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Category: C & C++

C language is a general-purpose computer programming language with a wide range of applications. The design goal of C language is to provide a programming language that can compile and process low-level memory in a simple manner, generate a small amount of machine code, and can run without any operating environment support. C++ is an object-oriented programming language developed on the basis of C language, which is widely used. C++ supports multiple programming paradigms-object-oriented programming, generic programming and procedural programming.

C – ATOI () – String to INT

I read that atoi() has been deprecated, it is equivalent to:

(int)strtol(token_start, (char **)NULL, 10); Does this mean I should use the above instead of atoi(chr) or does it just say that t

August 22, 2021By Simo C & C++ ATOI, int, stringLeave a Comment

C – OpenCV: Handling Each Frame

I want to write a cross-platform application that uses OpenCV for video capture. In all the examples, I found using the grab function to process the frames from the camera and wait for a while. I w

August 22, 2021By Simo C & C++ each, frame, OpenCV, ProcessingLeave a Comment

C – TypedEf how to function pointer

I think I may suffer from the terrible “accidental programmer” disease, at least when it comes to typedefs and function pointers. So I have been experimenting with various combinations involving th

August 22, 2021By Simo C & C++ for functions, How, pointers, TypedefLeave a Comment

C – Why is PRINTF round floating point number?

I am trying to use printf to print some floating point numbers.
For example:

int main()
{
printf(“%.1f”,76.75);
return 0;
} Output: 76.8

I have some results Question.

First o

August 22, 2021By Simo C & C++ circular, floating point, printf, whyLeave a Comment

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