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Results tagged with c++
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user 161776
C++ is a statically typed, free-form, multi-paradigm, compiled, general-purpose programming language. This tag should be used for any question which requires knowledge or expertise with the C++ programming language. This is a general tag which is used for any of the C++ language standards (C++98, C++11, C++17, etc.). The question should identify the compiler being used, the operating system, and which of the C++ standards is being targeted.
6
votes
1
answer
499
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Checking to see if the current time is close to 9PM
I want to check if the current time is "close" to 9pm UTC. I have the following code to a.) get "now" and convert it to UTC time and b.) get 9pm utc time.
Based off when I run it, it looks like it's …
- 8,344
-1
votes
1
answer
349
views
abstract base classes versus the curiously recurring template pattern [closed]
Background
Apologies for "burying the lead." The questions are in the next section.
In my application, the purpose of inheritance is to abstract away complicated logic in the base class template, so …
- 1,091
6
votes
1
answer
261
views
Multivariate normal density using Woodbury matrix inversion lemma
I'm trying to speed up by multivariate normal density function by taking advantage of the fact that the covariance matrix is of the form A + U C U'. The inverse of such a matrix can be calculated usin …
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- 1