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  1. Exception in thread "main" java.lang.NullPointerException
  2. Program help
  3. Can I make the JFrame's top part invisible?
  4. Can I have two lines of text on a JButton?
  5. GUI Issue
  6. calculating balance on savings account
  7. Having trouble with calling methods.
  8. Calculating Mileage & Breaking For Loop
  9. Java question?
  10. Problem running DataGimmick program!!
  11. Can't figure out what's wrong with my assignment. Help please
  12. FTP client problems
  13. A question on components without references and for loop.
  14. Catching Exceptions (quick question)
  15. Combobox
  16. Variable Objects
  17. Counting the fequency of word combinations
  18. create and array with variable names
  19. About the method which return an object
  20. Why am I getting a resource not found ?
  21. Is this appropriate usage of Timer?
  22. What is my Timer constructor complaining about ?
  23. Add items to ArrayList when its size is equal to 0?
  24. insert to MySQL table
  25. BuferedImage nullPointerException
  26. Linked List swapping question
  27. Java Question [Parsing ...2D ARRAY]
  28. Radom text every half hour
  29. JOptionPane do-while loop error trap not working... help!
  30. repeated code help
  31. >>> and >> Logical operators
  32. can you begin a method with simply "void"? (and possible more questions)
  33. Using enhanced for loop to print array list??
  34. What is wrong with my paintcomponent?
  35. Submit question scheme data into final score.(New to coding in general)
  36. Traversing an Array
  37. Newbie Question-Exponents & Missing Return Statement
  38. pressing a button making a instance in another class
  39. Using JMF for DVB
  40. Simulating a car race
  41. I'm as green as you can have it and I need your help!
  42. Menu Events actionPerformed vs mouseClicked
  43. How to display a grid using dialog box?
  44. Learning to make something useful
  45. How to deal with Arabic string in java
  46. Good Practice Programming Websites?
  47. Calculate similarity
  48. plz solve the problem
  49. To send message from pc to mobile via GSM modem using java
  50. Logic Error
  51. Making a program that will extract and save URLs
  52. Quick sort problem
  53. Question about arrays. Please help.
  54. Using multiple gui/jframes
  55. Is there any way to modify object using enhanced for loop ?
  56. SQL Prepared Statement with date
  57. Super class and sub class help
  58. Simple code strangely not working..
  59. Setting the screen/console size in an applet
  60. Asking for source ( books, web pages.. ) for Object Oriented Programming logic.
  61. How to know when an object has been garbage collected ?
  62. Question to experienced users on methods. How many lines should a method be ?
  63. Read/Write XML for use in NLP Project
  64. Exception passing from super to sub class
  65. trying to understand generic Syntax
  66. Problems drawing lines on a Graph
  67. command line program in java for mobile phone?
  68. How to draw a triangle
  69. return
  70. cant access a print statement from a different class!
  71. Begginer needs help with read in file assignment.
  72. no idea how to start my assignment
  73. About Float and readLine() begginer problem.
  74. A newbie Java question
  75. parallel arrays in java
  76. hellow im new here..can somebody help me with this prog i think its easy for you->
  77. Replace/remove character in a String
  78. need help about class average,do while statement..please
  79. generic implementation of insertion sort
  80. Need help with sin in java
  81. Can someone help me fix this please?
  82. Spawning enemies for my game
  83. Help needed with custom code
  84. I need help in a really simple jave program.
  85. Beginner GUI question
  86. How to disallow letters?
  87. Converting Number to Base 8
  88. java assignment
  89. Vector of Object not returning data
  90. Need guidance on how to change colour of a row in JTable.
  91. exact difference between interface and a class???
  92. Guidence on my design please..
  93. infinite loop has me stumped
  94. Open visio by java program
  95. Getting specific values from a file
  96. Beginner Java Problem
  97. java ClassAverageExam do,while condition
  98. adding different images using if statements
  99. Can't figure out how to change a character in string from upper to lower & vice versa
  100. Stumped on unknown problem
  101. Object Arrays
  102. Creating objects at runtime if needed, otherwise using old object
  103. database using jdbc for graphics - if my idea is possible/viable
  104. Searching for tags in a string
  105. Interesting task with regular expressinos
  106. JFreeChart Problems
  107. Need help with creating colors
  108. Java concept help
  109. Symbol not found - object invisible outside of class
  110. Java help! cannot find symbol
  111. Add item to menu context
  112. Operator '%' cannot be applied to 'java.lang.String','int'
  113. Error using the LWJGL Display function.
  114. Using JOptionPane to mimic calculator
  115. Object Creation
  116. POP3 Client Socket Problem
  117. Constructors
  118. What is the Default value for a String object?
  119. Program file name
  120. Access Specifiers
  121. Writing a tracklist class
  122. Please Help out a bit with Java Program
  123. Blank window for the application ( after upgrading to java 1.6 )
  124. Converting primitive int to Intger object?
  125. The ONE Simulator
  126. Pig Game Lab
  127. Need to find a certain information an object holds in an array.
  128. Instantiating an array with object of another class
  129. Need help for password check program
  130. Problem with grade calculator?
  131. Help needed with Coding Java Class!
  132. Problem with Coding Java Class
  133. Cannot Find symbol error!
  134. Java's Defualt Literal Types (Whole number literals defaults to int?)
  135. Java int
  136. Please review my code for using ArrayList, for loops and arrays.
  137. Exception in thread "main" Error
  138. Problems with LayerUI on Mac
  139. java extensions
  140. Distance Formula and Random numbers code
  141. Error: java.lang.Exception: Failed to get cmi entry
  142. java card program
  143. Shutdown the system using java code
  144. Checkers in Java
  145. Compiling a file?
  146. Can I improve this code?
  147. Please Help... switch statement not recognising variable..and I can't figure out why
  148. EasyMock or Bean setters?
  149. Output is off by very small decimal place
  150. Finding Mode of an array
  151. File to Array Writing and Searching Arrays
  152. Help with display arrays
  153. GUI question
  154. I'm making a Java pong clone and I've been running into a few troubles.
  155. Method Overriding
  156. Interface trouble, cannot override method
  157. Recursive method for palindrome
  158. Need help. I am not able to get the desired display of output in my program.
  159. Truth Table Homework Problem
  160. Java Inner Classes
  161. "Game of Life" Help
  162. Trying to write a settings file for my application
  163. Can you rewrite this method without using LinkedList?
  164. Is there a site that vulgarize the content of the API
  165. Threads lagging ?
  166. How to update rows in 2 D arrays?
  167. java rock paper scissors code!!!
  168. Help writing a program to study population growth
  169. How do you break down a string to store different types of data into an array?
  170. Diving into Java Web Services from .NET world
  171. Adding odd numbers
  172. help explaining small loop
  173. New to java..How to learn java effectively ..?
  174. Do while loop
  175. class and program
  176. Style of writing
  177. Interface & Abstract class as Argument???
  178. How to access the array elements in an Arraylist of Arrays and then swap the sublist?
  179. while continue and for looping help
  180. Problem with rounding up in a school project
  181. Computing standard deviation using public static classes to call from another class
  182. how to make a tool to search for a phrase in PDF files in a folder?
  183. problems with .next() .nextLine(); Loop
  184. Custom Matlab pushbutton appearance with Java
  185. Problem with while looping
  186. Problem with Looping input dialog
  187. HashMap problem
  188. HashMap Null error
  189. Writing GUI
  190. Map of words and their occurence [ Reverse Version ]
  191. HELP. Getting an error returning a 2d array
  192. Big o notation algorithm
  193. Help with button to ArrayList
  194. Help solving a code!
  195. How to Fix dispatchUncaughtException in Java
  196. Java visual grid. and X, Y cordinates
  197. Recreating Thread Object After Termination
  198. Math question
  199. how to make a resource class
  200. Difference between initalization block and data members
  201. Guide for Dummies, Or I'll go mad!! :/
  202. Null Pointer Exception in a very Simple Action Listener. Why ?
  203. Double with Scanner
  204. Class Not Found Exception when 1st two of four parameters passed Constructor
  205. Java Templates
  206. New To Java: Question about arguments
  207. How to implement the wall follower algorithm in java?
  208. The Graphics Class
  209. Dealing with floating-point in double and String and convert it to String
  210. Is it possible to load images.....
  211. Saving an image to my sql database from a openDialog box in a java application
  212. problem whit the scanner
  213. anyone with experience in Perl and Java help please?
  214. Filling an array using a .txt file
  215. Array Operations
  216. Flip Pictures on DrJava
  217. ExceptionInInitializerError
  218. What does it mean to be signed and unsigned?
  219. focusing on object when clicking an image?
  220. Boolean exercise
  221. jExcell API question
  222. If Statements with string values.
  223. Need help!!!
  224. problem with array
  225. Java Translation
  226. Computing Values in TextField
  227. JOptionPane wont show up.
  228. Project Help
  229. Question about LinkedList Iterator
  230. NullPointerException when there is data in array
  231. Null error Thread
  232. Finding Character at a Certain Index in a String?
  233. Validate an array????
  234. Loading a CSV into an array.
  235. File overwriting?
  236. Date Validation
  237. Date Valdation
  238. Specific attributes in XPath
  239. javac cannot compile my source which uses a package
  240. Problems Class.forName("oracle.jdbc.driver.OracleDriver"); working only in one Class
  241. Help with login and register program?
  242. Question With a loop
  243. Why is it saying I have made an illegal expression?
  244. First homework and I'm new to Java and new to programming itself, Plz help :(
  245. new to java..
  246. Need help to develop a web based application using awt,swing,sql etc
  247. Am New To Java... Can u Please Help Me Out to learn..
  248. Im a pre natal beginner, HELP
  249. SetterGetter won't compile without errors?
  250. Analog Clock Problem