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What's a correct and good way to implement __hash__()?
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Mark Amery
98.9k4848 gold badges336336 silver badges379379 bronze badges
answered May 25 '10 at 22:59
John Milli...
Checking if a double (or float) is NaN in C++
...ibrary defined by C99 are not part of current C++ standard ISO/IEC 14882:1998 neither its update ISO/IEC 14882:2003.
In 2005 Technical Report 1 was proposed. The TR1 brings compatibility with C99 to C++. In spite of the fact it has never been officially adopted to become C++ standard, many (GCC 4.0...
How do I start Mongo DB from Windows?
...via command line with authentication.
mongo --username abcd --password abc123 --host server_ip_or_dns --port 27017
That's it !!!
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Why does auto a=1; compile in C?
...because the "everything is int" rule from C had already been dropped in C++98; the only thing that breaks is auto T a, which no-one was using anyway. (Somewhere in his papers on the history of the language, Stroustrup comments on this, but I can't find the exact reference right now.)
(*) String han...
How to log source file name and line number in Python
...ents. The answer is logging levels though.
– bugmenot123
Apr 28 at 18:28
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Type or namespace name does not exist [closed]
...t change the Target-frameworks of the projects?
– Raj123
Jun 10 '15 at 14:01
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fatal error: Python.h: No such file or directory
...based), it was apt-get install python-dev.
– CoderGuy123
Aug 31 '17 at 15:59
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PhantomJS failing to open HTTPS site
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The problem is most likely due to SSL certificate errors. If you start phantomjs with the --ig...
App Inventor 2 LLMAI2Ext 自研拓展：接入DeepSeek、Kimi、通义千问...等国...
... 拓展下载，免费开放
.aix 拓展下载：
cn.fun123.LLMAI2Ext.aix - v1.0
注：所有大模型拓展共一个.aix拓展文件，里面有多个拓展组件，导入.aix效果参考如下：
回答效果参考如下：
我们尽量将接口方法设计得简单易用...
Why does CSS work with fake elements?
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98
TL;DR
Custom tags are invalid in HTML. This may lead to rendering issues.
Makes future develo...