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What are type lambdas in Scala and what are their benefits?
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Type lambdas are vital quite a bit of the time when you are working with higher-kinded types.
Consider a simple example of defining a monad for the right projection of Either[A, B]. The monad typeclass looks like this:
trait Monad[M[_]] {
def point[A](a: A): M[A]
def bind[A, B](m: M[A...
Count the number of occurrences of a character in a string in Javascript
I need to count the number of occurrences of a character in a string.
33 Answers
33
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Get Android .apk file VersionName or VersionCode WITHOUT installing apk
How can I get programmatically get the version code or version name of my apk from the AndroidManifest.xml file after downloading it and without installing it.
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How to capitalize first letter of each word, like a 2-word city? [duplicate]
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There's a good answer here:
function toTitleCase(str) {
return str.replace(/\w\S*/g, function(txt){
return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();
});
}
or in ES6:
var text = "foo bar loo zoo moo"...
How to instantiate non static inner class within a static method?
I have the following piece of code:
4 Answers
4
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Cluster analysis in R: determine the optimal number of clusters
Being a newbie in R, I'm not very sure how to choose the best number of clusters to do a k-means analysis. After plotting a subset of below data, how many clusters will be appropriate? How can I perform cluster dendro analysis?
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VIM Replace word with contents of paste buffer?
...file and want to do it with a vi command, not an EX command such as :%s///g . I know that this is the typical way one replaces the word at the current cursor position: cw<text><esc> but is there a way to do this with the contents of the unnamed register as the replacement text and wit...
Alternatives to gprof [closed]
What other programs do the same thing as gprof?
7 Answers
7
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grunt: command not found when running from terminal
I'm new to Grunt. I'm trying to configure Grunt on my Mac OSX Lion.
6 Answers
6
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How to count duplicate value in an array in javascript
Currently, I got an array like that:
28 Answers
28
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