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Smart pointers: who owns the object? [closed]

...a 'slave' for a shared_ptr, can't deallocate auto_ptr - when the creation and deallocation happen inside the same function, or when the object has to be considered one-owner-only ever. When you assign one pointer to another, the second 'steals' the object from the first. I have my own implementati...
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How to override toString() properly in Java?

Sounds a little stupid, but I need help on my toString() method and it is very irking. I tried looking up online because the toString is the one where it is screwing up and "not finding Kid constructor #2" even though it is there and I would even do something else and it doesn't work. Ok that w...
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Can you autoplay HTML5 videos on the iPad?

...cial docs: https://webkit.org/blog/6784/new-video-policies-for-ios/ iOS 9 and before As of iOS 6.1, it is no longer possible to auto-play videos on the iPad. My assumption as to why they've disabled the auto-play feature? Well, as many device owners have data usage/bandwidth limits on their de...
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What is the purpose of shuffling and sorting phase in the reducer in Map Reduce Programming?

In Map Reduce programming the reduce phase has shuffling, sorting and reduce as its sub-parts. Sorting is a costly affair. ...
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Node.js or Erlang

I really like these tools when it comes to the concurrency level it can handle. 9 Answers ...
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In Functional Programming, what is a functor?

...al programming, but the authors typically assume the reader already understands the term. Looking around on the web has provided either excessively technical descriptions (see the Wikipedia article ) or incredibly vague descriptions (see the section on Functors at this ocaml-tutorial website ). ...
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Is PHP compiled or interpreted?

...HP is compiled, but the PHP itself is interpreted. – Andrew Song Oct 3 '09 at 20:03 5 But why its...
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How to scale down a range of numbers with a known min and max value

So I am trying to figure out how to take a range of numbers and scale the values down to fit a range. The reason for wanting to do this is that I am trying to draw ellipses in a java swing jpanel. I want the height and width of each ellipse to be in a range of say 1-30. I have methods that find t...
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Possible reasons for timeout when trying to access EC2 instance

...SSH into my instance - Operation timed out. What could be the reasons why, and what can I do to resolve it? Rebooting normally takes a long time to take effect, and might just makes things worst ...
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AngularJS: How can I pass variables between controllers?

... way to share variables across multiple controllers is to create a service and inject it in any controller where you want to use it. Simple service example: angular.module('myApp', []) .service('sharedProperties', function () { var property = 'First'; return { getP...