Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Login
Remember
Register
Ask
Q&A
All Activity
Hot!
Unanswered
Tags
Users
Ask a Question
Ask a Question
Categories
All categories
Topic[话题] (13)
Life[生活] (4)
Technique[技术] (2.1m)
Idea[创意] (3)
Jobs[工作] (2)
Others[杂七杂八] (18)
Code Example[编程示例] (0)
Recent questions tagged C++
0
votes
193
views
1
answer
c++ - Serialize and send a data structure using Boost?
I have a data structure that looks like this: typedef struct { unsigned short m_short1; unsigned short m_short2 ... much appreciated. Thanks! See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
196
views
1
answer
c++ - How is static variable initialization implemented by the compiler?
I'm curious about the underlying implementation of static variables within a function. If I declare a static variable ... initialized = 1; } See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
939
views
1
answer
c++ - Async wait on file descriptor using Boost Asio
I'm trying to integrate D-Bus with my boost::asio application. D-Bus has an API that enumerates a set of ... depend on glib or other mainloops. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
89
views
1
answer
c++ - Stack Size Estimation
In multi-threaded embedded software (written in C or C++), a thread must be given enough stack space in order ... , but all ideas are welcome. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
930
views
1
answer
c++ - Where does one get the "sys/socket.h" header/source file?
I've been trying to write a server in C++ Unix style, but I'm stuck on a Windows machine. I started with ... , and I would really appreciate it! See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
320
views
1
answer
c++ - std::ofstream, check if file exists before writing
I am implementing file saving functionality within a Qt application using C++. I am looking for a way to ... looking for a Boost solution. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
358
views
1
answer
c++ - dereferencing a pointer when passing by reference
what happens when you dereference a pointer when passing by reference to a function? Here is a simple example ... a temporary object produced? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
625
views
1
answer
c++ - How to fix: /usr/lib/libstdc++.so.6: version `GLIBCXX_3.4.15' not found
So I'm now desperate in finding a fix for this. I'm compiling a shared library .so in Ubuntu 32 bit (Have ... Linaro 4.6.4-1ubuntu1~12.04)` See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
430
views
1
answer
c++ - Detect gcc as opposed to msvc / clang with macro
I am working on a project that has been built with both gcc and msvc so far. We recently started building with ... this *only* for gcc #endif See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
109
views
1
answer
c++ - How to disable warnings for particular include files?
I wold like to disable particular warnings for all files that are included, directly or indirectly, by particular ... solutions for that too. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
439
views
1
answer
c++ - What would a std::map extended initializer list look like?
If it even exists, what would a std::map extended initializer list look like? I've tried some combinations ... but found nothing that compiled. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
234
views
1
answer
c++ - How to access MySQL from multiple threads concurrently
We're doing a small benchmark of MySQL where we want to see how it performs for our data. Part of that test ... could work, but it feels wrong) See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
320
views
1
answer
c++ - C++11 way to index tuple at runtime without using switch
I have a piece of c++11 code similar like below: switch(var) { case 1: dosomething(std::get<1>(tuple)); ... I do not argue which one is better. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
271
views
1
answer
c++ - Using a static library in Qt Creator
I'm having a hell of a time finding documentation which clearly explains how to use a static library in Qt ... include files from the library. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
116
views
1
answer
c++ - Macro / keyword which can be used to print out method name?
__FILE__ and __LINE__ are well known. There is a __func__ since C99. #include <iostream> struct Foo { void Do(){ ... method name like Foo::Do? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
61
views
1
answer
c++ - How do I find the name of the calling function?
I have been using PRETTY_FUNCTION to output the current function name, however I have reimplemented some functions ... of the calling routine? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
492
views
1
answer
c++ - Is the default Move constructor defined as noexcept?
It seems that a vector will check if the move constructor is labeled as noexcept before deciding on whether to ... with the keyword default. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
170
views
1
answer
c++ - How to Use CCache with CMake?
I would like to do the following: If CCache is present in PATH, use "ccache g++" for compilation, else use ... ccache (which can be expected). See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
591
views
1
answer
c++ - MJPEG streaming and decoding
I want to receive JPEG images from an IP camera (over RTSP). For this, I tried cvCreateFileCapture_FFMPEG in ... openRTSP in OpenCV? Regards, See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
196
views
1
answer
c++ - Declaring a pointer to multidimensional array and allocating the array
I've tried looking but I haven't found anything with a definitive answer. I know my problem can't be ... complicated...Any help is appreciated. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
148
views
1
answer
c++ - Can OpenSSL on Windows use the system certificate store?
Some working C++ code that I'm porting from Linux to Windows is failing on windows because ... the system certificate store? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
451
views
1
answer
c++ - Compile lua code, store bytecode then load and execute it
I'm trying to compile a lua script that calls some exported functions, save the resulting bytecode to a file and then ... Lua + Luabind (C++) See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
191
views
1
answer
c++ - Why not just use random_device?
I am a bit confused about the c++11 random library. What I understand: we need two separate concepts: random ... e{std::random_device{}()}; See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
209
views
1
answer
c++ - Display QImage with QtGui
I am new to Qt, and I am trying to create a simple GUI Application that displays an image once a button has ... as an input, and displays it? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
559
views
1
answer
c++ - Recursively iterate over all the files in a directory and its subdirectories in Qt
I want to recursively scan a directory and all its sub-directories for files with a given extension - for example, ... can you do that in Qt? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
112
views
1
answer
c++ - What is the right approach when using STL container for median calculation?
Let's say I need to retrieve the median from a sequence of 1000000 random numeric values. If using anything ... and better alternatives for me? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
219
views
1
answer
c++ - How can I create objects while adding them into a vector?
I have a C++ vector. I want the vector to hold a variable number of objects. Visual Studio 2012 is giving me ... vector should be of one type. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
146
views
1
answer
c++ - What is the point of clog?
I've been wondering, what is the point of clog? As near as I can tell, clog is the same as cerr ... robust logging facility (links please)? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
Page:
« prev
1
...
287
288
289
290
291
292
293
294
295
296
297
...
568
next »
Ask a question:
Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Click Here to Ask a Question
Just Browsing Browsing
[1] python - json.dumps() produces stringed each line instead of regular json looking output
[2] javascript - Updating useState without inserting another object
[3] 为什么我设置了Git push的时候忽略了这个配置文件。为什么提交的时候。还是会提示出来呢?为什么没有隐藏这个文件呢?
[4] qt5 QtWidgets.QPushButton 点击打开新的网页的问题
[5] vue 在js中调用以后,打印vue得到? wn(e){this._init(e)}是什么意思
[6] swift - Make Generic Class Codable
[7] multithreading - How to set Java HTTP Server context handler threaded safe?
[8] ckan - What could have happened to my website files on my google cloud platform?
[9] java 中如何给http 设置超时请求
[10] Authentication Failure after LDAP Configuration for Alfresco Process Service
2.1m
questions
2.1m
answers
60
comments
56.9k
users
Most popular tags
javascript
python
c#
java
How
android
c++
php
ios
html
sql
r
c
node.js
.net
iphone
asp.net
css
reactjs
jquery
ruby
What
Android
objective
mysql
linux
Is
git
Python
windows
Why
regex
angular
swift
amazon
excel
algorithm
macos
Java
visual
how
bash
Can
multithreading
PHP
Using
scala
angularjs
typescript
apache
spring
performance
postgresql
database
flutter
json
rust
arrays
C#
dart
vba
django
wpf
xml
vue.js
In
go
Get
google
jQuery
xcode
jsf
http
Google
mongodb
string
shell
oop
powershell
SQL
C++
security
assembly
docker
Javascript
Android:
Does
haskell
Convert
azure
debugging
delphi
vb.net
Spring
datetime
pandas
oracle
math
Django
联盟问答网站-Union QA website
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
DevDocs API Documentations
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
在这了问答社区
DevDocs API Documentations
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
DevDocs API Documentations
广告位招租
...