Passport strategy for authenticating with pixiv using the OAuth 2.0 API. This module lets you authenticate using pixiv in your Node.js applications. By plugging into Passport, pixiv authentication can ...

某度了一下，原来是日本一个插画网站，但是这个网站看人气作品是要会员的。 然后我就又有个大胆的想法了，把插图的的连接和 star 数爬取下来，然后进行排序，这样就可以看到人气高的作品了。 第一次爬取网站内容，发现没有插图内容，应该是要保持登录 ...

Abstract: This paper presents a tutorial on the Tracking, Telemetry, and Command (TT&C) for spacecraft and satellite missions. In particular, it provides a thorough summary of the design of the TT&C, ...

Abstract: Reliable and efficient trajectory generation methods are a fundamental need for autonomous dynamical systems. The goal of this article is to provide a comprehensive tutorial of three major ...

Learn the benefits and risks of options and how to start trading options Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Samantha (Sam) Silberstein, CFP®, CSLP®, ...