Observe that in the demo code, the client also subscribes to an additional closing event that is published by the MIDI file player at the end of file.

观察演示代码中的通配符，客户端还订阅了额外的关闭事件，该事件是由MIDI文件播放器在文件的末尾发布的。

youdao

Open the log file in a text editor, and add a unique tag to the very beginning of the file and a corresponding closing tag at the end of the file.

在文本编辑器中打开日志文件，在每个文件的开头添加惟一的标记，在末尾添加相应的结束标记。

youdao

It is needed for the file opening, closing, reading, and writing functions (fopen , fclose , fgets , getc , and so on), for the printf family of functions, and for the setvbuf function.

文件的打开、关闭、读和写函数(fopen 、fclose 、fgets 、getc等等)、printf函数系列和setvbuf函数都需要它。

youdao

Under this "old" model of intellectual property (IP), biotech firms raced to file a "fortress" of patents around newly discovered genes, closing off avenues of research for their competitors.

BBC: Patent system 'stifling science'