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Member Avatar for game06

is there a function for: ex1: String = "2+2.3/34" output: double = 34.0 ex2: String = "45/4+3-0.4" output: double = 0.4 so, find the last operator and take the next number into double. note there are no spaces.

Member Avatar for JamesCherrill
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236
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hey, can some one help me with two things? first getting a error on "Animation animationObj" error:Animation cannot be resolved to a type 2nd i am trying to make a templet for making android games. this is what i have so far. two classes. one does the animation and other …

Member Avatar for game06
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i am making a calculator in swing and need help with some logic. so some of button my cal will have: 0,1,2,3,4,5,6,7,8,9,dot, mult,divide,mod, equal,sqrt, ln,log,sin,cos,tan, ^, exp, fractor, etc...... bc i have alot of buttons i need a good way to compute them. here what i am thinking: first user …

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error: No resource identifier found for attribute 'entriesValues' in package 'android' line: <ListPreference error: Error: No resource found that matches the given name (at 'entries' with value '@strings/list'). line: anroid:entries="@strings/list" error: Error: No resource found that matches the given name (at 'entriesValues' with value '@strings/lValues') line: android:entriesValues="@strings/lValues" res > xml …

Member Avatar for peter_budo
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I am considering going to android bootCamp "deltaprogram.us" or "www.codercamps.com" in texas. These are the only two good android camps i could find. Problem is that i cant seem to find any review about them. Let me know if any of you went there in past or you guys know …

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my r.java file in android is not updating. i already tried: 1 - clean project 2 - refresh / restart eclipse/computer 3 - all my string are in double quotes

Member Avatar for peter_budo
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trying to create menu in android but having a error. i am 98% sure my code is right. can some one take a look and let me know if there is a problem they see. res > menu > main.xml <menu xmlns:android="http://schemas.android.com/apk/res/android" > <item android:id="@+id/action_settings" android:orderInCategory="100" android:showAsAction="never" android:title="@string/action_settings"/> <item android:id="@+id/newGame" …

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I am trying to create android project in eclipse, for some reason it doesnt create gen > R.java file. I did clean project and doesnt work. any ideas?

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i want to learn about robotic and i have no idea where to start. problem is that my college dont have any robotic class. so i have to learn every thing on my own. goal is to build and program a robot. should i start learning about hardware or software? …

Member Avatar for hiyoes
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need help with design to separate model and gui code? les say i have 3 classes. Main.java BoxGui.java BoxModel.java public classBoxModel { BoxGui bg = new BoxGui(); public void moveBox(){ int x = bg.getX(); bg.setX(x+1); } } public class BoxGui { int x,y,width,height; public void paint(Graphics g){ g.drawRect(x, y, width, …

Member Avatar for JamesCherrill
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does any knows how to set a delay in japple - timmer? before running test method i want to set one sec dalay. public void test() { //some code here } i tried this but didnt work. public void test() { int i = 10000; while(i >= 0){ i--; } …

Member Avatar for Dani
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error on lines: setContentView(R.layout.activity_main); getMenuInflater().inflate(R.menu.activity_main, menu); error: ----- R cannot be resolved to a variable package com.example.android_01; import android.os.Bundle; import android.app.Activity; import android.view.Menu; import android.widget.EditText; public class MainActivity extends Activity { @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.activity_main, menu); return true; …

Member Avatar for cool_zephyr
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i can some one help me with jframe and panel. i want to create button using jpanel. i look online but they seem to have different ways to do it and i have no idea which is the best way to do this. ex some people extends jframe at top. …

Member Avatar for pbj.codez
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trying to write 2d snake game in java just for fun. i have tile map as 2d array. the problem is that its is not drawing player in level 2d loop. let me know if there is better way to do this. only thing i have to use 2d array …

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les say i want collision between two rect than i cant set up bounds on both rect: public Rectangle getBounds(){ return new Rectangle(x, y, width, height); } than to check for the collision i can do this: if(rectOne.getBounds().intersects(rectTwo.getBounds()) { ...} **now les say what if i want 2d array:** 0, …

Member Avatar for JamesCherrill
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i want to use JavaFunctions.java into login.jsp file. my plan is to store all my java functions in one file and i can use them later. ex check for string or number etc functions... first my folder tree. webside_01 >.settings >build >src >newServlet JavaFunctions.java website_01_Servlet.java >WebContent >META-INF >WEB-INF index.jsp login.jsp …

Member Avatar for stultuske
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i want to learn jsp and best way for me to this by create a website durring this sumemr. i dont want to create website there are already out there ex social networking site, eCommerce etc... need some idea

Member Avatar for ndeniche
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I am trying to create breakout game like this below. http://www.2dplay.com/break-out/break-out-play.htm I like how when balls bounces on paddle you have control over where it is goings. i need help creating some thing like this //this is my code for when ball touch the paddle(player). i have divide the paddle …

Member Avatar for nandosss
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i have a enemy and spriteanimation classes. in Enemy class i have bufferedimage array with 4 different images. than i am creating a animation and storing in 'animationEnemyHit' variable. than i am starting and updateing the animation in method. the problem is that it keeps on loop for ever. i …

Member Avatar for gusano79
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i am using xammp database. and i want to get last ID from my database so that i can insert new stuff in it. the code below doesnt get me the last it. its prints it is adding one next to last it. ex 7, 71, 711, 7111, 71111, but …

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I am making a string array so user can type whatever they want. the problem the code i have below user can enter &, alt, up, @, in string array. I want user to enter letters and numbers only, and 1st char has to be letter. I couldnt find any …

Member Avatar for stultuske
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i have two classes. Main class and tester class. I have to create a textfield so your can enter there name. The problem is that in tester class i am getting error on add() method. is there simple fix for this? i want to create the textfield in tester class …

Member Avatar for bguild
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i am trying to make a breakout game where you have a paddle and ball bounces around breaking bricks. the problem is that if ball touches the corner of player(cyan paddle). than it goes inside of player. i could not understand why. only thing it might be bc of all …

Member Avatar for JamesCherrill
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i am trying to put a java japplet on website. when i run in eclipse it works fine but when i run on website then i get a error: error: on website CacheEntry[http://localhost/eCommerce/menu_pages/game_pages/java_game_3/Main.class]: updateAvailable=true,lastModified=Fri Apr 26 20:39:42 EDT 2013,length=10508 CacheEntry[http://localhost/eCommerce/menu_pages/game_pages/java_game_3/Main$Display.class]: updateAvailable=true,lastModified=Fri Apr 26 20:39:42 EDT 2013,length=2489 Exception in thread "AWT-EventQueue-2" …

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Member Avatar for game06

making a scrolling background. There is one problems with this code below. I am drawing a image and it stay there on left of screen. i want to del it and create new one so there aren't 100's of background images on left. i just want to keep 2 background …

Member Avatar for game06
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i just finished one game in java using JApplet. is there a way for me to use a database so i can keep track of scores? I am using xampp control apache for my website database to keep track of username etc.... in php. Can i connect to it using …

Member Avatar for jwenting
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i am drawing two rect in paint method. 1st rect i want to rotate it but 2nd rect i dont want to rotate it. the code i have should rotate only 1st rect but the problem is that when it rotate it missup the x, y postion of rect. this …

Member Avatar for Ezzaral
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i have asteroids store in arraylist. i want to check collision between player and asteroids. if player get hit than i want to minus one life and move the asteroid backwards so it look like it bounced in to player. right now this code is check for collision between player …

Member Avatar for bguild
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