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Accessing inactive union member and undefined behavior?
...ce (other than answers claiming it's UB but without any support from the standard).
5 Answers
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Why are variables “i” and “j” used for counters?
...ation notation traditionally uses i for the first index, j for the second, and so on. Example (from http://en.wikipedia.org/wiki/Summation):
It's also used that way for collections of things, like if you have a bunch of variables x1, x2, ... xn, then an arbitrary one will be known as xi.
As...
onclick() and onblur() ordering issue
...g the browser automatically re-order based on the priority of these event handlers, without any additional work from me.
Is there any reason why this wouldn't have also worked for you?
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impr...
UITextView style is being reset after setting text property
I have UITextView *_masterText and after call method setText property font is being reset.
It's happening after I change sdk 7.
_masterText is IBOutlet , global and properties are set in storyboard. It's only me or this is general SDK bug?
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Optimizing away a “while(1);” in C++0x
...oops?, although this is WG14 document the rationale applies to C++ as well and the document refers to both WG14 and WG21:
As N1509 correctly points out, the current draft essentially gives
undefined behavior to infinite loops in 6.8.5p6. A major issue for
doing so is that it allows code to m...
How do I delete a Git branch locally and remotely?
I want to delete a branch both locally and remotely.
41 Answers
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How does `scp` differ from `rsync`?
...n these tools is how they copy files.
scp basically reads the source file and writes it to the destination. It performs a plain linear copy, locally, or over a network.
rsync also copies files locally or over a network. But it employs a special delta transfer algorithm and a few optimizations to m...
Difference between webdriver.Dispose(), .Close() and .Quit()
...ked in the source code for the Selenium Client & WebDriver C# Bindings and found the following.
webDriver.Close() - Close the browser window that the driver has focus of
webDriver.Quit() - Calls Dispose()
webDriver.Dispose() Closes all browser windows and safely ends the session
The ...
What's the difference between ES6 Map and WeakMap?
Looking this and this MDN pages it seems like the only difference between Maps and WeakMaps is a missing "size" property for WeakMaps. But is this true? What's the difference between them?
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What new capabilities do user-defined literals add to C++?
...29 '14 at 13:16
R. Martinho Fernandes
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answered Oct 26 '11 at 17:41
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