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How can I brew link a specific version?
... same package in /usr/local/Cellar/libfoo like /usr/local/Cellar/libfoo/1.0.1 , /usr/local/Cellar/libfoo/HEAD and /usr/local/Cellar/libfoo/mycopy
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Array initializing in Scala
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143
scala> val arr = Array("Hello","World")
arr: Array[java.lang.String] = Array(Hello, World)
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Why does parseInt yield NaN with Array#map?
...of the element.
In this case, you ended up calling parseInt with radix 0, 1 and 2 in turn. The first is the same as not supplying the parameter, so it defaulted based on the input (base 10, in this case). Base 1 is an impossible number base, and 3 is not a valid number in base 2:
parseInt('1', 0...
c# datatable insert column at position 0
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178
You can use the following code to add column to Datatable at postion 0:
DataColumn Col ...
What does the caret operator (^) in Python do?
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177
It's a bitwise XOR (exclusive OR).
It results to true if one (and only one) of the operands (...
Algorithm to get the excel-like column name of a number
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实战Nginx与PHP（FastCGI）的安装、配置与优化 - 更多技术 - 清泛网 - 专注...
...，这就是Nginx+FastCGI的整个运作过程。详细的过程，如图1所示。
图1 Nginx+FastCGI运行原理
三、spawn-fcgi与PHP-FPM
前面介绍过，FastCGI接口方式在脚本解析服务器上启动一个或者多个守护进程对动态脚本进行解析，这些进程就...
How to match a String against string literals in Rust?
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101
You can do something like this:
match &stringthing[..] {
"a" => println!("0"),
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