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摘要: Network Access Point (NAP) Definition of Network Access Point (NAP) in The Network Encyclopedia. What is NAP (Network Access Point)? NAP stands for Ne 阅读全文
posted @ 2022-09-17 14:58 ChuckLu 阅读(119) 评论(0) 推荐(0)
摘要: why does abs() function works for the position coordinate in Python? I am looking at the Python document for turtle graphics, it has an example on dra 阅读全文
posted @ 2022-09-17 14:07 ChuckLu 阅读(42) 评论(0) 推荐(0)
摘要: Visual Studio Code is not showing the ouput of Python 回答1 Using the Python Extension Run/Debug commands Notes I recommend reviewing the official Visua 阅读全文
posted @ 2022-09-17 11:02 ChuckLu 阅读(34) 评论(0) 推荐(0)
摘要: <div>是块级元素 <span>是内联元素 Block versus inline elements There are two important categories of elements to know in HTML: block-level elements and inline el 阅读全文
posted @ 2022-09-17 10:48 ChuckLu 阅读(82) 评论(0) 推荐(0)
摘要: AttributeError: module 'datetime' has no attribute 'now' I am learning Python on my own. Now I have encountered some problems. Below is my code which 阅读全文
posted @ 2022-09-17 10:44 ChuckLu 阅读(652) 评论(0) 推荐(0)
摘要: 使用像 CodePen 这样基于 Web 的集成开发环境 有许多 web 应用能够仿真一个网站开发环境。你可以在这种应用——通常只有一个标签页——里输入 HTML、CSS 和 JavaScript 代码然后像显示网页一样显示代码的结果。通常这些工具都很简单,对学习很有帮助,而且至少有免费的基本功能, 阅读全文
posted @ 2022-09-17 10:35 ChuckLu 阅读(61) 评论(0) 推荐(0)
摘要: How to clear the interpreter console? 回答1 As you mentioned, you can do a system call: For Windows: >>> import os >>> clear = lambda: os.system('cls') 阅读全文
posted @ 2022-09-17 10:23 ChuckLu 阅读(24) 评论(0) 推荐(0)
摘要: 直接打开Python app,出现命令行 turtle.home() 打开面板 turtle.position() 查看当前位置 turtle.heading() 查看当前方向 https://docs.python.org/3/library/turtle.html https://docs.py 阅读全文
posted @ 2022-09-17 10:16 ChuckLu 阅读(141) 评论(0) 推荐(0)
摘要: What does end=' ' exactly do? So, I'm struggling trying to understand this kinda simple exercise def a(n): for i in range(n): for j in range(n): if i 阅读全文
posted @ 2022-09-17 10:07 ChuckLu 阅读(16) 评论(0) 推荐(0)
摘要: 不用中间变量交换 a ,b(三种方法) 1、加减法:该方法可以交换整型和浮点型数值的变量,但在处理浮点型的时候有可能出现精度的损失 a = a + b; b = a - b; a = a - b; 2、异或法:可以完成对整型变量的交换,对于浮点型变量它无法完成交换。 a = a^b; b = a^b 阅读全文
posted @ 2022-09-17 09:30 ChuckLu 阅读(181) 评论(0) 推荐(0)
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