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如何选择机器学习算法 - 大数据 & AI - 清泛网 - 专注C++内核技术
...参数），最后选择在交叉验证中表现最好的。jmp0xf 译自Edwin Chen
How do you know what machine learning algorithm to choose for your classification problem? Of course, if you really care about accuracy, your best bet is to test out a couple different ones (making sure to try dif...
Open a file with Notepad in C#
...
The second approach is probably a better practice as this will cause the windows Shell to open up your file with it's associated editor. Additionally, if the file specified does not have an association, it'll use the Open With... dialog from windows.
Note to those in the comments, thankyou for yo...
ASP.NET Temporary files cleanup
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Just an update on more current OS's (Vista, Win7, etc.) - the temp file path has changed may be different based on several variables. The items below are not definitive, however, they are a few I have encountered:
"temp" environment variable setting - then it would b...
SELECT * WHERE NOT EXISTS
...thing.
Assuming these tables should be joined on employeeID, use the following:
SELECT *
FROM employees e
WHERE NOT EXISTS
(
SELECT null
FROM eotm_dyn d
WHERE d.employeeID = e.id
)
You can join these tables with a LEFT JOIN keyword and fil...
How can I pass arguments to a batch file?
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It's not a bug because %* never worked in MS-DOS or Win9x in the first place.
– Kef Schecter
Nov 23 '11 at 4:54
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How to give ASP.NET access to a private key in a certificate in the certificate store?
...n that accesses private key in a certificate in the certificates store. On Windows Server 2003 I was able to use winhttpcertcfg.exe to give private key access to the NETWORK SERVICE account. How do I give permissions to access a Private Key in a certificate in the certificate store (Local Computer\P...
How do I find files with a path length greater than 260 characters in Windows?
I'm using a xcopy in an XP windows script to recursively copy a directory. I keep getting an 'Insufficient Memory' error, which I understand is because a file I'm trying to copy has too long a path. I can easily reduce the path length, but unfortunately I can't work out which files are violating t...
Disable developer mode extensions pop up in Chrome
...ions disabled" popup if you try restarting Chrome at this point.
Then for Windows 7 or Windows 8:
Download Chrome group policy templates here
Copy [zip]\windows\admx\chrome.admx to c:\windows\policydefinitions
Copy [zip]\windows\admx\[yourlanguage]\chrome.adml to c:\windows\policydefinitions\[...
How do I echo and send console output to a file in a bat script?
...put to a text file. Is there a way to have the output show on the console window as well?
12 Answers
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When using a Settings.settings file in .NET, where is the config actually stored?
...Data\ ApplicationName
You can read/write them at runtime.
For Vista and Windows 7, folder is
C:\Users\ username \AppData\Local\ ApplicationName
or
C:\Users\ username \AppData\Roaming\ ApplicationName
Application scope
Application scope settings are saved in AppName.exe.config and they are r...