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What is std::string::c_str() lifetime?

...use the strings are not modified while in that scope. (However, we don't know what use_foo() or ~Foo() might be doing with those values; if they copy the strings elsewhere, then they should do a true copy, and not just copy the char pointers.) ...
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What is causing this ActiveRecord::ReadOnlyRecord error?

... answered. I actually discovered I could remove a join from that query, so now the working query is 6 Answers ...
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What is an existential type?

...X they're saying: You can plug in whatever type you want, I don't need to know anything about the type to do my job, I'll only refer to it opaquely as X. When someone defines an existential type ∃X they're saying: I'll use whatever type I want here; you wont know anything about the type, so you c...
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Recommendations of Python REST (web services) framework? [closed]

...on-based views and CherryPy's default dispatcher, although both frameworks now provide a way around this problem (class-based views and MethodDispatcher, respectively). HTTP-verbs are very important in REST, and unless you're very careful about this, you'll end up falling into a REST anti-pattern. ...
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Editing screenshots in iTunes Connect after iOS app was approved

... Apple support now got back with the (somehow not too satisfactory) answer: If your app is currently for sale on the App Store, you will need to submit an update in order to change your app screenshots. If you have any furthe...
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What does the Reflect object do in JavaScript?

... UPDATE 2015: As pointed out by 7th's answer, now that ES6 (ECMAScript 2015) has been finalized, more appropriate documentation is now available: ES6 spec, Reflection MDN Reflect (including details and examples to all of its methods) Original answer (for (historic) ...
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Cherry pick using TortoiseGit

... I know this is a good answer, but I have no cherry pick option on right click, no matter what branch I select – PandaWood Dec 12 '13 at 4:59 ...
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Set “Homepage” in Asp.Net MVC

...arameter.Optional } ); routes.MapRoute( name: "Example", url: "hey/now", defaults: new { controller = "Example", action = "DoSomething", id = UrlParameter.Optional } ); Now the DoSomething action of the ExampleController class will be mapped to the url hey/now. But this can get tedious ...
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E731 do not assign a lambda expression, use a def

...or the representation, I have faced couple of different versions of this. Now, to keep things DRY, I start to reuse this common lambda. f = lambda x : x + offset a = map(f, simple_list) b = map(f, another_simple_list) At this point my code quality checker complains about lambda being a named fu...
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Visual Studio: How to show Overloads in IntelliSense?

Once code has been written, the only way I know of to view the overloads for a method is to actually edit the method by deleting the Parenthesis () and reopening them. ...