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Is it possible to print a variable's type in standard C++?

...(and good) answer is to use typeid(a).name(), where a is a variable name. Now in C++11 we have decltype(x), which can turn an expression into a type. And decltype() comes with its own set of very interesting rules. For example decltype(a) and decltype((a)) will generally be different types (and f...
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Wrap a delegate in an IEqualityComparer

...f your ignore problems with defining a correct hashcode), but I'd like to know if there is an out-of-the-box solution. 13 A...
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How do I integrate Ajax with Django applications?

...eturn the index.html and replace all the variables as asked (you probably know all this by now). Now let's talk about AJAX. AJAX calls are client-side code that does asynchronous requests. That sounds complicated, but it simply means it does a request for you in the background and then handles the ...
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UIWebView open links in Safari

... @JedGrant swift version now on stackoverflow.com/questions/2532453/… – Carl Sharman Jun 4 '15 at 16:04 2 ...
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How do I diff the same file between two different commits on the same branch?

...>...] For instance, to see the difference for a file "main.c" between now and two commits back, here are three equivalent commands: $ git diff HEAD^^ HEAD main.c $ git diff HEAD^^..HEAD -- main.c $ git diff HEAD~2 HEAD -- main.c ...
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How update the _id of one MongoDB Document?

I want update an _id field of one document. I know it's not a really good pratice. But with some technical reason, I need update it. If I try to update it I get: ...
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Difference between Role and GrantedAuthority in Spring Security

...s added, a profile is assigned to it (having all permissible permissions). Now when ever user try to perform some action, permission/role for that action is checked against user grantedAuthorities. Also the defaultn RoleVoter uses prefix ROLE_, so any authority starting with ROLE_ is considered as ...
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Do I have to Close() a SQLConnection before it gets disposed?

...d be they won't change that behaviour simply because it's what people have now come to expect. – user593806 Jan 2 '13 at 11:12 add a comment  |  ...
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How do you get assembler output from C/C++ source in gcc?

... Sadly, as on OS X doesn't know these flags. If it did, though, you could probably one-line this using -Wa to pass options to as. – Grumdrig Apr 5 '13 at 4:57 ...
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What does [:] mean?

I'm analyzing some Python code and I don't know what 6 Answers 6 ...