Questions tagged [c++11]
C++11 is the name of the C++ standard, approved in 2011. It replaces the previous C++03 standard, adding various core language changes and fixes, and an improved and expanded standard library.
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"use auto" and "declare most abstract type", which guideline has higher priority?
According to Why define a Java object using interface (e.g. Map) rather than implementation (HashMap), I know I should declare most abstract type when possible, for example, suppose I'm using an UI ...
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C++ memory visibility, passing data between threads
I use code like this and it seems to work fine:
void addActions(const vector<zero_arity_function>& _actions)
{
actionsMutex.lock();
for (auto entry : _actions) {
...
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What is the minimum now() functionality required for std::chrono clocks [closed]
I would like to use std::chrono::time_point in some simulation software I am writing. I would like to take advantage of features like the time point arithmetic functions. However, I run into a snag. ...
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Modular Design affects compilation time
Does modular design decrease compilation time in cpp? My professor said so, but I don't understand how, because the build and compilation time depend on the amount of code, right?
Also, wouldn't ...
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Is TC++PL 4th Edition by Bjarne Stroustrup outdated?
First of all, I hope this question doesn't fall under "Asking For Books Recommendation" Category.
Since TC++PL covers C++11, it is 3 revisions old (C++14, C++17, C++20), the ISO group is ...
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How does a blocking call work?
Effective Modern C++ recommends using void futures as a way to communicate one-off events from one thread to another. Below is a minimal reproduction of that practice.
std::promise<void> promise;...
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Dynamically discovering field usages for validation
Thanks for reading my question.
I have a class which reads a configuration and based on the configuration, populates a data structure by reading from a database, which is ultimately presented to a ...
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Modular design of authentication schemes for a http client
I want to make a httpClient wrapper that is able to use a predefined set of authentification methods: basic, digest, token (oauth), ntlm just to name a few that I will have to implement.
My approach ...
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What is the best object-oriented design approach for a tree with two node types?
I have a tree-like structure as shown in below picture (as one small example). The tree consists of two different node types, that are:
Data Nodes: These nodes that are colored in yellow contain about ...
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Worker pool running tasks of the same kind serially
I would like to run tasks in parallel. At this time, I am using a very simple
worker pool using a single concurrent queue shared by all the threads.
Every task has a non unique "tag" (an integer in ...
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Why did C++11 add find_if() instead of overloading find()?
Why did c++11 add a separate find_if() instead of simply overloading the existing find()?
Wouldn't overloading the function be sufficient?
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Coupling and shared entity classes
I am currently working on a problem that has a central controller that is handling inputs and outputs between various modules and maintaining a number of entity classes as these change. When working ...
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Introduce code standard into old code
Our main product is written in C++ MFC and follows the same code standard as MFC.
Now we will start to develop new components, and think about whether we should continue to use the same outdated ...
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multithreading - waiting on a condition without using locks (c++11)
i've been wondering about it for a while now but never found any answers. is it possible to use something like a condition variable without a lock?
I have a vector of objects, and a thread pool, and ...
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What OOP design pattern would work best for an overseeing class connecting related objects enforced at compile-time?
The Problem
I would like to create a managing "overseer" class that connects several related object groups together where any particular group is able to be easily swapped for another using ...
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