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Fastest way to determine if an integer's square root is an integer
...de, at least with my CPU (x86) and programming language (C/C++). Your results may vary, especially because I don't know how the Java factor will play out.
My approach is threefold:
First, filter out obvious answers. This includes negative numbers and looking at the last 4 bits. (I found lookin...
How to get parameters from the URL with JSP
... include the value of a request parameter in the generated output:
Hello <b><%= request.getParameter("name") %></b>!
If the page was accessed with the URL:
http://hostname.com/mywebapp/mypage.jsp?name=John+Smith
the resulting output would be:
Hello <b>John Smith</b&...
Simple (I think) Horizontal Line in WPF?
...
How about add this to your xaml:
<Separator/>
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How do I read all classes from a Java package in the classpath?
...classes in a package that are annotated with XmlRootElement:
private List<Class> findMyTypes(String basePackage) throws IOException, ClassNotFoundException
{
ResourcePatternResolver resourcePatternResolver = new PathMatchingResourcePatternResolver();
MetadataReaderFactory metadataRead...
Add line break to ::after or ::before pseudo-element content
...ber or [a-f] character followed by the new line may give unpredictable results:
function addTextToStyle(id, text) {
return `#${id}::after { content: "${text.replace(/"/g, '\\"').replace(/\n/g, '\\00000a')} }"`;
}
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Repeating characters in VIM insert mode
...put("Char: ")
exe ":normal a" . repeat(char, times)
endfunction
imap <C-u> <C-o>:call Repeat()<cr>
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Placing border inside of div and not on its edge
I have a <div> element and I want to put a border on it. I know I can write style="border: 1px solid black" , but this adds 2px to either side of the div, which is not what I want.
...
How to create a generic array in Java?
...jects it contains (i.e. its constructor was explicitly called with a Class<E> argument, and methods will throw an exception when they are passed arguments that are not of type E. See Collections.checkedCollection.
-> in that case, you should write:
public class GenSet<E> {
priv...
Can you put two conditions in an xslt test attribute?
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Not quite, the AND has to be lower-case.
<xsl:when test="4 &lt; 5 and 1 &lt; 2">
<!-- do something -->
</xsl:when>
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Performance of Find() vs. FirstOrDefault() [duplicate]
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I was able to mimic your results so I decompiled your program and there is a difference between Find and FirstOrDefault.
First off here is the decompiled program. I made your data object an anonmyous data item just for compilation
List<\u003C\u0...