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make_unique and perfect forwarding
...rict static type checking (which is the main diff between C++ and C) is built on the idea of enforcing safety, via types. And for that, make_unique can simply be a class instead of function. For example, see my blog article from May 2010. It's also linked to from the discussion on Herb's blog.
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How to set the context path of a web application in Tomcat 7.0
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What you can do is the following;
Add a file called ROOT.xml in <catalina_home>/conf/Catalina/localhost/
This ROOT.xml will override the default settings for the root context of the tomcat installation for that engine and host (Catalina and localhost).
Enter the following to the RO...
Warning - Build path specifies execution environment J2SE-1.4
...RE System Library
Select the new "Execution Environment" or Workspace default JRE
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How do I change the IntelliJ IDEA default JDK?
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This setting is changed in the "Default Project Structure..." dialog. Navigate to "File" -> "Other Settings" -> "Default Project Structure...".
Next, modify the "Project language level" setting to your desired language level.
IntelliJ IDEA 12 had ...
How to see the CREATE VIEW code for a view in PostgreSQL?
...iginal DDL.
The rewited version may or not be the same as your originl DDL script.
If the Rule Manager rewrite your view definition your original DLL will be lost and you will able to read the only the rewrited version of your view definition.
Not all views are rewrited but if you use sub-select or ...
Inserting HTML elements with JavaScript
...dChild(temp.firstChild);
}
return frag;
}
var fragment = create('<div>Hello!</div><p>...</p>');
// You can use native DOM methods to insert the fragment:
document.body.insertBefore(fragment, document.body.childNodes[0]);
Benefits:
You can use native DOM methods f...
Why can I initialize a List like an array in C#?
...you create as long as:
It implements IEnumerable (preferably IEnumerable<T>)
It has a method named Add(...)
What happens is the default constructor is called, and then Add(...) is called for each member of the initializer.
Thus, these two blocks are roughly identical:
List<int> a =...
Disable Maven warning message - “Selected war files include a WEB-INF/web.xml which will be ignored”
...l is added to the project by other means, and should't be packaged by default):
<project>
...
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-war-plugin<...
Equation (expression) parser with precedence?
...mbedding a parsing language like this in a language other than Haskell results in loads of syntactic cruft, by the way. I did this in C# and it works quite well but it is not so pretty and succinct.)
Notes:
1 Richard Stallman says, in Why you should not use Tcl
The principal lesson of Emacs is...
Is there a performance impact when calling ToList()?
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IEnumerable.ToList()
Yes, IEnumerable<T>.ToList() does have a performance impact, it is an O(n) operation though it will likely only require attention in performance critical operations.
The ToList() operation will use the List(IEnumerable<T> collect...