c++ - How to store global variables?

First of all, I ask a question. It is said in books and online that after adding static to a variable, the sco...

From [C++discussion group] 2017-07-03 11:42:03 0  1  1335

Questions about C++ input

There is such a program: {Code...} If I directly input a large number (such as 99999999999, in fact, only >...

From [C++discussion group] 2017-07-03 11:42:01 0  2  889

python - vscode how to input in the console

As shown in the picture, only the content of cout can be displayed in the input box. The variables that need t...

From [C++discussion group] 2017-07-03 11:41:56 0  2  1406

c++ - the average of two float point numbers without operator/?

As in the title, integers can use bit operations, how to solve floating point numbers? Due to the word limit o...

From [C++discussion group] 2017-07-03 11:41:47 0  2  1015

c++ - Problem with pointers in c language

*argv[]argv is the address, *argv[] is the variable pointed to by the address. Since argv is an address, why c...

From [C++discussion group] 2017-06-30 09:57:22 0  7  1022

About exceptions in c++?

Is there any essential difference between the exceptions that are usually thrown by debugging (as shown in the...

From [C++discussion group] 2017-06-30 09:57:21 0  3  1150

c++ - Web server operation problem implemented in c language

{Code...} When running on Linux and accessing it in a browser, it will prompt you to download the bin file. If...

From [C++discussion group] 2017-06-30 09:57:18 0  1  1243

What is the difference between Convert conversion and Parse conversion?

How do you guys usually convert data? Also, is there any difference between Convert and Parse? When I usually ...

From [C++discussion group] 2017-06-30 09:56:49 0  2  1009

linux - cond problem in pthread

When I was learning pthread, I encountered a problem. I was a little unsure. I posted the code first {code...}...

From [C++discussion group] 2017-06-30 09:56:48 0  1  889

c++ - A question about static syntax

I try to describe the problem clearly. If you are unclear, please leave a message and I will reply as soon as ...

From [C++discussion group] 2017-06-30 09:56:42 0  3  983

c++ - Problem with input stream object cin discarding untyped characters

The question requires writing a while loop statement. Each loop reads two ints and pushes them into the vector...

From [C++discussion group] 2017-06-27 09:19:12 0  1  1012

In C++, the problem of implementing inheritance polymorphism

In the header file, the inherited base class always reports an error when compiling: expected class-name befor...

From [C++discussion group] 2017-06-27 09:19:06 0  3  1259

When the C/C++ language printf function outputs the value of the array pointed to by the pointer, why does the value of the pointer change like this?

1. In what order are the parameters of the prinf function containing pointer expressions calculated? The resul...

From [C++discussion group] 2017-06-27 09:18:57 0  4  1519

javascript - What is the principle of background movement in the game?

For example, if a person walks forward, the background moves backward, and the canvas is switched

From [C++discussion group] 2017-06-27 09:18:47 0  2  1049

c++ - Is cout << b || a; equivalent to (cout << b) || a;

{code...} {code...}

From [C++discussion group] 2017-06-24 09:43:01 0  1  937