摘要:
For windows users with Chrome Versions 60.0.3112.78 (the day the solution was tested and worked) and at least until today 19.01.2019 (ver. 71.0.3578.9 阅读全文
摘要:
D3中常用的比例尺 https://segmentfault.com/a/1190000011006780 D3中有个重要的概念就是比例尺。比例尺就是把一组输入域映射到输出域的函数。映射就是两个数据集之间元素相互对应的关系。比如输入是1,输出是100,输入是5,输出是10000,那么这其中的映射关系 阅读全文
摘要:
https://www.tutorialspoint.com/degree-of-vertex-of-a-graph It is the number of vertices adjacent to a vertex V. Notation − deg(V). In a simple graph w 阅读全文
摘要:
作者:无糖梅花糕May链接:https://www.zhihu.com/question/48975891/answer/1053252333来源:知乎著作权归作者所有。商业转载请联系作者获得授权,非商业转载请注明出处。 这里给大家只讲好的,不讲一般的,更不讲水的。毕竟英雄还问出路。 就CS而言,美 阅读全文
摘要:
https://baike.baidu.com/item/%E8%B4%B9%E8%8C%A8%E6%B3%95%E5%88%99/8761732?fr=aladdin 费茨法则是人机交互领域里一个非常重要的法则,在10年来得到了广泛的应用。Fitts法则最基本的观点就是任何时候,当一个人用鼠标来移 阅读全文
摘要:
从python2.2开始,便有两种除法运算符:"/"、"//"。两者最大区别在: python2.2前的版本和python2.2以后3.0以前的版本的默认情况下,"/"所做的除法是以一种两个数或者多个数出现一个浮点数结果就以浮点数的形式表示,即float除法 "//"所做的除法则不相同,"//"不管 阅读全文
摘要:
https://stackoverflow.com/questions/16239551/eol-conversion-in-notepad Asked 7 years, 1 month ago Active 8 months ago Viewed 151k times 112 18 For som 阅读全文
摘要:
Creating and deleting branches within your repository You can create or delete branches directly on GitHub. In this article Creating a branch Deleting 阅读全文
摘要:
https://help.github.com/en/desktop/contributing-to-projects/syncing-your-branch GitHub Desktop Contributing to projects Working with your remote repos 阅读全文
摘要:
https://blog.csdn.net/youngbit007/article/details/54288603 groupbyimport pandas as pddf = pd.DataFrame({'key1':list('aabba'), 'key2': ['one','two','on 阅读全文