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Java serialization: readObject() vs. readResolve()
...e singleton instance. This ensures that nobody can create another instance by serializing and deserializing the singleton.
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How do I clear stuck/stale Resque workers?
... It unregistered all workers which was a bit annoying. But this followed by heroku restart seemed to do the trick. It now shows the correct number of workers.
– Brian Armstrong
Aug 14 '12 at 5:27
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Reading in a JSON File Using Swift
...t correct. Acually, there is no file named test.json at the path specified by you. Please check for the correct location of the file
– Abhishek
Jun 27 '14 at 13:03
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How to replace DOM element in place using Javascript?
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by using replaceChild():
<html>
<head>
</head>
<body>
<div>
<a id="myAnchor" href="http://www.stackoverflow.com">StackOverflow</a>
</div>
<script type="text/JavaScri...
Animate text change in UILabel
...licenses/MIT. That MIT license guarantees your Cocoapod can be used freely by everyone and anyone.
– SwiftArchitect
Jun 6 '15 at 0:11
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How to call another controller Action From a controller in Mvc
... controller is not a good idea because it's life cycle might be controlled by another part of the application. E.g. when using an IoC container all depdencies should be injected, etc.
– Mo Valipour
Nov 25 '13 at 16:37
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Import a file from a subdirectory?
...s way of loading files across the filesystem. In PHP we solved the problem by letting the userland code register multiple autoloading functions that are called when a namespace/class is missing. Then the community has produced the PSR-4 standard and Composer implements it, and nowadays nobody has to...
Stop an input field in a form from being submitted
...ue through any method... so it could be that the value is simply discarded by the browser. If it's pivotal to be safe for you, go for the jquery/javascript option (just note that the fields WILL be submitted when javascript is easily disabled -- so don't rely any of your security mechanisms on it).
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Bootstrap 3 Navbar with Logo
...completely depends on the logo size and will have to be adjusted on a case by case basis. Here is a working demo of this method.
– Bryan Willis
Oct 4 '15 at 6:06
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How to allow to accept only image files?
...ari 6+, Opera 15+, but support is very sketchy on mobiles (as of 2015) and by some reports this may actually prevent some mobile browsers from uploading anything at all, so be sure to test your target platforms well.
For detailed browser support, see http://caniuse.com/#feat=input-file-accept
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