In Unix-like operating systems, /dev/zero is a special file that provides as many null characters (ASCII NULL, 0x00; not ASCII character "digit zero", "0", 0x30) as are read from it. One of the typical uses is to provide a character stream for overwriting information. Another might be to generate a clean file of a certain size. Using mmap to map /dev/zero to RAM is the BSD way of implementing shared memory.
Google Play推出全新的应用内评价API,帮助开发者获取更多优质用户反馈。用户每天在Google Play上发表数百万条评论,这有助于开发者了解用户喜好和改进需求。开发者可以选择在适当的时间请求用户撰写评论,以获得全面而有用的反馈。全新应用内评价功能让用户无需返回应用详情页面即可发表评论,提升用户体验。 ...
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