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PHP abstract properties
Is there any way to define abstract class properties in PHP?
9 Answers
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Can I set enum start value in Java?
I use the enum to make a few constants:
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淘宝网采用什么技术架构来实现网站高负载的 - 更多技术 - 清泛网 - 专注C/C...
...不仅有负载均衡，更重要的是要有失效恢复failover,比如tomcat采 用的集群节点广播复制，jboss采 用的配对复制等session状 态复制策略，但是集群中的状态恢复也有其缺点，那就是严重影响了系统的伸缩性，系统不能通过增加更多的...
How do I ZIP a file in C#, using no 3rd-party APIs?
I'm pretty sure this is not a duplicate so bear with me for just a minute.
7 Answers
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Reflection generic get field value
I am trying to receive field value via reflection. The problem is I don't know the fields type and have to decide it while getting the value.
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What exactly are late static bindings in PHP?
What exactly are late static bindings in PHP?
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淘宝大秒系统设计详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...统计，前端系统双11峰值有效请求约60w以上的QPS ，而后端cache的集群峰值近2000w/s、单机也近30w/s，但到真正的写时流量要小很多了，当时最高下单减库存tps是红米创造，达到1500/s。
热点隔离
秒杀系统设计的第一个原则就是将这...
来自微软的一手内幕：Windows 10是怎么出炉的 - 创意 - 清泛网 - 专注C/C++及内核技术
...、盖博·奥（Gabe Aul）、Xbox负责人菲尔·史宾塞（Phil Spencer）和乔北峰（Joe Belfiore）的访问。
在这篇长文中，他们聊了Windows 10研发过程中，与前代最不同的特点：研发团队非常开放，注重用户反馈，并与之坦诚互动交流。
Win...
How can I get the behavior of GNU's readlink -f on a Mac?
On Linux, the readlink utility accepts an option -f that follows additional links. This doesn't seem to work on Mac and possibly BSD based systems. What would the equivalent be?
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How to count the frequency of the elements in an unordered list?
I need to find the frequency of elements in an unordered list
33 Answers
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