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  1. I can not solve this "NullPointerException"
  2. Java - Constructor Method versus Constructor
  3. Java - How could I improve this simple OOP application?
  4. Java - Object Variable Type Disambiguation
  5. Polymorphism and Access to a Subclass' Members
  6. Web Browser Project
  7. don't know how to use the command line arguement
  8. make a program with exception
  9. Passing instance of derived class as base class
  10. If I create multiple frames within a method, will it work?
  11. Projectx-pcode.jar
  12. regex for symbols
  13. Neeh help in task please
  14. Open forms
  15. Please help me in this task. very important for me .
  16. What does the ampersand do?
  17. Help with sliders in java
  18. Resizing a Table as per the dialogue size
  19. Dividing numbers
  20. I need help, please
  21. What is the use of Vector where as Arraylist can be Synchronized?
  22. Displays every second item off array
  23. Swing - What components to use? Logging software.
  24. Saving a List of MIDI files
  25. I want resolution reduced?
  26. java tutorial help
  27. need help at assignment
  28. From CanvasFrame to JPanel
  29. Repainting rectangles never work for me.
  30. Program using Input file, While loops, decisions (if/else), control break,accumulator
  31. How to Manage different JPanel in an application
  32. How do I control whether a class is declared serializable or not?
  33. Multithreaded Screensaver Project not Building Properly
  34. Problem Changing an Object's Instance Variable
  35. Delete!
  36. If statement for a component
  37. coding error-please help
  38. What program should I use to make a basic game in java?
  39. Sql
  40. Java Swing - JLabel setText() doesn't work
  41. Run uploaded java applet
  42. Make applet run outside editor
  43. Access child methods from parent class
  44. Comparable vs. Comparator interface?
  45. Mutator Method help
  46. google map
  47. Transfer Compressed Array from RS232 port to USB
  48. Display a buffered image in a window
  49. Displaying graphics on JFrame
  50. Ok I have a few questions.
  51. String manipulation
  52. Java ic programming
  53. Using anonimous class on JTextField
  54. Trying to make a grid
  55. using variables from an imported package
  56. How to convert array list into character
  57. how to accuire the answers of equations in java?
  58. html to xml conversion
  59. how to write main program?
  60. Error with displaying int textArea
  61. closing Frame
  62. Rational Clearcase
  63. Why am I getting a NullPointerException?
  64. Working with strings
  65. Replace withing regex match
  66. Stanford Breakout Exercise
  67. how to show hashmap value in a textbox
  68. Contains of arraylist are not getting deleted after executing the program
  69. School work help asap
  70. Running Jar files in Windows
  71. NullPointerException
  72. How to run java web client in standalone client
  73. JavaScript replace() Method
  74. the missing link
  75. java (7) equivalent of .Net timespan
  76. Difference between again == "y"; and again.equals("y");
  77. how do I append to a file
  78. test
  79. Java artificial Intelligence Help!!!!!
  80. keep ip address event
  81. Doubt in TYPE CASTING
  82. encry/decry file in java
  83. Question about NoSuchElementException thrown from scanner.next().charAt(0)
  84. hello everyone
  85. how to load buffered imaages
  86. Modify button to call method from from different class
  87. a certain output
  88. Errors
  89. java class help
  90. SQL Query String 'Select'
  91. Need help!
  92. How to keep variables through multiple methods
  93. Classes in separate files
  94. Adding Miles Per Gallon to current code.
  95. Converting int(x, y) to Array
  96. Autoboxing & Unboxing
  97. Help me please ?? What is Difference between The Tree and Tree<E>
  98. Date class in an IF statement
  99. Stopwatch not working.
  100. TCP Server/Client
  101. Test programs wanted for exercises
  102. Java Serial Communications using RXTX
  103. Very noob : Pls describe this code :P
  104. Need help from pros in java"please Read"
  105. for loop not working?
  106. Algorithms to compare None-Binary Trees
  107. Help with if else project
  108. Help with battleship game, please!
  109. Strings. Deleting certain character in a String
  110. ArrayList<String> data cleanup for JTable- Strip surrounding doublequotes
  111. I want to print a Decimal Number in reverse.
  112. error with CashRegister
  113. Recommended books?
  114. modification of a Chess prigram written in Java
  115. How to call JDialog class from JFrame class?
  116. Newbie - read AS400 file and write it to a .txt file
  117. Vertical-align form field in adobe acrobat
  118. Problem with CLASSPATH environment variable.
  119. Help trying to work with stack?
  120. Exception in PGP Decryption/Java
  121. String Method returning... odd things
  122. How to initialise id in objects so that every new object has id 1 greater than prevs
  123. java help.. pasting from you java written program into another window?
  124. Exception Handling
  125. Hi I'm new to the forum and need some help.
  126. web applet for signing pdf with smart card
  127. synchronization in java threads
  128. Append and Renaming of File
  129. MouseListener for everything?
  130. Hex values as ints?
  131. Java IO help please. program doesnt end
  132. Need urgent help with my first project Hello world app
  133. Password Program Not Working Correctly
  134. Hi,
  135. Help in Radion Buttons
  136. Connection refused
  137. Matching numbers !
  138. for loop -anyone can explain me how it works
  139. access parent form public member from child form
  140. Sentinel value and variable scope
  141. help with formatting output while reading a file
  142. Need help regarding String to int Conversion
  143. Null pointer Exception
  144. replaceAll() multiples- looking for elegant solution
  145. What method is called first: main() or paint() if my class extends JFrame?
  146. Hi! I need immediate help with this please. (JTextArea)
  147. Open .exe within Java component
  148. Simple Encryption Program
  149. hi need help with inheritance
  150. how to make java listen to the input?
  151. Good Books?
  152. Need help with my Text Adventure game [Please Read]
  153. Hey! can anyone help me with array of object . i cant find an error (beginner)
  154. casting from int to Integer question
  155. implementing class and object
  156. java problem
  157. change the desktop default Jar icon
  158. restarting swi-prolog from java using jpl.jar
  159. Tree
  160. Space Key
  161. Java is ignoring "if" code?
  162. Is there any sort of messagebox/inputbox?
  163. Problem to solve
  164. Array problems
  165. Throwing A Character Exception
  166. Need help with method to prompt for a series of words (dialogue boxes) and average
  167. Please review while loop, need fresh eyes
  168. Need help with Java Project - Array -
  169. Error: Could not find or load main class HelloWorld
  170. Need Help With creating a Methods Program
  171. issue while using scheduleAtFixedRate()...
  172. How to remove an array record??
  173. Help
  174. Servlet Program for storing a file in database
  175. Call to main() twice ??
  176. Count Certain token from text file
  177. Open/Launch an XML File in Excel from Java Application
  178. general question - building webpage with java app on it..
  179. Simple Scanner Issue
  180. Help with array
  181. BI Publisher API modification
  182. test program
  183. Input/Output without java.io
  184. NullPointerException when reading a file
  185. Deploying java project
  186. Urgent!!! Pls Help me Solve It...
  187. No line found exception
  188. non working code :S
  189. [SOLVED] problem with inheritance syntax
  190. XML Form Encryption using Java (the best approach?)
  191. Combo box isn't working, when alpha parameter is used in the Background clr
  192. GUI Array help...test score program
  193. Bank Account SavingsAccount project... help needed
  194. Java if else statement not working
  195. Why my Graphics2D isn't painting.
  196. How to automate data entry into a Java applet
  197. Easy method for ints.
  198. Need Help with reversing a string of file type in java
  199. Updating Output
  200. Running out of sessions in SQL, looking at config information on the app server
  201. !word
  202. Help me with java program !!!
  203. Help with JMF?!
  204. cannot find symbol - variable length
  205. Map contains lists , in this list contains maps again
  206. JOptionPane not working
  207. TextField loading
  208. Java dictionary with database
  209. I can't enter any values in JTextField after loading the flash files.
  210. How to send application
  211. Number format Exception
  212. Java and database
  213. Stanford CS106a GraphicsHeirarchy
  214. Searching for a substring within a String
  215. Trouble with a Map Method
  216. Trouble with While Statement
  217. Questions about if statements?
  218. replaceAll(string a, string b) not working as expected
  219. Add Fade In/Fade Out to multiple image swap script
  220. Question about interfaces!
  221. Simple Applet/Frame program.
  222. How long dess it take to master Java?
  223. Can Java print speech marks or brackets?
  224. Assignment
  225. Need help with exception
  226. Help with an image in JFrame
  227. How to make a Java Console Program save user made changes?
  228. I'm having the hardest time figuring out the structure of Java. I'm brand new.
  229. Critique my change return program
  230. JButton Highlighting/Colors Help (Mac OS X)
  231. Object with different constructors
  232. Game programming : please help me understand this example from book
  233. Designing Java App for giving a start
  234. Java / Spring Data / Mongodb
  235. I cant find the difference between two methods, please help
  236. Month class
  237. Why is Java called a programming language?
  238. change arraylist to hashSet or TreeSet
  239. Struggling need help
  240. Exception in thread main java.lang.NoClassDefFoundError
  241. java error incompatible types found int required boolean
  242. how to delete an element from a sorted array
  243. Importing Packages
  244. Using a variable from Class A, A method in B class B method
  245. Why and where abstract methods & classes and static methods used?
  246. A little problem about comparing int with float
  247. A problem with the simple univers
  248. New at Java need help for mobile app development
  249. java runas admin
  250. Recording audio/video