人文社会科学的发展规律有哪些?
公共关系的英文拼写是()。 Public Relations。 Public Relation。 Publications Relations。 Publications Relatio。
Users of your web application have requested that they should be able to set the duration of their sessions.So for example, one user might want a webapp to stay connected for an hour rather than the webapp’sdefault of fifteen minutes; another user might want to stay connected for a whole day. Furthermore, youhave a special login servlet that performs user authentication and retrieves the User object from the database. You want to augment this code to set up the user’s specified session duration. Which codesnippet in the login servlet will accomplish this goal?() User user = // retrieve the User object from the database session.setDurationInterval(user.getSessionDuration());。 User user = // retrieve the User object from the database session.setMaxDuration(user.getSessionDuration());。 User user = // retrieve the User object from the database session.setInactiveInterval(user.getSessionDuration());。 User user=//retrieve the User object from the database session.setDuration(user.getSessionDuratio());。 User user = // retrieve the User object from the database session.setMaxInactiveInterval(user.getSessionDuration());。
公司经济功能有哪些?
一个FTP服务器上只能建立一个FTP站点。
市场细分的原则不包括()。