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How to make a flat list out of list of lists?
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42 Answers
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Rails I18n validation deprecation warning
I just updated to rails 4.0.2 and I'm getting this warning:
5 Answers
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Max length for client ip address [duplicate]
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For IPv4, you could get away with storing the 4 raw bytes of the IP address (each of the numbers between the periods in an IP address are 0-255, i.e., one byte). But then you would have to translate going in and out of the DB and t...
Get the closest number out of an array
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ES5 Version:
var counts = [4, 9, 15, 6, 2],
goal = 5;
var closest = counts.reduce(function(prev, curr) {
return (Math.abs(curr - goal) < Math.abs(prev - goal) ? curr : prev);
});
console.log(closest);
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TCP 的那些事儿（上） - 更多技术 - 清泛网 - 专注C/C++及内核技术
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很多人会问，为什么建链接要3次握手，断链接需要4次挥手？
对于建链接的3次握手，主要是要初始化Sequence Number 的初始值。通信的双方要互相通知对方自己的初始化的Sequence Number（缩写为ISN：Inital Sequence Number）——所...
Generic List - moving an item within the list
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I know you said "generic list" but you didn't specify that you needed to use the List(T) class ...
SQL RANK() versus ROW_NUMBER()
...iRitesh Mengji
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Swift - which types to use? NSString or String
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answered Jun 4 '14 at 13:24
CezarCezar
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Missing Maven dependencies in Eclipse project
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