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Overloaded method selection based on the parameter's real type
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Ability to dispatch a call to a method based on types of arguments is called multiple dispatch. In Java this is done with Visitor pattern.
However, since you're dealing with Integers and Strings, you cannot easily incorporate this pattern (you just cannot modify ...
Drawing an SVG file on a HTML5 canvas
...tation to comment on the @Matyas answer, but if the svg's image is also in base64, it will be drawed to the output.
Demo:
var svg = document.querySelector('svg');
var img = document.querySelector('img');
var canvas = document.querySelector('canvas');
// get svg data
var xml = new XMLSeri...
Interfaces vs. abstract classes [duplicate]
...ement/inherit from your interface/abstract class, but inherit from another base class, use an interface.
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How to get error message when ifstream open fails
...ilure:
std::ifstream f;
//prepare f to throw if failbit gets set
std::ios_base::iostate exceptionMask = f.exceptions() | std::ios::failbit;
f.exceptions(exceptionMask);
try {
f.open(fileName);
}
catch (std::ios_base::failure& e) {
std::cerr << e.what() << '\n';
}
e.what(), ho...
Filtering a list of strings based on contents
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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WCF vs ASP.NET Web API [closed]
... of the concepts have changed).
WCF was originally created to enable SOAP-based services. For simpler RESTful or RPCish services (think clients like jQuery) ASP.NET Web API should be good choice.
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When should you not use virtual destructors?
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Also add: no intention to delete an instance via a base class pointer.
– Adam Rosenfield
Nov 19 '08 at 15:24
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Download file from an ASP.NET Web API method using AngularJS
...below now tests for navigator.msSaveBlob separately. Thanks? Microsoft
// Based on an implementation here: web.student.tuwien.ac.at/~e0427417/jsdownload.html
$scope.downloadFile = function(httpPath) {
// Use an arraybuffer
$http.get(httpPath, { responseType: 'arraybuffer' })
.success( f...
What is the correct way of using C++11's range-based for?
What is the correct way of using C++11's range-based for ?
4 Answers
4
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Haskell offline documentation?
...S]
Commands:
[search] Perform a search
data Generate Hoogle databases
server Start a Hoogle server
combine Combine multiple databases into one
convert Convert an input file to a database
test Run tests
dump Dump sections of a database to stdout
rank Gener...