What is the diff. between getpid and gettid in c++ [closed] - c++

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getpid() vs gettid()
Please tell me the diff. between getpid and gettid.

How pids and tids are stored behind the scenes is implementation dependent, typically through usage of the pid_t type.
Usually they are just signed integers.

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Thread crash detection in Linux environment and c++ [closed]

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I would like to know if there is a way to know if one of my Threads Crashed?
with new c++ methods/libraries or linux system calls
ive been searching the internet and couldnt find a answer to my question

how to add number to the end of the string in c++? [closed]

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I did various implementations but they take a long time
Can anyone give us the best implementation?
For example, add a ten-digit number to the end of a string
I did not find a good answer on the Internet
#include <iostream>
std::string a="string";
long n=1703705707;
a.append(std::to_string(n)); //becomes "string1703705707"

Clang-Tidy: check number of lines in a function [closed]

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Can you please help me with how to check CPP files in a project for functions exceeding 'n' number of lines using Clang-Tidy?
You can use the readability-function-size check and set the LineThreshold parameter to your n value.

CPP intresting thing with conditionsl statement [closed]

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if(cout<<"h"){}
this gives me an output
h
Any idea why, I have tried many variations of it and it still works.
That's because the if statement needs to evaluate the condition you give into it, plus, streams are implicitly convertible to bool.

Notify a specified tread in C++ [closed]

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I didn't find anything on the Internet about this, so I'm asking here.
Is there a command in C++ to notify a specified thread and not a casual one?
Use one std::condition_variable for each event you want to wait for.