不积跬步无以至千里
dot函数是np中的矩阵乘法,假设 a,b为矩阵,a.dot(b) 等价于 np.dot(a,b) 。
a np.array([2,3,4,5,6])
b a.T
print(a)
print(b)
print(np.dot(a,b))print(**********)
# 二维矩阵乘法
a np.array([[1,1],[1,0]])
b np.arange(4)…
serialize-javascript 项目教程 serialize-javascript Serialize JavaScript to a superset of JSON that includes regular expressions and functions. 项目地址: https://gitcode.com/gh_mirrors/se/serialize-javascript
1. 项目介绍
serialize-javascript 是一个开…
tumblr Tumblr is a very cool way to create your own site for free and socially share your content. While you’re on the go, you might want to update it. Here we look at using your iOS device to update your Tumblr posts. Tumblr是一种非常酷的方式,…
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tumblr Just like Facebook’s Like Button, Send Button, Twitter’s Retweet Button, LinkedIn’s Share Button, Tumblr, a micro-blogging service, has launched their very own share button. The whole point of this button is to make it effortless for more than 16…
tumblr Blogging is not much fun without an audience, but how can you get people to visit your new Tumblr blog? Many of us already use social networks like Facebook and Twitter, so here’s how you can integrate your Tumblr blog with other networks. 没有受…