time.sleep(2 ** attempt) # 指数退避
Жители Санкт-Петербурга устроили «крысогон»17:52
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The use of the word experience, rather than event or presentation, implies that Apple’s typical presentation format won't apply here. And CEO Tim Cook more or less confirmed this when he posted that the company had "a big week ahead," starting on Monday. Apple is most likely planning multiple days of product launches announced via press release on its Newsroom site, with the “experience” on Wednesday serving as a capper and a hands-on session for the media.
今年前三季度销售开支到了 12.80 亿，比去年一整年花的还多……
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A git repository is a content-addressable object store where objects go in indexed by the SHA1 of their content, plus a set of named references pointing at specific objects by hash. The on-disk format (loose objects as individual files, packfiles as delta-compressed archives with a separate index, a ref store split between a directory of files and a packed-refs flat file with a locking protocol that breaks on NFS) is an implementation detail. The protocol for synchronising objects and refs between repositories is what actually matters, and since git-the-program is just one implementation of it, you can swap the storage backend without clients noticing.。关于这个话题，heLLoword翻译官方下载提供了深入分析