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View GitHub Profile
View gist:ec627b32670dd31f4028
sealed trait Interact[A]
case class Ask(prompt: String)
extends Interact[String]
case class Tell(msg: String)
extends Interact[Unit]
trait Monad[M[_]] {
def pure[A](a: A): M[A]
View safety.cpp
// Illustrate disciplined C++ code
// http://www.cplusplus.com/reference/vector/vector/
#include <vector>
#include <iostream>
using namespace std;
class Foo {
public:
@FranklinChen
FranklinChen / ForBill.hs
Created Nov 18, 2013
For @BillLaboon hey @FranklinChen is there an easy way in Haskell to find out which element in a list is most common, e.g. [1,1,1,2,3] -> 1 ?
View ForBill.hs
import Test.HUnit
import qualified Data.List as List
import qualified Data.Ord as Ord
import Data.PSQueue as PSQueue
{-
For @BillLaboon
hey @franklinchen is there an easy way in Haskell to find out which element in a list is most common, e.g. [1,1,1,2,3] -> 1 ?
View tree_select.rb
require 'minitest/autorun'
# Traverse in preorder
def tree_traverse(tree, &block)
if tree.is_a? Array and tree.length > 0
yield tree
tree.each {|t| tree_traverse(t, &block) }
end
end
@FranklinChen
FranklinChen / WordCount.hs
Created Dec 8, 2011
Knuth/McIlroy word count task using Haskell
View WordCount.hs
import qualified System
import qualified Data.List as List
import qualified Data.Char as Char
import qualified Data.HashMap.Strict as HashMap
main :: IO ()
main = do
[arg] <- System.getArgs
text <- getContents
let n = read arg
@FranklinChen
FranklinChen / inheritance.c
Created Nov 7, 2011
Most basic inheritance in C
View inheritance.c
#include <stdlib.h>
#include <stdio.h>
/* Single inheritance, treating Animal as abstract base class. */
typedef struct Animal_vtable {
void (*eat)(void *);
void (*sound)(void *);
} Animal_vtable;
typedef struct Animal {
@FranklinChen
FranklinChen / cpp_abuse_1.cc
Created Oct 5, 2011
C++ abuse: simple example
View cpp_abuse_1.cc
// C++ abuse
#include <iostream>
using namespace std;
class Animal {
public:
virtual void food() = 0;
virtual void sound() = 0;
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