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Cleanest way to write retry logic?

...imply retry the same call can be dangerous if used as a general exception handling mechanism. Having said that, here's a lambda-based retry wrapper that you can use with any method. I chose to factor the number of retries and the retry timeout out as parameters for a bit more flexibility: public st...
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Guaranteed lifetime of temporary in C++?

...t of any other expression. That is in your case after the function returns and the value is evaluated. So, it will work all nice. It's in fact what makes expression templates work: They can keep hold references to that sort of temporaries in an expression like e = a + b * c / d Because every te...
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How to add Web API to an existing ASP.NET MVC 4 Web Application project?

... I upgraded a project from MVC3 to 4 as well and also needed to add a reference to System.Web.Http. – Damien Sawyer Oct 16 '12 at 22:16 3 ...
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Error in Swift class: Property not initialized at super.init call

I have two classes, Shape and Square 12 Answers 12 ...
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How does strtok() split the string into tokens in C?

...n. The manual says it breaks the string into tokens. I am unable to understand from the manual what it actually does. 15 An...
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Django CSRF check failing with an Ajax POST request

.../weblog/2011/feb/08/security/ So the general solution is: "use ajaxSetup handler instead of ajaxSend handler". I don't know why it works. But it works for me :) Previous post (without answer) I'm experiencing the same problem actually. It occurs after updating to Django 1.2.5 - there were no err...
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Is Response.End() considered harmful?

.... I would only use Response.End() if there was some exceptional condition and no other action was possible. Maybe then, logging this exception might actually indicate a warning. share | improve th...
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What is the difference between require_relative and require in Ruby?

What is the difference between require_relative and require in Ruby? 7 Answers 7 ...
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Dual emission of constructor symbols

...? This class has no base. Why does it have a "complete object constructor" and a "base object constructor" for each? This Q&A implies to me that this is simply a by-product of polymorphism support, even though it's not actually required in this case. Note that c++filt used to include this info...
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Can a CSS class inherit one or more other classes?

I feel dumb for having been a web programmer for so long and not knowing the answer to this question, I actually hope it's possible and I just didn't know about rather than what I think is the answer (which is that it's not possible). ...