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如何选择机器学习算法 - 大数据 & AI - 清泛网移动版 - 专注C/C++及内核技术
...原特征空间线性不可分，只要给个合适的核函数，它就能运行得很好。在动辄超高维的文本分类问题中特别受欢迎。可惜内存消耗大，难以解释，运行和调参也有些烦人，所以我认为随机森林要开始取而代之了。
But…
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Linux C/C++程序常用的调试手段及异常排查总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...升级的进程没有去设置环境变量，升级转换配置的模块在运行的过程中异常挂掉了，升级模块进程有依赖另一个进程，而且两者间需要保证确定的启动优先顺序等，但是不能确定啊，所以我改了下脚本，在两种最可能出现的场景...
How to see log files in MySQL?
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but i am unable to open mysql folder. i think path of log file is /var/log/mysql/mysql.log but i m unable to open it, what should i do?
– Arjun
Mar 26 '11 at 11:46
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Windbg Step 2 分析程序堆栈实战 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...l.pdb
我们发现MSVCR90D的pdb并没有被加载，是因为程序还没运行到，
3. 按F11
没有跳到源代码！
运行：src.path C:\Program Files (x86)\Microsoft Visual Studio 9.0\VC\crt\src
4. lm
lm
start end module name
01330000 0134b000 MyApp C (private pdb symb...
How to remove a TFS Workspace Mapping?
... that my folder is already mapped to a wrokspace (of old/removed) url tfs. Unable to map to new tfs/workspace. M using vs 2015
– Sami
Mar 11 '16 at 15:19
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MongoDB: Is it possible to make a case-insensitive query?
...dexes effectively. The $regex implementation is not collation-aware and is unable to utilize case-insensitive indexes."
– Dan Dascalescu
May 13 '19 at 5:27
3
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Spring Boot JPA - configuring auto reconnect
...andle SQLExceptions properly, and is only designed to be used when you are unable to configure your application to handle SQLExceptions resulting from dead and stale connections properly.
share
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i...
PHP编译安装时常见错误解决办法，php编译常见错误 - 更多技术 - 清泛网 - ...
... found!
代码如下:
yum -y install unixODBC-devel
configure: error: Unable to detect ICU prefix or /usr/bin/icu-config failed. Please verify ICU install prefix and make sure icu-config works.
代码如下:
yum -y install libicu-devel
configure: error: utf8mime2text() has new signature, b...
How do I copy to the clipboard in JavaScript?
...mmand was ' + msg);
} catch (err) {
console.error('Fallback: Oops, unable to copy', err);
}
document.body.removeChild(textArea);
}
function copyTextToClipboard(text) {
if (!navigator.clipboard) {
fallbackCopyTextToClipboard(text);
return;
}
navigator.clipboard.wr...
Having a UITextField in a UITableViewCell
... after reading tons of messages of people trying to do that too, I'm still unable to have a fully working UITextField in some of my UITableViewCells , just like in this example:
...