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Specifying rails version to use when creating a new application

I have two versions of rails (2.1.0 and 2.2.2) installed in my computer. 7 Answers 7 ...
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How to set versionName in APK filename using gradle?

... 229 I only have to change the version name in one place. The code is simple too. The examples belo...
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Common elements comparison between 2 lists

... 282 >>> list1 = [1,2,3,4,5,6] >>> list2 = [3, 5, 7, 9] >>> list(set(lis...
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Sample random rows in dataframe

... First make some data: > df = data.frame(matrix(rnorm(20), nrow=10)) > df X1 X2 1 0.7091409 -1.4061361 2 -1.1334614 -0.1973846 3 2.3343391 -0.4385071 4 -0.9040278 -0.6593677 5 0.4180331 -1.2592415 6 0.7572246 -0.5463655 7 -0.8996483 0.4231117 8 ...
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App Inventor 2 数学代码块 · App Inventor 2 中文网

...反馈 App Inventor 2 数学代码块 基础数字块 ( 0 ) 进制数字块 ( 0 ) 等于 ( = ) 不等于 ( ≠ ) 大于 ( > ) 大于等于 ( ≥ ) 小于 ( < ) 小于等于 ( ≤ ) ...
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Format number to 2 decimal places

I would like to know how can I output a number with 2 decimal places, without rounding the original number. 6 Answers ...
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Is there an equivalent for the Zip function in Clojure Core or Contrib?

... 220 (map vector '(1 2 3) '(4 5 6)) does what you want: =&gt; ([1 4] [2 5] [3 6]) Haskell need...
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How can I create a two dimensional array in JavaScript?

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Algorithm to calculate the number of divisors of a given number

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How can I plot with 2 different y-axes?

...that each set of points has its own (different) y-axis (i.e., in positions 2 and 4 on the figure) but the points appear superimposed on the same figure. ...