Deferred loading of images (LazyLoad)
tasks := make([]task, 0, 10) // probably at most 10 tasks
，推荐阅读WPS下载最新地址获取更多信息
Forgetting releaseLock() permanently breaks the stream. The locked property tells you that a stream is locked, but not why, by whom, or whether the lock is even still usable. Piping internally acquires locks, making streams unusable during pipe operations in ways that aren't obvious.
不是裁员，是再也不需要招那么多新人了
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