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Volatile vs Static in Java
... be one variable for each Object. So, on the surface it seems there is no difference from a normal variable but totally different from static. However, even with Object fields, a thread may cache a variable value locally.
This means that if two threads update a variable of the same Object concurren...
How do I work around JavaScript's parseInt octal behavior?
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This is a common Javascript gotcha with a simple solution:
Just specify the base, or 'radix', like so:
parseInt('08',10); // 8
You could also use Number:
Number('08'); // 8
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impro...
Is there any way in C# to override a class method with an extension method?
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@Alex by mentioning virtual I am simply clarifying what it means to be polymorphic. In virtually all uses of GetHashCode, the concrete type is unknown - so polymorphism is in play. As such, extension methods wouldn't help even if they took priority in the regular compi...
Best way to compare 2 XML documents in Java
...g xml2 = ...
XMLUnit.setIgnoreWhitespace(true); // ignore whitespace differences
// can also compare xml Documents, InputSources, Readers, Diffs
assertXMLEqual(xml1, xml2); // assertXMLEquals comes from XMLTestCase
}
}
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How can I verify a Google authentication API access token?
How can I verify a Google authentication access token?
9 Answers
9
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How to extract numbers from a string in Python?
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If you only want to extract only positive integers, try the following:
>>> str = "h3110 23 cat 444.4 rabbit 11 2 dog"
>>> [int(s) for s in str.split() if s.isdigit()]
[23, 11, 2]
I would argue that this is ...
text-overflow:ellipsis in Firefox 4? (and FF5)
...ng a small JavaScript using jQuery:
var limit = 50;
var ellipsis = "...";
if( $('#limitedWidthTextBox').val().length > limit) {
// -4 to include the ellipsis size and also since it is an index
var trimmedText = $('#limitedWidthTextBox').val().substring(0, limit - 4);
trimmedText += ell...
knitr Markdown highlighting in Emacs?
Is there any modification of an existing tool or new tool that will syntax-highlight (colour) blocks of R code in a knitr markdown document when opened in Emacs?
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Scanning Java annotations at runtime [closed]
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NOTE: If you are doing this inside a Spring application, Spring will still evaluate and act based on @Conditional annotations. So if a class has its @Conditional value returning false, it won't be returned by findCandidateComponent...
Border for an Image view in Android?
...droid:width="0.7dp"
android:color="#b4b4b4" />
</shape>
if you want to give rounded corner to the border of image then you may change a line in border.xml file
<corners android:radius="4dp" />
shar...