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spec: They also must maintain a site-specific , written safety and health program based on OSHA guidelines and must train employees on hazards specific to their jobs . If there are problems , there 's a compatibility mode ( configurable via php.ini ) which makes the object-oriented model behave the same as in PHP 4 . It must maintain a rigorous focus and the discipline needed to implement the vision . These are represented by the PyObject and PyVarObject types , which are defined , in turn , by the expansions of some macros also used , whether directly or indirectly , in the definition of all other Python objects . Seedlings can only develop in full or nearly full sunlight ; trees must maintain a dominant or codominant canopy position to long survive . In any case , the scale difference is not immediately noticeable and serves to emphasize the importance of the commander . She died recently , and J.J . Since all operations that create a new lease also renew existing leases , the server must maintain a common lease expiration time for all valid leases for a given client . Hence , clinicians must maintain a high index of suspicion for cryptococcal disease , particularly in the setting of new onset of headache . Culinary creativity is evident on the New World Caribbean menu , with specialties ranging from Caribbean-spiced maple leaf duck breast to broiled Colorado lamb chops and Bahamian grouper . Data were gathered through surveys of 423 parents in two rural , two suburban , and two urban schools in Maryland . In addition , the operator must maintain a high quality of service ( QoS ) to ensure that .