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postgresql - sql - count of `true` values
... May 19 '16 at 21:28
Ilja EveriläIlja Everilä
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Overriding a Rails default_scope
... answered Dec 2 '09 at 16:50
Pär WieslanderPär Wieslander
26.1k55 gold badges4747 silver badges5050 bronze badges
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how to change any data type into a string in python
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What about unicode? Something like str(u'ä') will not work. However repr(u'ä') will work.
– Rouven B.
Oct 10 '16 at 9:23
1
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How can I fill out a Python string with spaces?
... Not deprecated any more in 3.3+
– Seppo Erviälä
Feb 16 '15 at 11:23
3
I like this comm...
How to use unicode characters in Windows command line?
...rary which has these workarounds), it would not work reliably. Win8 fixes ½ of these problems with cp65001, but the rest is still applicable to Win10.
I work in cp1252. As I already said: To input/output Unicode in a console, one does not need to set the codepage.
The details
To read/write Un...
How to disable all div content
...red Nov 25 '16 at 8:15
Michael HächlerMichael Hächler
50144 silver badges77 bronze badges
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Eclipse RCP Plug-in开发自学教程（Eclipse3.6） - 文档下载 - 清泛网 - ...
...立于其他章节，更新中的源代码工程也会附加在附件里面下载。
等到所有的章节都弄完以后，再统一发一个完整版本。
特点
1，基于Eclipse 3.6.0
2，所有代码均可直接复制运行
3，简单、全面，合适初学者入手
目录
1 富...
How to remove non-alphanumeric characters?
...orld'); // helloworld
preg_replace('/[^\p{L}\p{N} ]+/', '', 'abc@~#123-+=öäå'); // abc123öäå
preg_replace('/[^\p{L}\p{N} ]+/', '', '你好世界!@£$%^&*()'); // 你好世界
Note: This is a very old, but still relevant question. I am answering purely to provide supplementary informati...
Func delegate with no return type
...at 17:06
Aarón Ibañez WerthermännAarón Ibañez Werthermänn
4122 bronze badges
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阿里的线下野心 - 资讯 - 清泛网 - 专注C/C++及内核技术
...装、电子产品等客单价较高、物流配送较方便的品类迅速拓展市场，随着规模扩大，电商必然向食品、生鲜等品类拓展，但这些客单价较低的品类并不是电商的优势。此外，在包括税收等政策上，国家也日益加强监管，电商发展...