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1、美国（使用GCM）：
启动时，会保持7分钟心跳（CDMA2000网络）维持长连接半小时，之后主动断开长连接。当有消息时，服务器会发送GCM消息，Line客户端接收到GCM消息后，重新建立长连接，并再次用心跳维持半个小时。
2、国...
Background image jumps when address bar hides iOS/Android/Mobile Chrome
...s an elegant solution. However, iOS has a vh bug (http://thatemil.com/blog/2013/06/13/viewport-relative-unit-strangeness-in-ios-6/). I attempted using a max-height to prevent the issue, but it remained.
2) The viewport size, when determined by Javascript, is not affected by the URL bar. Therefore,...
Python naming conventions for modules
...wered Apr 2 '09 at 22:34
Stephan202Stephan202
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Difference between applicationContext.xml and spring-servlet.xml in Spring Framework
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edited Jun 20 at 9:12
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answered Apr 11 '13 at 4:58
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Android activity life cycle - what are all these methods for?
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Ravindra babu
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answered Feb 28 '15 at 6:42
Arun KumarArun Kumar
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How to make rounded percentages add up to 100%
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answered Nov 20 '12 at 23:02
vvohra87vvohra87
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Function pointers, Closures, and Lambda
...ne.com/JsDVBK
– smac89
Nov 8 '16 at 20:47
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How to make an app's background image repeat
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edited Mar 15 '14 at 15:20
Michael
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answered Ap...
How to work around the lack of transactions in MongoDB?
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Zameer AnsariZameer Ansari
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Visual Studio support for new C / C++ standards?
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edited Jun 20 at 9:12
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answered Sep 28 '08 at 18:24
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