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Check if Key Exists in NameValueCollection
...
From MSDN:
This property returns null in the following cases:
1) if the specified key is not found;
So you can just:
NameValueCollection collection = ...
string value = collection[key];
if (value == null) // key d...
Determine if an element has a CSS class with jQuery
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from the FAQ
elem = $("#elemid");
if (elem.is (".class")) {
// whatever
}
or:
elem = $("#elemid");
if (elem.hasClass ("class")) {
// whatever
}
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Is there an interpreter for C? [closed]
...ode file
on Linux to have it executed directly.
TCC can read C source code from
standard input when '-' is used in
place of 'infile'. Example:
echo 'main(){puts("hello");}' | tcc -run -
share
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How to convert a char array back to a string?
...al to an unboxed String with the same characters. By creating a new String from your array of characters
new String(char[])
you are essentially telling the compiler to autobox a String object around your array of characters.
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Using Mockito with multiple calls to the same method with the same arguments
...bsequent invocations? I'd like to do this to test nondeterminate responses from an ExecutorCompletionService . i.e. to test that irrespective of the return order of the methods, the outcome remains constant.
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Why does my Spring Boot App always shutdown immediately after starting?
...s expecting it to run continuously so that my web client can get some data from the browser.
14 Answers
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Visual Studio Project vs. Solution
...ome missing information in the other answers (at least for people who come from other IDEs like, say, Eclipse) . To say that a solution is a container for projects is only part of the thing. The conceptual feature of a VS project (what determines its 'granularity') is that one project produces one ...
How can I render inline JavaScript with Jade / Pug?
...0 == 10)
//do whatever you want here as long as it's indented two spaces from
the `-` above
There are also tons of Jade examples at:
https://github.com/visionmedia/jade/blob/master/examples/
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Keystore change passwords
...! One more thing I want to add to change alias name which I wanted and got from a forum. keytool -changealias -keystore my.keystore -alias my_name -destalias my_new_name
– Jugal Panchal
Sep 20 '14 at 5:03
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Detect Retina Display
...-point values for equality "feels dodgy", because they can differ slightly from integral values after computations. But comparing with < or > is just as dodgy in those situations. In this case, however, there is no chance at all that scale is not exactly 1.0 or 2.0, as it is hardware defined.
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