sblom

life =: 3 : '+./ (1 ,: y) *. 3 4="0 _ +/ +/ 1 0 _1 |."1/"(0 _) 1 0 _1 |./"0 _ y'

sblom

public class Base {
  public virtual int Accessor {
    get; set;
  }
}

public class GetOverride: Base {
  public override int Accessor {
    get {
      return base.Accessor - 1;

sblom

n = 1; While[Total[IntegerDigits[n!]] != 8001, n = n + 1]; n

sblom

(* Project Euler Problem 1 *)
(* Find the sum of all the multiples of 3 or 5 below 1000. *)

(* StreamSource[#&] is a simple idiom for "a stream of all the natural numbers". *)
ints = TakeWhile[StreamSource[# &], # < 1000 &];

(* Choose only the numbers that are multiples of 3 or 5. *)
filtered = Select[ints, Mod[#, 3] == 0 || Mod[#, 5] == 0];

(* Sum them. Will probably add Stream/:Total[] since it comes up a lot. *)

sblom

frac[1] = {{0, 1}, {1, 1}, {1,0}}
frac[n_] := frac[n] = frac[n - 1] ~Riffle~ newFracs[n - 1]
newFracs[n_] := Apply[Plus, #] & /@ Partition[frac[n], 2, 1]

(* Example usage: *)
Map[Apply[Divide, #] &, frac[14]]

(*
A few very surprising things happen here:

sblom

List<int> ns = new List<int> { 1, 2, 3, 4, 5, 6, 7, 8 };

Func<Func<int,int>,Func<Func<int,int,int>,Func<int,int,int>>> mapping = delegate(Func<int,int> f) {
  return (Func<int,int,int> f1) => ((int r, int i) => f1(r,f(i)));
};

Func<Func<int,bool>,Func<Func<int,int,int>,Func<int,int,int>>> filtering = delegate(Func<int,bool> pred) {
  return (Func<int,int,int> f1) => ((int r, int i) => {
    if (pred(i))
    return f1(r,i);

sblom

for /f "usebackq delims=*" %%p in (`powershell -ExecutionPolicy RemoteSigned -Command "& { . $env:LOCALAPPDATA\GitHub\shell.ps1 ; echo $env:path }"`) do set path=%%p

sblom

• A Scheme tutorial-qua-interactive-fiction-game built in Inform 6
  • More info
• The Z-Machine Specification
• Another (more modern) IF VM--Glulx

sblom

=LET(MakeAcc,LAMBDA(item1,item2,MAKEARRAY(2,1,LAMBDA(row,col,IF(row=1,item1,item2)))),
LAMBDA(arr,INDEX(REDUCE({0;-1},FILTER(arr,MAP(arr,LAMBDA(x,ISNUMBER(x))),{0}),LAMBDA(accum,time,
    LET(total,INDEX(accum,1),start,INDEX(accum,2),
    IF(start<>-1,
        MakeAcc(total+(time-start)*24,-1),
        MakeAcc(total,time)
    )
))),1)))