by: Scott Brady Drummonds |
last post by:
Hi, everyone,
I have a program in which I need to store a series of Boolean values. A
vector<bool> would be ideal. However, I'm concerned about this data
structure because of Scott Meyers'...
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by: klaas |
last post by:
the following code gives rise to the beneath error message, only when
a matrix object is instantiated as matrix<bool>, not with matrix<float>:
/*returns a reference to the object at position...
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by: Alexandros |
last post by:
Hi. How can I create a vector<bool> efficiently from a char* or a
vector<char> ?
For example, if char* c == (8,10) I want vector<bool> v to be:
(0000100000001010)
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by: Michael |
last post by:
Righty,
1: Is there a standard library that contain matrices and complex numbers. I
need to find eigen values of a 3x3 matrix.
2: Is there a way of getting the pointer to the start of an...
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by: Alex Vinokur |
last post by:
------ foo.cpp ------
#include <vector>
using namespace std;
int main()
{
const vector<int> v1 (10);
const vector<bool> v2 (10);
&v1;
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by: Bo Peng |
last post by:
Dear list,
I am using std::vector<bool> (bit_vector) to store my bit sequence. To
access the same sequence from C (to expose to a python module), I need
to know the pointer and offset of...
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by: Piotr |
last post by:
In effective STL, it said one should not use vector<bool> but use
dequeue<bool> instead.
But can dequeue<bool> has random access iterator? and I do this?
dequeue<bool> myboolarray;
if...
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by: zl2k |
last post by:
hi, there
I am using a big, sparse binary array (size of 256^3). The size may be
changed in run time. I first thought about using the bitset but found
its size is unchangeable. If I use the...
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by: Lionel B |
last post by:
On my platform I find that the std::vector<boolspecialisation incurs a
significant performance hit in some circumstances (when compared, say, to
std::vector<intprogrammed analagously). Is it...
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by: Charles Arthur |
last post by:
How do i turn on java script on a villaon, callus and itel keypad mobile phone
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by: emmanuelkatto |
last post by:
Hi All, I am Emmanuel katto from Uganda. I want to ask what challenges you've faced while migrating a website to cloud.
Please let me know.
Thanks!
Emmanuel
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by: BarryA |
last post by:
What are the essential steps and strategies outlined in the Data Structures and Algorithms (DSA) roadmap for aspiring data scientists? How can individuals effectively utilize this roadmap to progress...
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by: Sonnysonu |
last post by:
This is the data of csv file
1 2 3
1 2 3
1 2 3
1 2 3
2 3
2 3
3
the lengths should be different i have to store the data by column-wise with in the specific length.
suppose the i have to...
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by: Hystou |
last post by:
There are some requirements for setting up RAID:
1. The motherboard and BIOS support RAID configuration.
2. The motherboard has 2 or more available SATA protocol SSD/HDD slots (including MSATA, M.2...
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by: Oralloy |
last post by:
Hello folks,
I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>".
The problem is that using the GNU compilers,...
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by: jinu1996 |
last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven...
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by: Hystou |
last post by:
Overview:
Windows 11 and 10 have less user interface control over operating system update behaviour than previous versions of Windows. In Windows 11 and 10, there is no way to turn off the Windows...
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by: tracyyun |
last post by:
Dear forum friends,
With the development of smart home technology, a variety of wireless communication protocols have appeared on the market, such as Zigbee, Z-Wave, Wi-Fi, Bluetooth, etc. Each...
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