fogus

fn( reduce
  [?f ?lst]
  if(empty?(?lst)
    ?f()
  else
    ?f(first(?lst)
       reduce(?f rest(?lst)))))

reduce(_(1 2 3 4 5) +)

fogus

fn( reduce
  [F Lst]
  if(empty?(Lst)
    F()
  else
    F(first(Lst)
      reduce(F rest(Lst)))))

reduce(_(1 2 3 4 5) +)

fogus

package retweetrec

import scala.xml.XML
import java.net.URL
import java.io.InputStream

object ReTweetRec {

  def getFollowers(id: String) = {
    val data = new URL("http://twitter.com/followers/ids/" + id + ".xml").getContent

fogus

/*
{}                      // map literal syntax
()                      // tuple literal syntax
[]                      // list literal syntax
foo                     // a symbol
"foo"                   // a string
foo => bar              // a pair
:.                      // a block (similar to progn)
=                       // bind

fogus

/*
{}          // map literal syntax
()          // tuple literal syntax
||          // set literal syntax
[]          // list literal syntax
foo         // a symbol
"foo"       // a string
foo => bar  // a pair
:.          // a block (similar to progn)

fogus

def foo = {}            // start with an empty map
foo.n = 42              // put a property 
foo.z = 0               
foo?n                   // does foo have property n?
foo.n                   // lookup property n

def bar = {|| => [print("Hello Cleveland")]}
bar()                   // prints Hello Cleveland
bar.||                  // returns the list `[print("Hello Cleveland")]`

fogus

def foo = {}            // start with an empty map
foo.n = 42              // put a property 
foo.z = 0               
foo?n                   // does foo have property n?
foo.n                   // lookup property n

def bar = {|| => [print("Hello Cleveland")]}
bar()                   // prints Hello Cleveland
bar.||                  // returns the list `[print("Hello Cleveland")]`

fogus

def foo = {}            // start with an empty map
foo.n = 42              // put a property 
foo.z = 0               
foo?n                   // does foo have property n?
foo.n                   // lookup property n

def bar = {|| => [print("Hello Cleveland")]}
bar()                   // prints Hello Cleveland
bar.||                  // returns the list `[print("Hello Cleveland")]`

fogus

def foo = {}            // start with an empty map
foo.n = 42              // put a property 
foo.z = 0               
foo?n                   // does foo have property n?
foo.n                   // lookup property n

def bar = {|| => [print("Hello Cleveland")]}
bar()                   // prints Hello Cleveland
bar.||                  // returns the list `[print("Hello Cleveland")]`

fogus

def foo = {}            // start with an empty map
foo.n = 42              // put a property 
foo.z = 0               
foo?n                   // does foo have property n?
foo.n                   // lookup property n

def bar = {|| => [print("Hello Cleveland")]}
bar()                   // prints Hello Cleveland
bar.||                  // returns the list `[print("Hello Cleveland")]`