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code not working

By gamingskyrim, with 3 replies.
Last reply by Super_Hippo, about 10 years ago:

You have to import the List class. <Code Omitted>

Snake game- length of snake

By nush99, with 2 replies.
Last reply by nush99, about 10 years ago:

bounce off walls

By sjstiglet, with 1 reply.
Replied to by davmac, about 10 years ago:

sjstiglet wrote...

Nothing I try works.

If you post what you think is your best attempt, we can help you figure out what is wrong with it.

Multiplayer?

By kiarocks, with 13 replies.
Last reply by apps92, about 10 years ago:

Hi, I have run the scenario in latest version of greenfoot, it shows the compilation error, of three old methods setSimulation being obselete. I have replaced them with the new set method. However still when I run the scenario as a server, keeping ip address blank, it shows a runtime exception java.lang.RuntimeException: Error: Connection has not been initialised. at Connection.receiveInts(Connection.java:197) at Rocket.act(Rocket.java:92)

Objects get stuck at top and right of screen?

By JarJarBanks7, with 13 replies.
Last reply by danpost, about 10 years ago:

JarJarBanks7 wrote...

One problem though,using an else statement would only work if there were only two directions; if an else is used, then if it isnt 1 it would run the d==2 code .same goes for any other d= statement that you add an else to.If this isnt what you meant then explain further or if willing,give example code

You could just add an 'else' at the beginning of lines 56 and 62. That way each axis is treated separately.

the fruit doesnt glitch out and constantly try to move left and right a the same time, it just stops, sometimes before the edge

This was becaus

How to add game you made

By JovanLazic, with 1 reply.
Replied to by Super_Hippo, about 10 years ago:

You want to upload a scenario? In your Greenfoot program, click on Export in the top right corner.

Issue with counter (nullexceptionerror)

By ladamson, with 1 reply.
Replied to by Super_Hippo, about 10 years ago:

The issue is (probably) in your WombatWorld class. Please use the 'code' tags to post code.

java.lang.OutOfMemoryError: HOW CAN I SOLVE IT

By dimpap5555, with 5 replies.
Last reply by dimpap5555, about 10 years ago:

Thank you very much guys if i have new problems i will inform you again

gameover

By Dayuyu, with 5 replies.
Last reply by Dayuyu, about 10 years ago:

i done it thank for help

Final score

By Dayuyu, with 1 reply.
Replied to by danpost, about 10 years ago:

You could just have the final world add the Score object to itself with something like this: <Code Omitted>

pause button

By Dayuyu, with 2 replies.
Last reply by Dayuyu, about 10 years ago:

ok i have object overtop...now i fix that... it work.. thank..

Snake game- score counter

By nush99, with 1 reply.
Replied to by danpost, about 10 years ago:

Whether you want a visible counter or not, you can check out my Value Display Tutorial scenario.

Random timed movement, ranged player detection and camera tracking

By Parte, with 113 replies.
Last reply by Parte, about 10 years ago:

danpost wrote...

I have added a Movement_Test2 class because if the code for the movement (moving up,down,left,right) are in the same class as the Player class which contains the mouse movement; the player will merge with the walls when up against the walls as the player turns, to avoid this I split the movement of the player into a separate class.

There would be no difference had you placed the movement code in the act method of the class of the player. You can still be moving, or adjusting the location of the player, on similar conditions. That is, I realize that the im

Actor not in the world error

By ymym, with 2 replies.
Last reply by danpost, about 10 years ago:

You could also force an immediate exit from the act method by adding a return statement after removing the actor from the world: <Code Omitted>Any other actions you may want to do when the actor is removed can be done before the return statement (or even before removing the actor).

My game- snake eats food

By nush99, with 1 reply.
Replied to by Super_Hippo, about 10 years ago:

Instead of line 44, use this: <Code Omitted>You have to rename the method to something else or it won't work (line 43 calls the method in which it is in which will call the method again and so on). And then, at the end of the act-method, you need a call to the new method.

443

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