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Set operations (union, intersection) on Swift array?
Are there any standard library calls I can use to either perform set operations on two arrays, or implement such logic myself (ideally as functionally and also efficiently as possible)?
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How to convert std::string to LPCWSTR in C++ (Unicode)
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The solution is actually a lot easier than any of the other suggestions:
std::wstring stemp = std::wstring(s.begin(), s.end());
LPCWSTR sw = stemp.c_str();
Best of all, it's platform independent. h2h :)
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Can Visual Studio 2012 be installed side-by-side w/ Visual Studio 2010?
...Visual Studio 2012 interfere/break .NET 4 and/or Visual Studio 2010 if installed side-by-side on the same instance of Windows?
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How can I access my localhost from my Android device?
... have a similar output on Windows
there's going to be a bunch of IP's
try all of them (except the forementioned localhost and 127.0.0.1)
If your phone is connected to the mobile network, then things are going to be harder.
Either go hardcore:
first find out your router external IP address (ht...
Boolean operators && and ||
...es the longer form "appropriate for programming control-flow and [is] typically preferred in if clauses."
So you want to use the long forms only when you are certain the vectors are length one.
You should be absolutely certain your vectors are only length 1, such as in cases where they are funct...
How to install PostgreSQL's pg gem on Ubuntu?
I'm trying to install PostgreSQL's pg gem for Ruby.
19 Answers
19
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Read stream twice
... I think this is the only valid solution as mark isn't supported for all types.
– Warpzit
Mar 1 '12 at 11:10
3
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Difference between toFixed() and toPrecision()?
...om Mozilla Doc Center for toFixed() and for toPrecision(). Fortunately for all of us, MDC and w3schools agree with each other in this case.
For completeness, I should mention that toFixed() is equivalent to toFixed(0) and toPrecision() just returns the original number with no formatting.
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Implementing Comments and Likes in database
...ate databases... Currently, I'm creating a website on which a user will be allowed to mark an entity as liked (like in FB), tag it and comment .
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Why should C++ programmers minimize use of 'new'?
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There are two widely-used memory allocation techniques: automatic allocation and dynamic allocation. Commonly, there is a corresponding region of memory for each: the stack and the heap.
Stack
The stack always allocates memory in a sequential fashion. It c...