How to make a global QTextStream cout(stdout)?

There is a main function and it has two? How and where to create the object QTextStream cout(stdout) to implement the class I was able to use it in main?
April 19th 20 at 12:29
1 answer
April 19th 20 at 12:31
Google singleton pattern
will not help, while the output from multiple threads will be a mess in stdout - aleen commented on April 19th 20 at 12:34
@aleen, you need to use mutexes, then there will be - Lessie_McCullough12 commented on April 19th 20 at 12:37

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