music technology books

The continuous development of Web technology allows us to develop various interesting functions. Here is a usage example.HTML5The online music score implemented by the technology can be played, or you can select a clip for loop playback. Come and try it out :)Articles you may be interested in 10 popular topic Bootstrap in Metro UI Style 35 exquisite CSS3 an

Multi-page sharing sub-Window Technology This is a problem from the Forum. The problem requires multiple different pages. When opening a subpage, you must share the same window and the subwindow cannot be refreshed. This is similar to adding and playing Google music. Because when playing music, if the child page is refreshed, the

synonym: The object that creates a private synonym can only be used by the owning user of the object, but the user may authorize other users to use the synonym in a way that is granted by the permission;5. Syntax:CREATE Public synonymJiayouzhan forEpm.o_ps_base_info; View not updatable We can make an artificial operation to achieve an updatable view that is not updatable.sql>CREATE VIEW v_student as SELECT * from Infowith READ only; ROWNUM ROWNUM is a pseudo-column i