Return the order key (needed for hashing)

Upper bound on argument to reserve.

Set to null

Allocate enough space to grow to size n without having to allocate more memory later. Like most of the methods provided for STL compatibility, this me

Return allocator object

Returns a positive number formatted in a string in a human-readable way. The string is always 7 characters or less (excluding null byte). Returned buf

Acquires at least one, and (greedily) at most max

assign n items by copying t item

Returns a first non-dummy element in the SOL

Return false if vector is not empty or has elements under construction at least.

Only fails (returns nullptr) if memory allocation fails

True if filter is serial.

------------------------------------------------------------------------ micro_queue -----------------------------------------------------------------

A method to acquire queuing_mutex if it is free

Increment reference count

------------------------------------------------------------------------ STL support - not thread-safe methods ---------------------------------------