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Can I call a base class's virtual function if I'm overriding it?
Say I have classes Foo and Bar set up like this:
7 Answers
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How to read a file into a variable in shell?
I want to read a file and save it in variable, but I need to keep the variable and not just print out the file.
How can I do this? I have written this script but it isn't quite what I needed:
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Linux how to copy but not overwrite? [closed]
...overwrite any existing files even it they are older than the copied files. And I want to do it completely noninteractive as this will be a part of a Crontab Bash script. Any ideas?
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Which, if any, C++ compilers do tail-recursion optimization?
...t it would work perfectly well to do tail-recursion optimization in both C and C++, yet while debugging I never seem to see a frame stack that indicates this optimization. That is kind of good, because the stack tells me how deep the recursion is. However, the optimization would be kind of nice as w...
C++常用排序算法汇总 - C/C++ - 清泛网 - 专注C/C++及内核技术
...QuickSort)，归并排序(MergeSort)，堆排序(HeapSort)，插入排序(InsertSort)，希尔排序(ShellSort) 1、选择排序(SelectSort)
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* 简单选择排序
* 稳定排序，O{n^2} ~ O{n^2}
* 从首位开始，循环一次找出一个比首位小...
How much is the overhead of smart pointers compared to normal pointers in C++?
...11? In other words, is my code going to be slower if I use smart pointers, and if so, how much slower?
5 Answers
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How to make my custom type to work with “range-based for loops”?
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The standard has been changed since the question (and most answers) were posted in the resolution of this defect report.
The way to make a for(:) loop work on your type X is now one of two ways:
Create member X::begin() and X::end...
How to use Regular Expressions (Regex) in Microsoft Excel both in-cell and loops
How can I use regular expressions in Excel and take advantage of Excel's powerful grid-like setup for data manipulation?
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How can I detect when an Android application is running in the emulator?
... development server automatically.) What is the best way to detect when an Android application is running in the emulator?
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Difference between `constexpr` and `const`
What's the difference between constexpr and const ?
9 Answers
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