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What is the difference between a definition and a declaration?
...ion introduces an identifier and describes its type, be it a type, object, or function. A declaration is what the compiler needs to accept references to that identifier. These are declarations:
extern int bar;
extern int g(int, int);
double f(int, double); // extern can be omitted for function dec...
OAuth with Verification in .NET
I'm trying to create a .NET-based client app (in WPF - although for the time being I'm just doing it as a console app) to integrate with an OAuth-enabled application, specifically Mendeley ( http://dev.mendeley.com ), which apparently uses 3-legged OAuth.
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how to find host name from IP with out login to the host
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Use nslookup
nslookup 208.77.188.166
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Non-authoritative answer:
166.188.77.208.in-addr.arpa name = www.example.com.
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Dependency injection through constructors or property setters?
I'm refactoring a class and adding a new dependency to it. The class is currently taking its existing dependencies in the constructor. So for consistency, I add the parameter to the constructor.
Of course, there are a few subclasses plus even more for unit tests, so now I am playing the game of go...
Using Pairs or 2-tuples in Java [duplicate]
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this.x = x;
this.y = y;
}
}
Of course, there are some important implications of how to design this class further regarding equality, immutability, etc., especially if you plan to use instances as keys for hashing.
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What does iota of std::iota stand for?
...ing the "i" is increment and the "a" is assign, but I could not figure out or find the answer. Also, it looks very similar to the non-standard itoa which I think is confusing.
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grep using a character vector with multiple patterns
I am trying to use grep to test whether a vector of strings are present in an another vector or not, and to output the values that are present (the matching patterns).
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How to remove duplicate white spaces in string using Java?
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Like this:
yourString = yourString.replaceAll("\\s+", " ");
For example
System.out.println("lorem ipsum dolor \n sit.".replaceAll("\\s+", " "));
outputs
lorem ipsum dolor sit.
What does that \s+ mean?
\s+ is a regular expression. \s matches a space, tab, new line, carriage ...
Working with $scope.$emit and $scope.$on
...If scope of firstCtrl is parent of the secondCtrl scope, your code should
work by replacing $emit by $broadcast in firstCtrl:
function firstCtrl($scope)
{
$scope.$broadcast('someEvent', [1,2,3]);
}
function secondCtrl($scope)
{
$scope.$on('someEvent', function(event, mass) { console.log(ma...
What is the exact problem with multiple inheritance?
...hether multiple inheritance should be included into the next version of C# or Java. C++ folks, who are fortunate enough to have this ability, say that this is like giving someone a rope to eventually hang themselves.
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