Dear PHP,I know this letter won’t come as much of a surprise to you. We’ve been growing apart for a while now but today we officially part ways.It wasn’t easy to write this. You and I have a lot of history. Hard to believe it was over 10 years ago when you welcomed me ...【阅读全文】
国际标准书号(International Standard Book Number,ISBN;拟发音is-ben),是国际通用的图书或独立的出版物(除定期出版的期刊)代码。出版社可以通过国际标准书号清晰的辨认所有非期刊书籍。一个国际标准书号只有一个或一份相应的出版物与之对应。新版本如果在原来旧版的基础上没有内容上太大的变动,在出版时...【阅读全文】