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What resources are shared between threads?

...two, and set CS to point to the code descriptor, and the rest (DS, ES, SS, etc) to point to the other [2]. But both point to the same stuff! The person interviewing you had made a hidden assumption that he/she did not state, and that is a stupid trick to pull. So regarding Q. So tell me which...
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Setting Django up to use MySQL

...ckends.mysql', 'NAME': 'DB', 'USER': 'username', 'PASSWORD': 'passwd', } } share | improve this answer | follow | ...
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How are everyday machines programmed?

... (not so much computers and mobile devices as appliances, digital watches, etc) programmed? What kind of code goes into the programming of a Coca-Cola vending machine? How does my coffee maker accept a pre-programmed time and begin brewing a pot of coffee hours later, when that time arrives? ...
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译文:理解Java中的弱引用 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...。既然它们是一些不知名的概念,我简单就着前面的三个问题来说明一下。 强引用(Strong Reference) 强引用就是我们经常使用的引用,其写法如下 StringBuffer buffer = new StringBuffer(); 上面创建了一个StringBuffer对象,并将这个对象的...
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Why does “while(true)” without “Thread.sleep” cause 100% CPU usage on Linux but not on Windows?

... Yup - on a '4+4' i7, (hyperthreading), one trivial CPU loop comes out at about 17-18%. – Martin James Jan 29 '13 at 12:55 ...
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Android emulator freezing OS X v10.9 (Mavericks) with HAXM

...em image on Intel systems based on Core microarchitecture (Core, Core2 Duo etc.). But, it seems like even trying to emulate a 32 bit system is problematic. NB: ARM images work fine. share | impro...
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Database sharding vs partitioning

... use the alphabet to divide the data. A-D is instance 1, E-G is instance 2 etc. Customer data is well suited for this, but will be somewhat misrepresented in size across instances if the partitioning does not take in to account that some letters are more common than others. Another common technique...
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刘强东“一元年薪”背后的O2O棋局 - 资讯 - 清泛网 - 专注C/C++及内核技术

...类、鲜花、外卖送餐等各类生活服务项目,并基于移动端定位实现2小时内快速送达。 据京东方面透露,“京东到家”如今已开通7个城市,目前该业务订单数量快速增长,盈利模式是京东和超市分成。 刘强东称,长期来看,“...
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当ORACLE 11G 遇到 JUNIPER 防火墙 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术

...掉防火墙改为直连,WINDOWS的IP改为 172.16.110.70/24 没有任何问题。故判断是防火墙的问题。 防火墙策略全开 允许UNTRUNT 到TRUNT ANY 结果还是不行。 开始百度 第一个说法:需要更改windows的注册表 \\HKEY_LOCAL_MACHINE\SOFTW...
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Android微信智能心跳方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...哥开始构思第一个方案,我们开始想用统计的方法来解决问题,当我们拿着第一个方案和Ray讨论时,发现不能优雅应对Ray的所有提问:1、测试环境的准确性,失败到底是因为网络的特性导致还是因为用户当前的环境变化导致的...