stdvector

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How to convert vector<unsigned char> to int?

I have vector<unsigned char> filed with binary data. I need to take, lets say, 2 items f开发者_C百科rom vector(2 bytes) and convert it to integer. How this could be done not in C style?Please us[详细]

2023-01-21 23:38 分类：问答
Howto call an unmanaged C++ function with a std::vector as parameter from C#?

I have a C# front end and a C++ backend for performance reasons. Now I would like to call a C++ function like for example:[详细]

2023-01-17 17:16 分类：问答
boost::python: Python list to std::vector

Finally I\'m able to use std::vector in python using the [] operator. The trick is to simple provide a container in the boost C++ wrapper which handles the internal vector stuff:[详细]

2023-01-16 20:36 分类：问答
Prettier syntax for "pointer to last element", std::vector?

I\'m wondering if there is prettier syntax for this to get a normal pointer (not an iterator) to the last element in a C++ vector[详细]

2023-01-14 19:59 分类：问答
std::vector optimization

Assuming a loop that reads a lot of values from an std::vector is a bottleneck in my program, it has been suggested I change[详细]

2023-01-14 11:09 分类：问答
STL on custom OS - std::list works, but std::vector doesn't

I\'m just playing around with a grub-bootable C++ kernel in visual studio 2010. I\'ve gotten to the point where I have new and delete written and things such as dynamically a开发者_JAVA技巧llocated a[详细]

2023-01-12 13:45 分类：问答
Pointers to elements of std::vector and std::list

I\'m having a std::vector with elements of some class ClassA. Additionally I want 开发者_如何学运维to create an index using a std::map<key,ClassA*> which maps some key value to pointers to eleme[详细]

2023-01-08 13:28 分类：问答
Fastest way to create random vectors for benchmarking

So, I\'m just playing around implementing some sorting algorithms in C++, but I\'m finding it irritating to benchmark them at the moment, due to the length of time it takes to not run the algorithm, b[详细]

2023-01-08 12:30 分类：问答
Does std::vector use the assignment operator of its value type to push_back elements?

If so, why?Why doesn\'t it use the copy constructor of the value type? I get the following error: /usr/lib/gcc/i686-pc-cygwin/3.4.4/include/c++/bits/vector.tcc: In member functio[详细]

2023-01-07 23:07 分类：问答
Unsigned char std::vector to unsigned char[]?

Simple question, how does one create a function which takes an unsigned char std::vector and spits out an unsigned char[] with a length. Thanks![详细]

2023-01-06 15:16 分类：问答