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
189
views
1
answer
c++ - How to pass std::unique_ptr around?
I am having my first attempt at using C++11 unique_ptr; I am replacing a polymorphic raw pointer inside a ... indirections to reach my variable. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
234
views
1
answer
c++ - Rodrigues into Eulerangles and vice versa
I am useing solvePnP and i am getting a translation vector. Now i need to compare some euler angles with those ... which i couldn't find? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
220
views
1
answer
c++ - Test Automation with Embedded Hardware
Has anyone had success automating testing directly on embedded hardware? Specifically, I am thinking of automating a ... (sometimes c++). See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
334
views
1
answer
c++ - How to Log Stack Frames with Windows x64
I am using Stackdumps with Win32, to write all return adresses into my logfile. I match these with ... *** 58 called from 0000000000000000 STACK 000000000012F950 AddrRet...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
310
views
1
answer
c++ - Interpretation of int (*a)[3]
When working with arrays and pointers in C, one quickly discovers that they are by no means equivalent although it ... it was just a typo). See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
247
views
1
answer
c++ - How to obtain (almost) unique system identifier in a cross platform way?
I'm looking for a way to get a number which will almost surely change when running the code on different machines ... on Windows, Linux and Mac. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
129
views
1
answer
c++ - Hinnant's short_alloc and alignment guarantees
I have recently come across Howard Hinnant's short_alloc and this is the single best example of custom allocators ... missing something here... See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
390
views
1
answer
c++ - Declaring a 2D vector
In some cases only the below line works.Why so? vector< vector<int>> a(M,N); This works in every case. vector< ... (N)); What's the difference? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
285
views
1
answer
c++ - How do i write a pointer-to-member-function with std::function?
I know how to declare int fn(double) inside of std::function (std::function<int(double)>). I know how to write a ... fn); Test(new A, &fn2); } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
209
views
1
answer
c++ - How to parse text for a DSL at compile time?
Yes. That's right. I want to be able to paste an expression like: "a && b || c" directly ... potential answers are really worth documenting. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
173
views
1
answer
c++ - Passing structs to functions
I am having trouble understanding how to pass in a struct (by reference) to a function so that the struct's ... ? Hope someone can Help me. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
219
views
1
answer
c++ - What does CV_8UC3 and the other types stand for in OpenCV?
I was surprised when I couldn't find anything in OpenCV documentation describing - with words - what the various ... ) CV_MAKETYPE(CV_64F,(n)) See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
379
views
1
answer
c++ - How do I make Visual Studio pause after executing a console application in debug mode?
I have a collection of Boost unit tests I want to run as a console application. When I'm working on the project and ... be. How can I do this? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
250
views
1
answer
c++ - Defining operator< for a struct
I sometimes use small structs as keys in maps, and so I have to define an operator< for them. Usually, ... garbage after the null terminators. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
246
views
1
answer
c++ - Confusing Template error
I've been playing with clang a while, and I stumbled upon "test/SemaTemplate/dependent-template-recover.cpp" ... to be syntactically correct? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
270
views
1
answer
c++ - Which is faster : if (bool) or if(int)?
Which value is better to use? Boolean true or Integer 1? The above topic made me do some experiments with bool ... question is what I've asked. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
230
views
1
answer
c++ - Will strlen be calculated multiple times if used in a loop condition?
I'm not sure if the following code can cause redundant calculations, or is it compiler-specific? for (int i ... every time when i increases? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
355
views
1
answer
c++ - How to implement static class member functions in *.cpp file?
Is it possible to implement static class member functions in *.cpp file instead of doing it in the header ... static functions always inline? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
269
views
1
answer
c++ - View default include path of C headers in Mac OS X by `gcc -v`?
I tried to find the default include path of the C compiler in Mac OS X (Mavericks) by using gcc -v: $ gcc -v ... path of C library in Mac OS X? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
146
views
1
answer
c++ - Why installing vcredist_x86.exe doesn't fix SideBySide error when I develop an EXE on one machine and run it on another one?
Issue I wrote a C++ project called 'Foo' using Microsoft Visual Studio 2005 Verison 8.0.50727.762 (SP. ... uuid.lib odbc32.lib odbccp32.lib See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
188
views
1
answer
c++ header files including each other mutually
I have two classes both defined in separate header files. Each file has a field that is type of other class. Now ... errors. What am i missing? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
369
views
1
answer
c++ - How to use the boost library (including shared_ptr) with the Android NDK and STLport
This is more of an answer than a question, because I've figured it out, at least as far as cleanly compiling ... and add it to your library. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
262
views
1
answer
c++ - Automatically pick a variable type big enough to hold a specified number
Is there any way in C++ define a type that is big enough to hold at most a specific number, presumably using ... there is a way. Any ideas? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
575
views
1
answer
c++ - Size of int and sizeof int pointer on a 64 bit machine
I was just wondering how can I know if my laptop is 64 or 32 bit machine. (it is a 64). So, I ... bit confused here, so thanks in advance. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
375
views
1
answer
c++ - What's the syntax for declaring an array of function pointers without using a separate typedef?
Arrays of function pointers can be created like so: typedef void(*FunctionPointer)(); FunctionPointer functionPointers[] ... using the typedef? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
184
views
1
answer
c++ - cannot open shared object file: No such file or directory
I met the share library not found on the head node of a cluster with torch. I have built the ... release/lib libsvmlight.a libsvmlight.so See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
262
views
1
answer
c++ - Declaring array of int
Is there any difference between these two declarations? int x[10]; vs. int* x = new int[10]; I ... mean they are intrinsically the same? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
200
views
1
answer
c++ - Why can't run-time polymorphism be solved at compile time?
Consider: #include<iostream> using namespace std; class Base { public: virtual void show() { cout<<" In Base " ... it be solved at compile time? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
Page:
« prev
1
...
222
223
224
225
226
227
228
229
230
231
232
...
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] Flutter Error: App not functioning: Make Xylophone App
[2] vue-cli安装失败
[3] python - Using multiple admin.py files for Django rest?
[4] How do I turn my MongoDB aggregation script into a java spring webflux code for use with mongoTemplete?
[5] r - How to remove zero entries in a DFM when the matrix is too big for usual manipulation?
[6] js页面跳转的思路
[7] caching - Docker Build using Buildkit any way to log which file burst the cache?
[8] 两个对象数组对比,如果有相同的项就删除,不同就添加
[9] python - Scraping data from a site first returns the data but when I run the code again it returns None object
[10] 腾讯算法题,有大牛会吗?
2.1m
questions
2.1m
answers
60
comments
57.0k
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
...