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Check if character is number?
I need to check whether justPrices[i].substr(commapos+2,1) .
22 Answers
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VBA - how to conditionally skip a for loop iteration
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31
Couldn't you just do something simple like this?
For i = LBound(Schedule, 1) To UBound(Schedule...
How does the Brainfuck Hello World actually work?
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+100
1. Basics
To understand Brainfuck you must imagine infinite array of cells initialized by 0 each.
...[0][0][0][0][0]...
When bra...
Using comparison operators in Scala's pattern matching system
...i.e. an if and a boolean expression after the pattern:
a match {
case 10 => println("ten")
case x if x > 10 => println("greater than ten")
case _ => println("less than ten")
}
Edit: Note that this is more than superficially different to putting an if after the =>, becau...
What's the opposite of chr() in Ruby?
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10 Answers
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Installing older version of R package
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155
To install an older version of a package from source (within R):
packageurl <- "http://cra...
The 'json' native gem requires installed build tools
I have ruby 1.9.2p180 (2011-02-18) [i386-mingw32] installed on my windows 7 machine. Now I tried to install the JSON gem using the command, "gem install json" and got the following error.
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How do I run IDEA IntelliJ on Mac OS X with JDK 7?
I use Mac OS X 10.8.2, and use JDK 7. Now I downloaded the latest version of IDEA IntelliJ, 11. But it doesn't seem to start without JDK 6. Is there any workaround?
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scipy.misc module has no attribute imread?
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15 Answers
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