Always deserves a mention:

2 * b || ! (2 * b)

I forget the original source of this; it had some other ones it it, but I also forget what they were.

class Employee
{
    long lunches;
    short hours;
    double pay;
};

Code to display the name of everyone's favorite web site ... eventually:

void x(void) { x(); }

Apple naming function:

function name($product){
     return 'i'.$product;
}

Google naming function:

function name($product){
     return $product.' beta';
}

Microsoft naming function:

function name($product){
     return name($product);
}

SELECT * FROM businesses WHERE business LIKE 'show_business%';

0 ROWS RETURNED

while(whatWeNeed != education())
{
   wall->add(bricks++);
}

bikini.ToString();

ahem.

void CreateLimerick() {
#define poemKind terriblySlick
  if (lines == 5
  && rhymesWith("live") {
DoLaugh(); Perform(new Trick()); }}

Spinoff on Uri's answer...

public class Chicken {
    private Chicken() {
        ...
    }
    public Egg layEgg() {
        return new Egg();
    }
}

public class Egg {
    private Egg() {
        ...
    }
    public Chicken hatch() {
        return new Chicken();
    }
}

public double penetration;

Can't remember the original off the top of my head (feel free to edit this if you can) but something like this. For Star Wars fans

do || !do;
// try {};

This one was in Futurama

10 HOME
20 SWEET
30 GOTO 10

public class Egg
{
    int hashCode()
    {
       ...
    }
}

From a t-shirt

i > u

Here's a bible one:

class the_earth
{
...
};
class the_meek : public the_earth
{
...
};

Oldie:

while ( !(succeed = try()) );

FORTH LOVE? IF HONK THEN

10 LATHER
20 RINSE
30 GOTO 10

if(youreHappyAndYouKnowIt) {
    clapYourHands();
}

while (looks($girl) < "hot"){
    beer.next();
}

cd pub
more beer

A bit more cryptic:

mkfifo('dream')

def Life()
   while heartbeats
       wakeup
       breakfast
       if weekday
          work
          lunch
          work
       else
          play
          lunch
          play
       supper
       bath
       while (!sex) 
          sleep
   exit

pthread_mutex_lock(&coop_mutex);
pthread_cond_wait(&hatched_cv, &coop_mutex); 
ct = count_chickens();
pthread_mutex_unlock(&coop_mutex);

FK UNICODE

Oh, pseudocode phrases? No...

OK So it's SQL but still it tickles my fancy...

Select * from Users
Where Clue is not null

Rows Returned: 0

Courtesy of the Think Geek Overlords

for(int i=99; i>=0; i--)
{
    if(i!=99) cout<< i <<" bottles of beer on the wall"<<endl;

    cout<<i<<" bottles of beer on the wall, "<< i <<" bottles of beer."
        <<"Take one down, pass it around, "

     if(i==0) cout<<"no more bottles of beer on the wall. Hiccup!"<<endl<<endl;
}

The only constant in our world is change:

    public class OurWorld {
      public const int change;
    }

Short but sweet:

grep needle haystack

Another from Futurama:

10 SIN
20 GOTO HELL

From The Simpsons.

C:/dos, C:/dos/run, Run/dos/run

There's one from Futurama. A crippled (young) robot is holding this:

while (1){
   printf("I love mom");
}

I$ find "your_lack_of_faith_disturbing"

Perl Poetry ^[1]

if ("a packet hits a pocket") {
On: a;
socket(ON, A ,PORT,"")
       && the bus is interrupted as a very-last-resort
       && the address of the memory makes your 
          floppy disk, abort;

} else {

"The socket packet pocket has an";
error: to-report;
} 

if ("your cursor finds a menu item") { 
"followed by a dash"
        && "the double clicking icon";
puts: your-items-in-the-trash
        && your data is corrupted cause the 
           index("doesn't", "hash");

} else {
"Your situation is hopeless"
        && Your system's gonna crash;
} 

if ("the label on the cable") {
On-the-table, at-your-house;
Says_the; 
sub network {"is connected to the button on your mouse"};
BUT: Your-packets, want-to; 
{/tunnel to another protocol/};
thats: repeatedly-rejected; 
{/by the printer/}; "down the hall"
        && "YOUR SCREEN is all distorted";
{/by the side effects of Gauss/};
so: "your icons", in-the-window;
"are as wavy as a souse";

} else {
YOU: "may as well reboot" && "go out with a !";
CAUSE: /Sure as Im a poet/;
THIS: suckers-gonna-hang;
}

print "Seuss as a tech writer - Kevin Meltzer\n";

#!/bin/bash
# Apologies to John, Paul, George, and Ringo.
while true; do
   echo "Strawberry Fields"
done

Or:

yes "*****" "====="  # Where's my sousaphone?

From just before last year's election (obviously referencing the former President Bush and the Presidential candidate Barack Obama and his running mate Joe Biden, for those not in the US):

Bush^3 vs. /O(s|b)ama Bi(n La)?den/ -- YOU DECIDE!

Bible reference:

first = last;  
last = first;

probably lame .. but

class Person
{
    //....
    boolean exists()
    {
        return this.thinks();
    }
    boolean thinks()
    { 
        return this.brain != null; 
    }
}

reaction = screwed? flight() : fight();

Or:

function respond(situation) {
 if (situation == screwed)
  flight();
 else
  fight();
}

if ($eggs->haveHatched) {
   $chickens = count($eggs->get());
}

select * from users where clue > 0
0 rows returned

 sudo find / -name "*egg*" > basket

HermanD what about

if what.goes_around == what.comes_around
   do.good
end

For the Star Wars geek...

$DO || ! $DO: try  
try: command no found

OR

if(child.eatsVegetables()) {
   child.becomeBigAndStrong();
}else{
   child.remainSmallForever();
}

OR EVEN

if(self.makeFunnyFace()) {
   if(faceMakingTime > aLongTime) {
        self.face().freeze();
    }
}

Name that tune:

if (baby.getEndDate() != null) {
  setAddress(
    new Dwelling("HeartBreak Hotel", "Lonely Street"));
}

for (int i=0; i<3; i++) {
  loneliness++;
}
mood--;

if (crowded) { // crowded always true?
  Room room = new Room();
  room.setClientelle("BROKEN_HEARTED_LOVERS")
  room.setFunction("GLOOM_AVERSION_THERAPY")
  room.getInventory().add(new Carton("Tissues"));
  room.book();
}    

if (role() == BELL_HOP && teary()) {
  global_tear_count++;
  setResidency(PERMANENT);
}  

if (role() == DESK_CLERK && getAttire.color() == Color.BLACK) {
  setResidency(PERMANENT);
}

if (recent(baby.getEndDate()) && !member()) {
  ambulate(getAddress("HeartBreak Hotel"));
}

Courtesy Gen-e-sis.com ^[1]

public class Person
{
    public DateTime LearningCurve { get; set; }

    public DateTime LifeExpectancy { get; set; }

    public bool Stoopid
    {
        get
        {
            return this.LearningCurve > this.LifeExpectancy;
        }
    }
}

for(;$i<3;) {
     $u;
}

"I Love you forever" (although i is undefined...)

Cheesy as...but every time I see someone type "<3" regarding "love" I always say it in my head as "less than three".

class Vader
{
    // ...
};

class Luke : public Vader
{
    // ...
};

It was when Lucas accidentally enabled RTTI that it happened...

Yoda found one of the legitimate uses of goto in C

if(fear)
    goto Anger;

Anger:
    goto Hate;

Hate:
    goto Suffering;

Suffering:
    ; // Dark side.

In C you could do:

float Titanic = FALSE;

from VBA (this was on a website a but can't remember which one)

Dim Everything as Object 

If Everything Is Nothing Then 
    MsgBox "This is a paradox of the universe." 
End If 

Sub and Function Names

Sub MachineGun ()
Sub Stitute () 
Sub Marine () 
Sub Human () 
Function Ality () 

Declaration Statements

Dim Lotus(1 To 3) 
Dim Wit, TheLights 
Public Exposure 
Dim Julian As Boolean, King As String, Kong As Long 
Dim BaseballCards As New Collection 
Dim Mouthful as Byte 
Dim Dewey As Decimal 
Dim DatingService As Single 
Public Nudity As Graphic 
Dim Trouble As Double 
Static Cling, Electricity 
Dim Rope as String 
Dim Bones, Bones, DryBones 
ReDim HisRights 

VBA Statements

On Error GoTo Hell 
If IsMissing(InAction) Then GoTo MilkCarton 
If IsNull(Warranty) And Void Then BuyaNew1 
Cocktail = Abs(Vodka) 
SendKeys "Because I'm locked out" 
Synergy = Whole > Application.Sum(ItsParts) 
Brightness = Array("of", "light") 
Yield = Right(OfWay, 2) 
Perfect10 = DateValue(Tiffany) 
If(IsEmpty(Head)) Then GoTo School 
WoodenHouse = Log(Cabin) 
Kill("SomeTime")Heart = Val(Entine) 
RaiseEvent Hell 
Brittney = Space(Cadet) 
Seek(AndYeShallFind) 
Lonely = Left(Out, 1) 
OnWithThe.ShowDeadActor = Dir("WoodKirby") 
Call MeACab(Hansom) 
Application.Run "Away" 
GoodIdea.Copy 
Wallpaper.Paste 
Range("HomeOnThe").Activate 
Lubricant = Shell("\Oil") 
Mismatch = Round(Sqr(Peg), 0) 
Actor = Val(Kilmer) 
Map = Rand(McNally) 
GoTo Jail 

Do Walk Backwards 
  Loop Until Christmas

From the Fifth Element:

if (!kills(you)) {
    you.stronger();
}

Try this:

float or_sink = 0xB000;
int eresting_value = 1;
volatile bool sheet = TRUE;

My definition of everything: SELECT * FROM *

$TheQuestion = (ToBe() || !ToBe());

Just saw this is based on the same quote as the highest rated pseudo-code example in this thread...

In commenting on an answer to this question ^[1], which asks about converting strings of hex digits to decimal, I ended by suggesting:

It's a matter of taste: 6 of one, C>>1 of another.

SELECT * FROM tblMeals WHERE type = 'lunch' AND cost = 0;

0 ROWS RETURNED

When everybody tells you that you like every kind of woman:

class Everyone<T> where T : IDoable
{
  T woman;

   public void haveFun()
   {
       //Cool stuff goes here!
   }
}


class Blonde : IDoable
{
   ...
}

class Brunette: IDoable
{
   ...
}

void test(char *str, int max) throw(...)
{
    if (_stricmp(str, "Bathwater")
    {
        strcat_s(str, max, " Baby");
        throw(str);
    }
}

This is what I like to call: To be married

//Singleton
public class Marriage
{
   static Marriage myMarriage = null;          // the best option!!
   public Woman myWoman {get; private set};    // why private!!

   private Marriage
   {
      myWoman = new Woman();    // smelly code... no new
   }

   public static Marriage getInstance()
   {
      if(myMarriage == null)
        myMarriage = new Marriage();

        return myMarriage;
   }
}

C#:

while((bouncing = paycheck())) new Action(() => {})();

JavaScript:

while((bouncing = paycheck())) (function() {})();

oh->shit(pointer);

while(DateTime.Now < DateTime.Now.Date.AddHours(17).AddMinutes(1))
{
    HttpWebRequest myRequest =
  (HttpWebRequest)WebRequest.Create("http://stackoverflow.com/users/USERID?sort=reputationhistory");
    HttpWebResponse myResponse = (HttpWebResponse)myRequest.GetResponse();
}

From the movie The Shining

All work and no play makes Jack a dull boy.

if (Work() and Not Play) then Jack = Dull

or

if (Work() && !Play) Jack = Dull;

if what.goes_around?
  what.comes_around
end

Whenever using a static variable in a function in PHP, I can never get past the temptation just to write:

static $x;

_{[explanation] ^[1]}

It makes the code really hard to understand, but it's totally worth it.

Might be something music relative.

function dance($year) {
    if($year == 1990) {
        $this->stop();
        $this->hammer_time();
    }
}

[england.sell(p) for p in pounds]

or:

map(england.sell, pounds)

I saw this on a coffee cup once

Cup<T>

I make money this way!!

if (pocket.money.saving() < money.currency.usd(500)) { 
   moneyrenter money = new moneyrenter(4000, money.currency.usd());
   pocket.money.charge(money);
}

Put it on a thread and you'll never get poor!!! :D :D