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How to recognize USB devices in Virtualbox running on a Linux host? [closed]
...ed by Virtualbox itself, since if I select the guest from the Virtualbox hom>me m> (I'm using a Windows XP 3 guest), choose Settings -> USB -> Add filter from device, no devices is listed, even if an USB pen is attached and recognized by my Lubuntu 13.10. If i run the guest, nothing happens if I attach t...
Why would one use the Publish/Subscribe pattern (in JS/jQuery)?
So, a colleague introduced m>me m> to the publish/subscribe pattern (in JS/jQuery), but I'm having a hard tim>me m> getting to grips with why one would use this pattern over 'normal' JavaScript/jQuery.
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How to re-create database for Entity Fram>me m>work?
...into a bad state with my ASP.Net MVC 5 project, using Code-First Entity Fram>me m>work. I don't care about losing data, I just want to be able to start fresh, recreate the database and start using Code-First migrations.
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Which is faster: while(1) or while(2)?
This was an interview question asked by a senior manager.
23 Answers
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Delete all docum>me m>nts from index/type without deleting type
I know one can delete all docum>me m>nts from a certain type via deleteByQuery.
15 Answers
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Bundler: Command not found
..., ubuntu 10.04, rails 3, ruby and mysql installed correctly by following som>me m> tutorials. If I run bundle check or bundle install I get the error '-bash: bundle: command not found'. From gem list --local I see 'bundler (1.0.2, 1.0.0)' is installed.
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What is the python “with” statem>me m>nt designed for?
I cam>me m> across the Python with statem>me m>nt for the first tim>me m> today. I've been using Python lightly for several months and didn't even know of its existence! Given its som>me m>what obscure status, I thought it would be worth asking:
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“android.view.WindowManager$BadTokenException: Unable to add window” on buider.show()
From my main activity , I need to call an inner class and in a m>me m>thod within the class, I need to show AlertDialog . After dismissing it, when the OK button is pressed, forward to Google Play for purchase.
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ZMQ: 基本原理 - 开源 & Github - 清泛网 - 专注C++内核技术
...扫一扫” var qrcode = new QRCode("qrcode", { text: 'https://m.tsingfun.com/it/opensource/0MQ-The-Theoretical-Foundation.html', //URL地址 width: 180, height: 180, colorDark: '#088CEF', //二维码颜色 colorLight: "#ffffff" //背景颜色 }); $(function(){ ...
Changing a specific column nam>me m> in pandas DataFram>me m>
I was looking for an elegant way to change a specified column nam>me m> in a DataFram>me m> .
9 Answers
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