JoC #33: Playing Breakout! Collision detection

      Finagles’ 8th Rule: Teamwork is essential; it allows you to blame someone else.

Today, we’re finally getting our breakout game into a playable state! Yes!!

See how to implement functionality to recognise when the ball hits a block, and make the block disappear. This is really the centrepiece of our program – from now on, everything else is detail.

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Concepts discussedcollision detection, removing an object from the world

Download (scenario as of beginning of this episode):

JoC #9: Snakes on a plane!

      Satisfaction lies in the effort, not in the attainment; full effort is full victory.
            — Mahatma Gandhi

Things are start to heat up in our scenario: Snakes are chasing Trick (the turtle) over the plane. (That’s, of course, ‘plane’ as in ‘flat bit of ground’, not as in ‘flying thing’).

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Concepts discussedHmm, don’t know. Creating yet another class. Copy-and-paste coding – is that a concept?

JoC #7: Lettuce is good for you!

      The person who knows HOW will always have a job, but the person
      who knows WHY will always be his/her boss.
          — Anonymous

Trying a different presentation style for a change (in an attempt to speed things up a bit), today we’ll do a quick run through first, followed by some explanation.

And what we’re doing is giving our turtle something to eat. Have a look.

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Concepts discussed: creating a new class, if statement, collision detection, saving the world (yes, really.)