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...了不会主动续约并且会继续使用过期IP，详细描述见http://www.net.princeton.edu/android/android-stops-renewing-lease-keeps-using-IP-address-11236.html。这个问题导致的问题表象是，在超过租期的某个时间点（没有规律）会导致IP过期，老的TCP连接不...
Emulating a do-while loop in Bash
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How do I implement basic “Long Polling”?
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Python naming conventions for modules
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What is a 'semantic predicate' in ANTLR?
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Difference between applicationContext.xml and spring-servlet.xml in Spring Framework
...<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
h...
What is a Proxy in Doctrine 2?
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What specifically are wall-clock-time, user-cpu-time, and system-cpu-time in UNIX?
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Why is “Set as Startup” option stored in the suo file and not the sln file?
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Is python's sorted() function guaranteed to be stable?
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