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Which method performs better: .Any() vs .Count() > 0?
in the System.Linq namespace, we can now extend our IEnumerable's to have the Any() and Count() extension methods .
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Why does int num = Integer.getInteger(“123”) throw NullPointerException?
...oesn't do what you think it does
It returns null in this case
the assignment from Integer to int causes auto-unboxing
Since the Integer is null, NullPointerException is thrown
To parse (String) "123" to (int) 123, you can use e.g. int Integer.parseInt(String).
References
Java Language Gui...
How to wrap text around an image using HTML/CSS
...ollows:
HTML
<div id="container">
<div id="floated">...some other random text</div>
...
some random text
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</div>
CSS
#container{
width: 400px;
background: yellow;
}
#floated{
float: left;
width: 150px;
background: red;
}
FIDDLE
h...
Should Jquery code go in header or footer?
...t/javascript" defer="defer"></script>
Edge cases
There are some edge cases, however, where you may experience page flickering or other artifacts during page load which can usually be solved by simply placing your jQuery script references in the <head> tag without the defer attrib...
Retain cycle on `self` with blocks
... is pretty basic, but I think it's relevant to a lot of Objective-C programmers who are getting into blocks.
9 Answers
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Default initialization of std::array?
... the syntax std::array<T, N> x; will default-initialize all the elements of the array ?
5 Answers
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Constructor overload in TypeScript
...peScript. On page 64 of the language specification (v 0.8), there are statements describing constructor overloads, but there wasn't any sample code given.
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What's the shebang/hashbang (#!) in Facebook and new Twitter URLs for?
...ey=value, Google will check the URL www.example.com/ajax.html?_escaped_fragment_=key=value to fetch a non-AJAX version of the contents.
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How to require a controller in an angularjs directive
Can anyone tell me how to include a controller from one directive in another angularJS directive.
for example I have the following code
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What is a git topic branch?
What is a git topic branch? Does it differ from an ordinary branch in some way? Are there any branches that are not topic branches?
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