.mozilla.org/en-US/docs/Web/API/window.location – Rob Juurlink Aug 19 '13 at 11:47 ...
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How to fix the “java.security.cert.CertificateException: No subject alternative names present” error

...ager that does not validate certificate chains TrustManager[] trustAllCerts = new TrustManager[] {new X509TrustManager() { public java.security.cert.X509Certificate[] getAcceptedIssuers() { return null; } public void checkClientTrusted(X509...
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How can I split and parse a string in Python?

... NPENPE 416k8181 gold badges858858 silver badges949949 bronze badges a...
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How can I detect the touch event of an UIImageView?

...cify images) over the UIImageView. Then attach whatever methods you want called to that. You can use that technique for many cases where you really want some area of the screen to act as a button instead of messing with the Touch stuff. ...
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ng-model for `` (with directive DEMO)

... scope.fileread = changeEvent.target.files[0]; // or all selected files: // scope.fileread = changeEvent.target.files; }); }); } } }]); share...
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Is there a way to 'uniq' by column?

... answered Dec 16 '09 at 16:14 Carl SmotriczCarl Smotricz 60.9k1717 gold badges115115 silver badges160160 bronze badges ...
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Programmatically change UITextField Keyboard type

... answered Feb 1 '16 at 23:42 fonzfonz 31033 silver badges99 bronze badges ...
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How to handle WndProc messages in WPF?

... Actually, as far as I understand such a thing is indeed possible in WPF using HwndSource and HwndSourceHook. See this thread on MSDN as an example. (Relevant code included below) // 'this' is a Window HwndSource source = HwndSou...
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Dependency graph of Visual Studio projects

...pendteam the extra details and screenshots are OK. but since this is originally my answer, it looks like your edit somehow makes me I look like work at NDepend. Please add new answer with your edit, and also emphasize your new answer is addition to my answer. Thanks before :) –...