pub struct NumThreadsStage(_);
Expand description
The builder stage expecting the num_threads value.
Specifies the number of threads the pool should use.
Panics if num_threads is 0.
Immutably borrows from an owned value. 
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Mutably borrows from an owned value. 
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Returns the argument unchanged.
Calls U::from(self).
That is, this conversion is whatever the implementation of
From<T> for U chooses to do.
The type returned in the event of a conversion error.
Performs the conversion.
The type returned in the event of a conversion error.
Performs the conversion.