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Guaranteed lifetime of temporary in C++?

...vide a guarantee for the lifetime of a temporary variable that is created within a function call but not used as a parameter? Here's an example class: ...
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Usage of __slots__?

What is the purpose of __slots__ in Python — especially with respect to when I would want to use it, and when not? 11 A...
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Python (and Python C API): __new__ versus __init__

...m about to ask seems to be a duplicate of Python's use of __new__ and __init__? , but regardless, it's still unclear to me exactly what the practical difference between __new__ and __init__ is. ...
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MVC Razor dynamic model, 'object' does not contain definition for 'PropertyName'

Using MVC 3 with Razor view engine. I have this View: 8 Answers 8 ...
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Create directories using make file

... This would do it - assuming a Unix-like environment. MKDIR_P = mkdir -p .PHONY: directories all: directories program directories: ${OUT_DIR} ${OUT_DIR}: ${MKDIR_P} ${OUT_DIR} This would have to be run in the top-level direct...
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Resize image proportionally with CSS? [duplicate]

...follow | edited Jun 13 '17 at 20:51 Zanon 20.3k1414 gold badges9595 silver badges106106 bronze badges ...
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Visual Studio immediate window command for Clear All

... window, you can use >cls, which is a predefined command alias to >Edit.ClearAll. The MSDN article lists all predefined aliases and you can define your own, too. (For VS 2010 and earlier, custom aliases are described in a separate article, though.) Scanning through, there's a whole slew of th...
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Fastest way to determine if record exists

As the title suggests... I'm trying to figure out the fastest way with the least overhead to determine if a record exists in a table or not. ...
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Facebook Open Graph not clearing cache

I'm having troubles with my meta tags with Open Graph. It seems as though Facebook is caching old values of my meta tags. Old values for Attributes og:title and og:url are still used, even though I have changed them already. ...
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What is DOCTYPE?

...irks mode. The kicker here is, that quirks mode in Internet Explorer is quite different from quirks mode in Firefox (and other browsers); meaning that you'll have a much harder job, trying to ensure your page renders consistently with all browsers if the quirks mode is triggered, than you will if i...