add to iterator

! @brief add an object to an array @copydoc push_back(basic_json&&) */

Returns an fp number representing x - y. Result may not be normalized.

! @brief comparison operator for JSON types Returns an ordering that is similar to Python: - order: null < boolean < number < object < array < string

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FW: around 40 ms, 10 times slower than motion-model based tracking

Portable thread-safe version of strerror. Sets buffer to point to a string describing the error code. This can be either a pointer to a string stored

Next three functins are for the linked list traversal

set default logger. default logger is stored in default_logger_ (for faster retrieval) and in the loggers_ map.

Set global formatter. Each sink in each logger will get a clone of this object

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* Set the origin keyframe ID */

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clean all resources and threads started by the registry

! @brief split the string input to reference tokens @note This function is only called by the json_pointer constructor. All excepti