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What is IP address '::1'?
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::1 is the loopback address in IPv6. Think of it as the IPv6 version of 127.0.0.1.
See http:...
Regular expression for floating point numbers
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How can I scale the content of an iframe?
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How to insert element into arrays at specific position?
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array_slice() can be used to extract parts of the array, and the union array operator (+) can r...
Fastest way to flatten / un-flatten nested JSON objects
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Reverse Range in Swift
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Update For latest Swift 3 (still works in Swift 4)
You can use the reversed() method on a ran...
How to calculate the number of occurrence of a given character in each row of a column of strings?
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What is the most efficient way of finding all the factors of a number in Python?
...return set(reduce(list.__add__,
([i, n//i] for i in range(1, int(n**0.5) + 1) if n % i == 0)))
This will return all of the factors, very quickly, of a number n.
Why square root as the upper limit?
sqrt(x) * sqrt(x) = x. So if the two factors are the same, they're both the square...
Oracle 11.2.0.4 RAC FOR redhat 6.4 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
Oracle 11.2.0.4 RAC FOR redhat 6.41、安装REDHAT 6.41.1语言选择 中文 键盘布局 美国英语磁盘选择，我第一次安装忘了把磁盘柜断开了，断开再次安装，没有这个选项了选着...1、安装REDHAT 6.4
1.1语言选择 中文 键盘布局 美国英语
磁盘...
Interpolating a string into a regex
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answered Sep 29 '08 at 18:53
Jonathan LonowskiJonathan Lonowski
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