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_, 表示什么意思呢
    在tensorflow一个学习代码中遇到了这样一行代码： _, loss_value = sess.run() 想请问一下这个_，表示什么意思呢...
asked Feb 17, 2021 in Technique[技术] by 深蓝 (71.8m points)
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_ Error = (*_Error)(nil) 这个是怎么理解？
    在GitHub上看到的代码，如下： var ( _ Error = (*_Error)(nil) _ fmt.Stringer = (*_Error)(nil) ) 说明： Error是一个interface _Error是一个struct 判断 ... 该是这个写法吧 var _ Error = (*_Error){} 加(nil)是什么意思呢？？...
asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)
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