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Intercept page exit event

...stRequest and then pausing the computation of the site without allowing no one to do nothing (including your postRequest, that meanwhile was already sent before the computation pause). – fmsf Jul 4 '12 at 14:12 ...
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Why does Internet Explorer not send HTTP post body on Ajax call after failure?

...titute and provide some ways to work around it. Maybe some MS insider will one day shed some light on this... If HTTP Keep-Alive is disabled on the server, this issue goes away. In other words, your HTTP 1.1 server will respond to every Ajax request with a Connection: Close line in the response. T...
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'git' is not recognized as an internal or external command

...ables". At the end of "Variable value", insert a ; if there is not already one, and then C:\Program Files\Git\bin\;C:\Program Files\Git\cmd\. Do not put a space between ; and the entry. Close and re-open your console. If these instructions weren't helpful, feel free to look at some others: How t...
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Scoping in Python 'for' loops

...global keyword exists just for this reason (to signify that assignment is done at a global scope). Update Here's a good discussion on the topic: http://mail.python.org/pipermail/python-ideas/2008-October/002109.html Previous proposals to make for-loop variables local to the loop have stum...
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How do I undo the most recent local commits in Git?

...When you do a git reset HEAD~1, you tell Git to move the HEAD pointer back one commit. But (unless you use --hard) you leave your files as they were. So now git status shows the changes you had checked into C. You haven't lost a thing! For the lightest touch, you can even undo your commit but le...
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How to initialize static variables

... @porneL Simple array works for me in PHP 5.6.x, although not mentioned in RFC. Example: class Foo {public static $bar = array(3 * 4, "b" => 7 + 8);} var_dump(Foo::$bar); – Pang May 8 '15 at 2:29 ...
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Can a decorator of an instance method access the class?

... # do some stuff pass The method decorator marks the method as one that is of interest by adding a "use_class" attribute - functions and methods are also objects, so you can attach additional metadata to them. After the class has been created the class decorator then goes through all th...
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how to split the ng-repeat data with three columns using bootstrap

... filter runs, Angular knows the value, then runs it again to ensure it is done changing. If both values are the same, the cycle is ended. If not, the filter will fire again and again until they are the same, or Angular realizes an infinite digest loop is occurring and shuts down. Because new nested ...
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Proper way to declare custom exceptions in modern Python?

... Edit: to override something (or pass extra args), do this: class ValidationError(Exception): def __init__(self, message, errors): # Call the base class constructor with the parameters it needs super(ValidationError, self).__init__(message) # Now for your custom code.....
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Does Android support near real time push notification?

I recently learned about the ability of iPhone apps to receive nearly instantaneous notifications to apps notifications to apps . ...