c++ tag

886 questions

1 answers
291 views
0

What is an Event Listener?

What does event listener mean in C++?When I read an SDK document, the following sentence appears, and what is the listener class?I don't know for sure when I search for it, so I'm wondering if the key...

c++

1 years ago

1 answers
357 views
0

Mysterious 1 second wait for requests that exceed backlog

When I was experimenting with writing a C++ client/server code on a local host that repeatedly connects and disconnects TCP, I encountered a mysterious one-second pause in processing requests that exc...

c++ network tcp

1 years ago

2 answers
482 views
0

How do I link c++ shared memory in ROS?

I am currently working on developing a test program for ROS using melodic on Ubuntu 18.04, and I am still a beginner, but I am searching for Google.I'm trying to work with the GUI app in shared memory...

c++ linux cmake

1 years ago

1 answers
367 views
0

std::map Initialization Questions [Closed]

Do you want to improve this question?Update your question, Edit this post to be answered with facts and quotes.Closed to 55 minutes ago.55 minutes agoI want to clean up the initialization of std::mapN...

c++

1 years ago

1 answers
213 views
0

I want to clean the initialization of std::map

I would like to make the initialization code of the instance of std::map of C++ (in the example below::table) a little cleaner.Please lend me your wisdom.*C++17 pleaseUsing an OSS that can handle enum...

c++

1 years ago

1 answers
259 views
0

Qt6 and Visual C++ 2022 Questions about handling sjis files

I am trying to port a project to Qt6 that has been successfully compiled and executed in Qt5 and Visual C++ 2022 environments, but I get some compilation errors in the Japanese string.Based on the mes...

qt visual-c++ japanese

1 years ago

1 answers
272 views
0

odd difference between parentheses and curly brackets

Regarding the example of cppreference, I don't understand this error.Both should be initialized with two constructors of arguments, but I would appreciate it if you could tell me why the first std:: i...

c++ c++11

1 years ago

2 answers
411 views
0

I tried constexpr and got an error.

I copied something written by someone else.So I don't think there is any problem.When I looked into it in my own way, I was told that the current C++ version cannot be used in the version, but I would...

c++ xcode macos

1 years ago

1 answers
486 views
0

How do I perform register operations for SPESENSE?

I would like to operate the SPESENSE register directly in the Arduino IDE 1.8.13 environment.I read the official development guide Fast digital I/O below.https://developer.sony.com/develop/spresense/d...

c++ spresense arduino

1 years ago

1 answers
369 views
0

US>" error: Unable to open LNK1104 file 'LIBC.lib'."How do I deal with this?

I am using Visual Studio Pro 2013 update 5.After converting and compiling an old project (VC6) created, the following error appears: error: Cannot open LNK1104 file 'LIBC.lib'.When I searched this sit...

visual-c++

1 years ago

- 7 -

Popular Tags

python x 4647

android x 1593

java x 1494

javascript x 1427

c x 927

c++ x 878

ruby-on-rails x 696

php x 692

python3 x 685

html x 656