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XMLHttpRequest status 0 (responseText is empty)

...rdo I have readyState=4 and status=0 and the server is not running but the error's alert is showed me fast....how much time passes for "request time out"? – user11751709 Dec 21 '19 at 16:39 ...
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Trusting all certificates with okHttp

... This doesn't work for self-signed certs. Causes a 401 Unauthorized error. – IgorGanapolsky Jun 5 '18 at 14:55 5 ...
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How do I show/hide a UIBarButtonItem?

I created a toolbar in IB with several buttons. I would like to be able to hide/show one of the buttons depending on the state of the data in the main window. ...
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Cause CMAKE to generate an error

How can I get CMAKE to generate an error on a particular condition. That is, I want something like this: 1 Answer ...
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jQuery get the location of an element relative to window

Given an HTML DOM ID, how to get an element's position relative to the window in JavaScript/JQuery? This is not the same as relative to the document nor offset parent since the element may be inside an iframe or some other elements. I need to get the screen location of the element's rectangle (as ...
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Why do stacks typically grow downwards?

I know that in the architectures I'm personally familiar with (x86, 6502, etc), the stack typically grows downwards (i.e. every item pushed onto the stack results in a decremented SP, not an incremented one). ...
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Get Android Phone Model programmatically

I would like to know if there is a way for reading the Phone Model programmatically in Android. 16 Answers ...
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How to get the error message from the error code returned by GetLastError()?

After a Windows API call, how can I get the last error message in a textual form? 11 Answers ...
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How to check if a file exists in Documents folder?

...th: method. It's often better to just try to open a file and deal with the error if the file does not exist. NSFileManager Class Reference Note: Attempting to predicate behavior based on the current state of the file system or a particular file on the file system is not recommended. Doing so can ca...
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git rebase: “error: cannot stat 'file': Permission denied”

... I've only ever seen this error on Windows and what it seems to mean is that something blocked git from modifying a file at the moment when it tried to a apply a patch. Windows tends to give processes exclusive access to files when it shouldn't reall...