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Is null reference possible?

...eferences are not pointers. 8.3.2/1: A reference shall be initialized to refer to a valid object or function. [Note: in particular, a null reference cannot exist in a well-defined program, because the only way to create such a reference would be to bind it to the “object” obtain...
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Convert HTML + CSS to PDF [closed]

...ocument that renders fine in Firefox 3 and IE 7. It uses fairly basic CSS to style it and renders fine in HTML. 30 Answers...
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When to use PNG or JPG in iPhone development?

...'s are pixel perfect (non-lossy), and require very little extra CPU energy to display. However, large PNGs may take longer to read from storage than more compressed image formats, and thus be slower to display. JPG's are smaller to store, but lossy (amount depends on compression level), and to dis...
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How does std::forward work? [duplicate]

I know what it does and when to use it but I still can't wrap my head around how it works. Please be as detailed as possible and explain when std::forward would be incorrect if it was allowed to use template argument deduction. ...
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When to use an interface instead of an abstract class and vice versa?

This may be a generic OOP question. I wanted to do a generic comparison between an interface and an abstract class on the basis of their usage. ...
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How do I export UIImage array as a movie?

...oblem: I have an NSArray with several UIImage objects. What I now want to do, is create movie from those UIImages . But I don't have any idea how to do so. ...
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How to revert a Git Submodule pointer to the commit stored in the containing repository?

...ve a git submodule in my main git repo. As I understand it, the main repo stores a SHA value (somewhere...), pointing to the specific commit of the submodule that it is "linked to". ...
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How to configure Sublime Text 2/3 to use direct Ctrl+Tab order and to create new tabs after the last

When I press Ctrl+Tab, Ctrl+Shift+Tab or Ctrl+W the tab I get switched to is not the one just near the one I was on (as I would like to) but to some else. When I press Ctl+N the new tab is created right near the tab I am at while I always want it to be created at the end of the tabs list. How to con...
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Export query result to .csv file in SQL Server 2008

How can I export a query result to a .csv file in SQL Server 2008? 14 Answers 14 ...
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ASP MVC in IIS 7 results in: HTTP Error 403.14 - Forbidden

...eveloping an ASP MVC web project. Now I have a requirement which forces me to deploy to an IIS7 inmiddle of development (to check some features). I'm getting the above mentioned error message whenever I try to type the URL of the web site. (Note: development machine: Vista Home Premium, IIS7) ...