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How to change the cursor into a hand when a user hovers over a list item?
...@EdwardBlack cursor: hand is deprecated and not in the css spec. it's like from ie5-6 era. use only pointer.
– northamerican
May 5 '16 at 20:39
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Regular expression to allow spaces between words
...allow accidental double-spaces, or if you're working with copy-pasted text from a PDF), then add a + after the space:
^\w+( +\w+)*$
If you want to allow tabs and newlines (whitespace characters), then replace the space with a \s+:
^\w+(\s+\w+)*$
Here I suggest the + by default because, for exam...
Obtaining a powerset of a set in Java
...> s:pset)
{
System.out.println(s);
}
It's from my Project Euler Library... :)
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UILabel text margin [duplicate]
... super.init(frame: frame)
}
// Create a new PaddingLabel instance from Storyboard with default insets
required init?(coder aDecoder: NSCoder) {
padding = UIEdgeInsets.zero // set desired insets value according to your needs
super.init(coder: aDecoder)
}
override...
Differences between C++ string == and compare()?
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@xtofl from Tony's example the generated codes are identical in the release build, they're different in the debug builds.
– JulianHarty
Apr 8 '17 at 8:25
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Matplotlib Legends not working
...) returns a tuple of line objects, no matter how many are actually created from the command. Without the comma, "plot1" and "plot2" are tuples instead of line objects, making the later call to plt.legend() fail.
The comma implicitly unpacks the results so that instead of a tuple, "plot1" and "plot...
What is the `data-target` attribute in Bootstrap 3?
... that points to the HTML Element that will be changed.
Modal Example Code from BS3:
<!-- Button trigger modal -->
<button class="btn btn-primary btn-lg" data-toggle="modal" data-target="#myModal">
Launch demo modal
</button>
<!-- Modal -->
<div class="modal fade" id="...
How do I make many-to-many field optional in Django?
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null=True is not required, at least from Django 1.5 onwards.
– Ville Laurikari
Dec 6 '13 at 6:57
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split string in to 2 based on last occurrence of a separator
...st of the words in the string, separated by the delimiter string (starting from right).
To split by the last comma:
>>> "a b c,d,e,f".rsplit(',', 1)
['a b c,d,e', 'f']
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Is it safe to check floating point values for equality to 0?
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From the MSDN entry for Double.Equals:
Precision in Comparisons
The Equals method should be used with
caution, because two apparently
equivalent values can be unequal due
to the differing precision of the two
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