reem

function all(promises) {
  return promises.reduce(function (previous, next) {
    return join(previous, next, function ([previous_results, next_val]) {
      previous_results.push(next_val);
      return previous_results;
    });
  }, Promise.resolve([]));
}

function join(x, y) {

reem

fn main() {
    #[deriving(Show)]
    struct Foo {
        a: i32
    }

    let mut test:Vec<Foo> = Vec::new();
    test.push(Foo { a: 1 });
    test.push(Foo { a: 3 });
    test.push(Foo { a: 2 });

reem

import numpy.random as nprnd
from time import clock

def r_step_generator(lo, hi):
    num = lo
    diff = hi - lo
    while True:
        num += nprnd.randint(0, diff)
        if num < hi:
            yield num