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How to find the length of a string in R
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See ?nchar. For example:
> nchar("foo")
[1] 3
> set.seed(10)
> strn <- paste(sample(LETTERS, 10), collapse = "")
> strn
[1] "NHKPBEFTLY"
> nchar(strn)
[1] 10
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rspec 3 - stub a class method
I am upgrading from rspec 2.99 to rspec 3.0.3 and have converted instance methods to use allow_any_instance_of , but haven't figured out how to stub a class method. I have code like this:
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Groovy: what's the purpose of “def” in “def x = 0”?
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edited Oct 11 '08 at 16:09
answered Oct 9 '08 at 3:51
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pass **kwargs argument to another function with **kwargs
...t lists
– dinosaur
Sep 19 '15 at 17:05
8
An actual code example would make this answer considerab...
Building C# Solution in Release mode using MSBuild.exe
...r solution(*.sln)] /t:Build /p:Configuration=Release /p:TargetFramework=v4.0
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Difference between float and double in php?
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answered Jul 19 '10 at 12:14
MacmadeMacmade
47.4k1111 gold badges101101 silver badges120120 bronze badges
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MVC3 Razor: Displaying html within code blocks
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230
You could use @: to escape:
@if(Model.foo)
{
@:Hello World
}
or the special <text> ...
Ruby combining an array into one string
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307
Use the Array#join method (the argument to join is what to insert between the strings - in this...
Viewing all `git diffs` with vimdiff
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answered Sep 15 '10 at 0:27
chuckgchuckg
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Transpose/Unzip Function (inverse of zip)?
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802
zip is its own inverse! Provided you use the special * operator.
>>> zip(*[('a', 1), ...