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How are virtual functions and vtable implemented?

...accessed at runtime? Universally, I believe the answer is "no". You could do some memory mangling to find the vtable but you still wouldn't know what the function signature looks like to call it. Anything that you would want to achieve with this ability (that the language supports) should be possib...
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Injecting content into specific sections from a partial view ASP.NET MVC 3 with Razor View Engine

... Sections don't work in partial views and that's by design. You may use some custom helpers to achieve similar behavior, but honestly it's the view's responsibility to include the necessary scripts, not the partial's responsibility. I ...
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Why is the gets function so dangerous that it should not be used?

... propagating from system to system. The basic problem is that the function doesn't know how big the buffer is, so it continues reading until it finds a newline or encounters EOF, and may overflow the bounds of the buffer it was given. You should forget you ever heard that gets() existed. The C11 s...
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Use cases for NoSQL [closed]

...proach is analogous to taking a car and trying to use it to pull your cart down the road like a horse. It's a natural reaction due to everyone's experience of course, but the real value in using a document database is being able to simplify your datamodel and minimize your suffering as a developer....
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Insert text with single quotes in PostgreSQL

... String literals Escaping single quotes ' by doubling them up -> '' is the standard way and works of course: 'user's log' -- incorrect syntax (unbalanced quote) 'user''s log' In old versions or if you still run with standard_conforming_strings = off or, general...
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Oracle PL/SQL - How to create a simple array variable?

...s pure memory, they all seem to be associated with tables. I'm looking to do something like this in my PL/SQL (C# syntax): ...
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This IP, site or mobile application is not authorized to use this API key

...esting purpose. Else leave the IP Address section blank. 5) Once you are done, click create and your new Server Key will be generated and you can then add that server key to your URL. Last thing is that, instead of putting the sensor=true in the middle of the URL, you can add it in the end like t...
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What is the difference between Python's list methods append and extend?

...the in-place operator, and lists are mutable objects, as we've seen) so it does not create a new list. It also works like extend, in that the second iterable can be any kind of iterable. Don't get confused - my_list = my_list + another_list is not equivalent to += - it gives you a brand new list as...
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Sequelize Unknown column '*.createdAt' in 'field list'

...mestamps enabled in sequelize, but your actual table definitions in the DB do not contain a timestamp column. When you do user.find it will just do SELECT user.*, which only takes the columns you actually have. But when you join, each column of the joined table will be aliased, which creates the fo...
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static function in C

...t I understand, a static function is hidden from the linker and the linker does not operate on translation units. – Steven Eckhoff Feb 13 '14 at 18:32 2 ...