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What does the Ellipsis object do?
While idly surfing the namespace I noticed an odd looking object called Ellipsis , it does not seem to be or do anything special, but it's a globally available builtin.
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How do I include inline JavaScript in Haml?
How can I write something like this to include in a template, but in Haml?
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Why does Internet Explorer not send HTTP post body on Ajax call after failure?
We are able to reliably recreate the following scenario:
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How can I get all constants of a type by reflection?
How can I get all constants of any type using reflection?
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Virtual/pure virtual explained
What exactly does it mean if a function is defined as virtual and is that the same as pure virtual?
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Scala equivalent of Java java.lang.Class Object
The question is best explained by an example:
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git-checkout older revision of a file under a new name
I have the file " main.cpp " open in my editor.
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callback to handle completion of pipe
I am using the following node.js code to download documents from some url and save it in the disk.
I want to be informed about when the document is downloaded. i have not seen any callback with pipe.Or, Is there any 'end' event that can be captured on completion of download ?
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How to use range-based for() loop with std::map?
The common example for C++11 range-based for() loops is always something simple like this:
5 Answers
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Is it safe to ignore the possibility of SHA collisions in practice?
Let's say we have a billion unique images, one megabyte each.
We calculate the SHA-256 hash for the contents of each file.
The possibility of collision depends on:
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