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Installing libv8 gem on OS X 10.9+
I'm trying to install libv8 3.16.14.3 but getting an error on OSX Mavericks using latest stable rvm and ruby-1.9.3-p125.
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Convert DateTime to String PHP
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edited Dec 3 '12 at 19:07
answered May 13 '12 at 3:17
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Easy way to list node modules I have npm linked?
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answered Jul 24 '14 at 14:13
mscdexmscdex
87.3k1212 gold badges152152 silver badges122122 bronze badges
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Truncating floats in Python
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return '.'.join([i, (d+'0'*n)[:n]])
This is valid in Python 2.7 and 3.1+. For older versions, it's not possible to get the same "intelligent rounding" effect (at least, not without a lot of complicated code), but rounding to 12 decimal places before truncation will work much of the time:
def...
no acceptable C compiler found in $PATH when installing python
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edited Jun 13 '18 at 11:52
Duncan
26122 silver badges1717 bronze badges
answered Nov 6 '13...
界面布局组件 · App Inventor 2 中文网
...。选择分别是：
1 （左对齐）
2 （右对齐）
3 （水平居中）
如果水平布局的宽度是自动，则对齐方式无效。
垂直对齐
一个数字，用于表示水平布局的内容如何垂直对齐。 选择分别是：
1 （顶部对齐）
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Run a single Maven plugin execution?
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139
As noted in How to execute maven plugin execution directly from command line?, this
functionali...
Finding three elements in an array whose sum is closest to a given number
...P: Given an array A of n integers and a target value S, does there exist a 3-tuple from A that sums to S?
modified problem P': Given an array A of n integers, does there exist a 3-tuple from A that sums to zero?
Notice that you can go from this version of the problem P' from P by subtracting ...
Grep for literal strings
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138
You can use grep for that, with the -F option.
-F, --fixed-strings PATTERN is a set of n...
What's the fastest way to loop through an array in JavaScript?
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346
After performing this test with most modern browsers:
https://jsben.ch/wY5fo
Currently, the fa...