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推荐系统算法初探 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...更新线上的数学模型，以适应变化。
2.5 混合算法
现实应用中，其实很少有直接用某种算法来做推荐的系统。在一些大的网站如Netflix，就是融合了数十种算法的推荐系统。我们可以通过给不同算法的结果加权重来综合结果，或...
Check if a Windows service exists and delete in PowerShell
I am currently writing a deployment script that installs a number of Windows services.
14 Answers
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What is the list of possible values for navigator.platform as of today? [closed]
...ch the browser was compiled.
This basically means the property can return Win16 when the user is running a browser compiled for 16-bit, even though the user is on a 32-bit or 64-bit Windows machine.
Of course W3Schools lists the old definition (I'm not even gonna link to them). W3 and MDN have agre...
Can I get Memcached running on a Windows (x64) 64bit environment?
Does anyone know IF , WHEN or HOW I can get Memcached running on a Windows 64bit environment?
13 Answers
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How do I build a graphical user interface in C++? [closed]
...
Essentially, an operating system's windowing system exposes some API calls that you can perform to do jobs like create a window, or put a button on the window. Basically, you get a suite of header files and you can call functions in those imported libraries, j...
detect key press in python?
...
I am not sure for linux but it works on Windows for me.
– user8167727
Jun 26 '17 at 6:52
77
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Quick and easy file dialog in Python?
... only the dialog without any other GUI elements, you have to hide the root window using the withdraw method:
import tkinter as tk
from tkinter import filedialog
root = tk.Tk()
root.withdraw()
file_path = filedialog.askopenfilename()
Python 2 variant:
import Tkinter, tkFileDialog
root = Tkinte...
PHP script - detect whether running under linux or Windows?
I have a PHP script that may be placed on a windows system or a linux system. I need to run different commands in either case.
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js/php判断终端类型：PC访问、手机访问、微信访问 - 更多技术 - 清泛网 - ...
...否iPad
webApp: u.indexOf('Safari') == -1 //是否web应该程序，没有头部与底部
};
} (),
language: (navigator.browserLanguage || navigator.language).toLowerCase()
}
if (GetQueryString('from') != 'mobile' && browser.versions.mobile && !browser.versions.iPad) {
...
TaifunFlashlight 手电筒/闪光灯拓展 - App Inventor 2 拓展 - 清泛IT社区，为创新赋能！
...备是否有闪光灯
过程
打开闪光灯
关闭闪光灯
示例程序
.aix 下载：
为什么条码扫描器开始工作时，通过taifunflashlight打开的手电筒就自动关闭了，能否在条码扫描器工作的同时手电筒也能同时工作？这样在黑暗...