Fairly often.

这问题应该很简单 This problem should be fairly simple.

Descriptions of the purposes and contents of the projects indicate that the thematic areas of the Programme of Action have been fairly well covered.

While browscap.ini contains information on many browsers, it relies on user updates to keep the database current. The format of the file is fairly self explanatory.

Taken together, the information made available as contained in the Annex provides a fairly good, although incomplete, idea of the initiatives and activities undertaken by countries and organizations in implementing the Programme of Action

Overload resolution is in general a hard problem given the differences in types between the two languages. The PHP Java extension employs a simple, but fairly effective, metric for determining which overload is the best match.

The available information as contained in the Annex tables suggests that while programme areas of the Programme of Action have been fairly well covered, national institution building and human resources development have been emphasized by bilateral donors, regional and international organizations, judging from the number of projects and resources allocated.

The module hides most of the complexity of Z39.50 so it should be fairly easy to use. It supports persistent stateless connections very similar to those offered by the various RDB APIs that are available for PHP. This means that sessions are stateless but shared amongst users, thus saving the connect and initialize phase steps in most cases.