I am experimenting with a more functional style in my JavaScript; therefore, I have replaced for loops with utility functions such as map and reduce.  However, I have not found a functional replacement for while loops since tail call optimization i...
Is there a javascript equivalent of Python's zip function?  That is, given multiple arrays of equal lengths create an array of pairs.  For instance, if I have three arrays that look like this:  var array1 = [1, 2, 3]; var array2 = ['a',...
How would you implement the Cartesian product of multiple arrays in JavaScript?  As an example,  cartesian([1, 2], [10, 20], [100, 200, 300])    should return  [   [1, 10, 100],   [1, 10, 200],   [1, 10, 300],   [2, 10, 100],   [2, 10, 200]   ... ]...
I need to split a JavaScript array into n sized chunks.  E.g.: Given this array  ["a1", "a2", "a3", "a4", "a5", "a6", "a7", "a8", "a9", "a10", "a11", "a12&#...
I have looked at similar questions and answers and have not found an answer that directly addresses my question. I am struggling to understand how to use Maybe or Eitheror Monads in conjunction with piping functions. I want to pipe functions togeth...
In Javascript, how can one determine the number of formal parameters defined for a function?  Note, this is not the arguments parameter when the function is called, but the number of named arguments the function was defined with.  function zero() {...
I really like chaining Array.prototype.map,  filter and reduce to define a data transformation. Unfortunately, in a recent project that involved large log files, I could no longer get away with looping through my data multiple times...  My goal:  I w...
Can someone explain this function?  var bindbind = Function.prototype.bind.bind(Function.prototype.bind);   I understand the result it produce:  var bindedContextFunc = bindbind(function)(context); bindedContextFunc(args);   But do not understand pro...

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