大约有 9,000 项符合查询结果(耗时:0.0140秒) [XML]

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Select random lines from a file

...ing multiple threads, it pinned 1 core at 100% the other 15 were not used. Python is what I regularly use so that's what I'll use to make this faster: #!/bin/python3 import random f = open("lines_78000000000.txt", "rt") count = 0 while 1: buffer = f.read(65536) if not buffer: break count += bu...
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What is the difference between procedural programming and functional programming? [closed]

...hat manipulates the state of shared variables and doesn't return a value). Python would be more functional than C because it allows you to express conditional logic as an expression using short circuit evaluation (test && path1 || path2 as opposed to if statements). Scheme would be more func...
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“elseif” syntax in JavaScript

... @JayK: Haha.. PHP has elseif, perl has elsif (I think), and Python has elif.. that kind of annoyed me at first, but... I guess it's kind of cute. It does serve a slight purpose in Python and PHP though, because it wouldn't work with their colon syntax otherwise. –...
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INT 10H 中断介绍 - C/C++ - 清泛网 - 专注C/C++及内核技术

... 数值 属性 00H 空格,不显示任何数据 77H 显示白色方块 07H 正常的黑底白字 70H 反白的白底黑字 01H 加底线 INT 10H, INT 10,中断
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HSL to RGB color conversion

... Found the easiest way, python to the rescue :D colorsys.hls_to_rgb(h, l, s) Convert the color from HLS coordinates to RGB coordinates. share | ...
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Difference between numpy.array shape (R, 1) and (R,)

...ay to think of this is that numpy is working exactly as expected here, but Python's printing of tuples can be misleading. In the (R, ) case, the shape of the ndarray is a tuple with a single elements, so is printed by Python with a trailing comma. Without the extra comma, it would be ambiguous with ...
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What's a good rate limiting algorithm?

I could use some pseudo-code, or better, Python. I am trying to implement a rate-limiting queue for a Python IRC bot, and it partially works, but if someone triggers less messages than the limit (e.g., rate limit is 5 messages per 8 seconds, and the person triggers only 4), and the next trigger is ...
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How do I put variables inside javascript strings?

That's how you do it in python. How can you do that in javascript/node.js? 13 Answers ...
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MFC RadioButton用法详解 - C/C++ - 清泛网 - 专注C/C++及内核技术

...uttonInstanceDlg(CWnd* pParent = NULL); // 标准构造函数 // 对话框数据 enum { IDD = IDD_RADIOBUTTONINSTANCE_DIALOG }; protected: virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV 支持 // 实现 protected: HICON m_hIcon; // 生成...
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Why do I get AttributeError: 'NoneType' object has no attribute 'something'?

...just assigned None to mylist. If you next try to do, say, mylist.append(1) Python will give you this error. share | improve this answer | follow | ...