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What does T&& (double ampersand) mean in C++11?
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683
It declares an rvalue reference (standards proposal doc).
Here's an introduction to rvalue ref...
Checking if a string can be converted to float in Python
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dbrdbr
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Getting time elapsed in Objective-C
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268
NSDate *start = [NSDate date];
// do stuff...
NSTimeInterval timeInterval = [start timeIntervalS...
Message 'src refspec master does not match any' when pushing commits in Git
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81 Answers
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Dynamically changing font size of UILabel
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Single line:
factLabel.numberOfLines = 1;
factLabel.minimumFontSize = 8;
factLabel.adjustsFontSizeToFitWidth = YES;
The above code will adjust your text's font size down to (for example) 8 trying to fit your text within the label.
numberOfLines = 1 is mandatory.
Multiple lines:
For numberO...
Using Pylint with Django
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Tal WeissTal Weiss
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Restricting input to textbox: allowing only numbers and decimal point
...!= 46 && charCode > 31
&& (charCode < 48 || charCode > 57))
return false;
return true;
}
//-->
</SCRIPT>
</HEAD>
<BODY>
<INPUT id="txtChar" onkeypress="return isNumberKey(event)"...
The cast to value type 'Int32' failed because the materialized value is null
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8 Answers
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What are the disadvantages of using persistent connection in PDO
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8 Answers
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In what order are Panels the most efficient in terms of render time and performance?
...tual situation.
– N_A
Apr 3 '12 at 18:19
Thank you, your explanation how WPF panels actually get rendered, and each pa...