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  1. How to avoid NullPointerException?
  2. Creating a Square
  3. Help with code
  4. Components (JPanels) appear extra small in GridBagLayout.
  5. Display an object twice from same class
  6. Gauss program
  7. GridBagLayout: Unexpected output and some questions
  8. Trouble with Converting String Input to Double
  9. Finding road....
  10. Changing the color of windows
  11. Bulb class need help
  12. snagged on 'if' statement
  13. Cannot infer type arguments for ArrayList<>
  14. need help with my java assignment
  15. Help with a program
  16. What is the error?
  17. Insert ArrayList in a Table (MySQL)
  18. Few questions about classes/objs/methods
  19. Plot functions using abstract methods
  20. i dont understand :(
  21. Type colon my keyboard?
  22. Text Area can not be resolved or is not a field.
  23. Final Project - physics calculator
  24. Error in running applet in browser
  25. Advice about which Layout Manager to use
  26. Printf
  27. How to add a JPanel with a background image to an already set-up GUI
  28. How to save a file in directory...???PLz find below code anything wrong in mycode
  29. Collision detection
  30. JComponents remained on side when frame size was increased? How to fix it?
  31. Print text to a file.txt
  32. GridWorld BinaryBug Issues
  33. NullPointerException again?
  34. Virtual machine launcher : A Java Exception has occured
  35. Basic Questions
  36. can't override a methode, it still ask for level 1.5 or greater
  37. how to use validation in java
  38. try/catch problem
  39. Some suggestions for making a GUI
  40. Is there a hook i can add to JVM so it would print log when reaches 70% of memory
  41. How to select an item from a list and add it to a display Java GUI
  42. Problem with method invocation
  43. command to wait for user's input
  44. Array list problems
  45. can somebody tell me how i can get the applet Demo folder ?
  46. Drawing a checkerboard
  47. Program to display both the largest and smallest of a series of 5 integers
  48. Java Beginner: Question
  49. What is the question here???
  50. JTabbedPane and Action/Key Listeners
  51. File Out - PrintWriter
  52. If-Else vs Switch-Case
  53. Implementing try/catch with BinaryToDecimal program
  54. Can someone help me understand this? - WindowListeners
  55. Need help with my assignment.
  56. JDialog - Assigning an ActionListener
  57. Naming my classes? Is it a manager, a model, a service?
  58. BFS using shortest path between 2 nodes in adjacent matrix
  59. Trying to get data from previous Assignment to be displayed in new one using a GUI
  60. Java difference between x + and x+
  61. Using JarOutputStream to create a runnable jar file
  62. My linked list
  63. How to make a flat GUI design with Java Swing
  64. java
  65. Classic Hangman Help
  66. NullPointerException and ArrayIndexOutOfBoundsException...
  67. help me out
  68. Binary I/O
  69. Java Topological Suite(JTS)-retrieve intermediate Lines from Geometrical Collection
  70. how to access files in shared folder by using java
  71. How do software enterprises develop robust applications?
  72. Need help with Java code to grab all files located under a folder.
  73. How to associate two classes?
  74. Need help with program...
  75. Would this be a Finite State Machine?
  76. print jpanel or convert to pdf
  77. JDBC: SQLException, What is this code doing?
  78. Finding the frequency of a pitch
  79. Calling one Jframe from another 2
  80. I Need Help!
  81. How to automatically generate all the dates in a year?
  82. control flow graph in jframe
  83. I Need Help!!
  84. Add color to ball in Pong, Add speed
  85. What is written in java?
  86. Looking for a Java tutorial for complete beginners.
  87. Starting out & need training
  88. how to get value from database to use in variable
  89. Compare substring with string?
  90. login authentiation with database
  91. Help With Sorting Array Please!
  92. Help with the class!
  93. Java Odd and Even Average
  94. Help String Arrays
  95. How to refresh JTextArea?
  96. modules integration
  97. Nested FOR loops
  98. Question about drawing animations in Java (SWT)
  99. Conflict
  100. Adding external archives?
  101. Error showing up on the programming
  102. Writing Float Array to file
  103. Using a String[] in a Void or INT???
  104. SWT and Threads on Mac OS X
  105. Generic Array
  106. I have a question regarding a simple code in JAVA
  107. newbie eclipse errors
  108. implement interface
  109. OnItemLongClickListener not working properly
  110. Text Input
  111. Asking user for input twice
  112. Regex giving me a hard time
  113. Battleship again...
  114. Reinstalled Windows, JAVAC in command promt gives me error
  115. [Help] Need help with a problem
  116. How can I add a background Sprite?
  117. Trouble with a Yahtzee application class
  118. Helper Method confusion - Assignment Help
  119. Exception in thread "main" java.util.NoSuchElementException
  120. Variable name from table?
  121. How to compare an integer to a string variable's array?
  122. Program Exit
  123. Using a Timer in a Java Quiz
  124. POIterator not working properly
  125. How do I package a Java Application with JARS?
  126. Load documents with images or graphics inside
  127. Print Duplicates element of Array
  128. Battleship Game implementations
  129. Combine Data WIth Program
  130. Need help to reach advanced java in 6 months Please!!!!!!!!help!!!!!
  131. Java Array Programming Problem
  132. MyStack
  133. Adding multiple components to 1 single frame/panel
  134. Hashing vs Array
  135. NullPointerException, help?
  136. Using a string tokenizer and string buffer to decode a message?
  137. Code formatting?
  138. New software,,don't know hoe to run it
  139. Library for manipulating image
  140. Problem with my bubble sort implementation
  141. Do I Need To Re-organize My Program?
  142. Converting a Set into a Range Statement and Vice Versa.
  143. PhoneBook Application
  144. Formatting tables for console output
  145. Uniform renaming of identifiers
  146. Tell me something about my code, please?
  147. Saving variables in applet?
  148. Difference between application and applet?
  149. Something not working.. how to revert?
  150. Stuck on Two Dimensional Arrays
  151. Trying to get a string from user input
  152. Battleship game
  153. Bubble sort
  154. Can't add another component
  155. Is this right? Implement and extend...
  156. Need help converting C++ code to Java
  157. JSCH as library does not response from html applet call
  158. Multiple rows into database from jtable
  159. JOptionPane.showMessageDialog Customization
  160. find the smallest prime that is greater than 2*n
  161. Understanding encapsulation and abstraction
  162. Using HTTP Requests for Sockets instead of TCP
  163. I need some help, for some reason I am getting an error at the very end.
  164. Problem with JUNIT
  165. trouble writing if statement with combo box
  166. Public void issues??
  167. incompatible type
  168. Java EE security- looking for guidance
  169. Need Help Structuring My Classes and Methods for my Java 2D Game
  170. Cannot find symbol method
  171. GridWorld BinaryBug Program Help
  172. Float error
  173. Reverse code
  174. beginig prog in java, error java.lang.arrayIndexOutOfBoundException
  175. Java 2D Game, use Canvas without extending it
  176. Natural Sorting vs Custom Sorting
  177. I've made my game into only ONE class, help with Seperating into different classes
  178. HashMap vs LinkedHashMap
  179. Trying to get a compound interest program to work
  180. BlueJ Project
  181. [Idea] Cutting out a specific SHAPE from an IMAGE, is it possible?
  182. indexOf(String str) question:
  183. Check if item.
  184. How to identify the up, down, left and right keys with the keylistener
  185. BufferedImage Alpha RGB, How do I make the Alpha work?
  186. Cofused with java for loop methods I've made
  187. Can't figure out why I'm getting Null Pointer Exception
  188. I have a test on this today, Please Help with the Java problem
  189. Java While Loop Question
  190. Java Technologies
  191. LinkedHashSet
  192. Java Introducing an object
  193. Resize JFrame to show components
  194. Where can I find tutorials on how to have a camera view on a bigger image than screen
  195. New to Java, I get an ActionEvent when I change the JFrame size
  196. Reading File Input Question
  197. Covert time to seconds
  198. File not found where I put it
  199. Java Length of One Dimension From A Multidimensional Array
  200. Java won't work with Chrome
  201. Exception in thread "main" java.lang.NullPointerException
  202. 2D Game, How could I create a library of tiles?
  203. SWING - skip from file to file and repaint everything?
  204. Can I enlarge an image as it is print out by Graphics by the scale of 2?
  205. Why did this stop working???
  206. ImageIO Error
  207. Error
  208. How do I add an image on to a Graphics object / JFrame.
  209. Where Can I Find Java 2D Game Tutorials? (That don't use monochromatic image reading)
  210. Move Elements
  211. A question about the NumberFormat class
  212. Very Compact Test For Any of 4 Values Being Null.
  213. JFrame & Graphics, Width & Height Not To Scale?
  214. Get Computer CPU Usage
  215. In java can you do arrays with variables?
  216. Java 2.D Game, place image on to JPanel or JFrame
  217. java.lang.String cannot be cast to java.lang.Boolean
  218. Java 2.5D Game, Don't Understand Some Things
  219. how to set background image to jpanel
  220. <identifier> expected error
  221. formatting double to fixed number of fractional digits
  222. Java : Begginer`s excercise
  223. file import which is not standard import
  224. KeyListner won't work
  225. how to switch from one panel to another panel
  226. Java Question - Help!
  227. Applet Game
  228. can't navigate from child panel to main panel
  229. No proper soundplaying with Javax.sound.sampled
  230. File Filter in JTree
  231. Histogram java problem
  232. 2048
  233. Build a troubleshooting program
  234. Doubt in Singleton Pattern
  235. Instrumenting the build for code coverage
  236. Writing a README file
  237. please help
  238. AWT painting.
  239. Which forum to post?
  240. Mutiple Frames in single frame
  241. Applet
  242. Adapter class
  243. Nothing except Frame and label shows up.
  244. concept for innerclass
  245. Error: int cannot be dereferenced
  246. how to give vlaues to array objects without using loop?
  247. how to do this ? stack question
  248. Compiler error even after downcasting
  249. rmi
  250. Don't know how to add a scorekeeper for my game?