PDA

View Full Version : New To Java



Pages : 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 [88] 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146

  1. NullPointer Exeption, but why?
  2. my java programe
  3. wat is the unicode of '?' ? 63 or 128
  4. Jtextfield Validation
  5. Letter L or l to long integer?
  6. persistance error
  7. Percentages
  8. ArrayList Help
  9. acess array list
  10. Calling Methods in switch Statement
  11. Getting Backspace on a java calculator program to work
  12. Launch a Jdialog from mený
  13. comboboxes
  14. Help ! Read from txt to array an than search
  15. How to loop throug vector
  16. gui
  17. Mailto Form w/ conditional button
  18. get/set
  19. '@' Symbol
  20. Import doubles from excel
  21. accessing a singleton class inside another class
  22. XML Parser SAX problem with diacritical letters
  23. Discrete Mathematics Question
  24. Concept of Tile map via database
  25. Magazines
  26. Where TO Add A jar File
  27. SMS Based Application
  28. problem of linking text file and java program
  29. JPanels from another class
  30. Mastermind!
  31. Custom exception exits program, while NumberFormatException only shows error
  32. how to grab info from array
  33. Two Class Program but No Output or Error
  34. assertion doubt
  35. I do not understand this error with charAt()
  36. Effect of Multiple Condtitions in if() statements to run time
  37. how would you start a program when dealing with strings
  38. Interface usage and the double-dispatch pattern
  39. substract Parent class object from child class
  40. Need help ASAP, please
  41. Basic Q: passing to drawRect() in an applet
  42. Having problems with static booleans
  43. JFrame stops working after method called through acitonListener urgent ;(
  44. I need some help
  45. 'on click' pop up is there - but won't display
  46. Trouble with Vectors
  47. Need help with assignment (due today)
  48. POJO Jenerator
  49. Assign Different Objects to Array
  50. I wanted to say hello world
  51. Without using reverse method
  52. How to return a null result??
  53. DayTime Service (Use Java in Windows and Linux)
  54. GLassFIsh connection pools
  55. java.security.AccessControlException in Applet
  56. Help me please
  57. JButtons appear first AFTER rollover!
  58. Need help programming a game like "Guess Who"
  59. how to send scanned in arrary to class?
  60. please asses my code
  61. Parsing vs Casting
  62. Help me To Avoid the Exception...
  63. Java game dev, Basic AI
  64. Error: "The method startsWith(String, String) is undefined for the type StringUtils"
  65. unable to run a jar file.
  66. problem with loop (maybe?)
  67. For loop syntax question
  68. Must get some help tonight
  69. Classpath problem for current directory
  70. Specific amount of character in each line?
  71. Create a Search Button - Java
  72. calculating taxes in java
  73. Inheriting two kinds of Lists into one Class
  74. Create Math.sin without math.sin
  75. importing libraries
  76. need help making a multiplication table
  77. error at object to int
  78. Writing code seamlessly...
  79. Best way to implement an ActionListener.
  80. problems with multiple methods and paramaters...
  81. jar file running console program
  82. using backtracking to print all possible orders of numbers
  83. Stuck while loop
  84. HELP - Creating OPTIONS in program and LOOPS
  85. Please answer me quickly
  86. Still trying to grasp Polymorphism and Inheritance
  87. how to call one method from another method
  88. Urgent/ Help with average method in created class
  89. How to run Bean Builder ???
  90. regular expressions
  91. get index from an array (very frustrating)
  92. short [] <-> double[] conversion query
  93. Printing Text using printer
  94. Using Jscrollpane to move images on jpanel
  95. calculate multiple checkboxes?
  96. problems with counting
  97. My Try Catch block isn't catching the right value from a file.
  98. Yahtzee game
  99. Invoking a method
  100. Checking class of object
  101. Encoding in java.io.writer
  102. Working with many objects
  103. gambler.java
  104. Basic string problem, just need to extract two numbers out of string
  105. Why we use String compare to String Buffer
  106. Sum of odd ints 0-n
  107. How to read filename inside .gz file?
  108. Converting ints to Strings Problem
  109. BufferedWriter, FileWriter
  110. StringBuilder/ActionEvent help!
  111. Good overall book?
  112. String Parsing Problem
  113. Odd error
  114. Trouble with circular singly linked queue
  115. Running main method class from another main class
  116. small integer range problem thanks in advance
  117. Why is my collision not working?
  118. Adding to a HashSet
  119. Editing text files
  120. Program compiles but wont run to text file...
  121. simple file output question thanks in advance
  122. String variable problem
  123. I am new to Java
  124. Creating Task manager using java
  125. getter and setter method help please!
  126. unwanted return to paint
  127. Collision between 2 rectangles
  128. Transposing a matrix
  129. Running as Java Applet in eclipse
  130. MMORPG Java question
  131. Question abt background.
  132. Can a JPG be in the .JAR file?
  133. Need help with simple game! *collision*
  134. Help with stacks
  135. JTable is there, but not showing
  136. A little trouble with Lists....
  137. Thread.sleep, Event, Repaint(), problems
  138. Adding JCheckBox to JTable
  139. most effective method?
  140. looking for a solution: null variable...
  141. ArrayIndexOutOfBoundsException: 10 ??
  142. What is the difference between Public Static Void and Public Void?
  143. hash map program
  144. Error message "could not find the main class"
  145. Array method problem
  146. Calling a class method directly?
  147. pascal's triangle like problem
  148. Convert Java program to web-app
  149. exception handling in java
  150. Help 2 exact classes
  151. Object Casting, please help
  152. Inheritence
  153. Displaying an image through an array
  154. Popup JFrame
  155. level order traversal of a binary tree without use of queue
  156. NEW to writing/saving to a file
  157. Program working fine until I add methods....
  158. Deleting an element in an array
  159. reading Matrix
  160. Showing an image with JLabel and ImageIcon - so simple but doesnt work!
  161. switch (counter) example please
  162. Problem- arraylist
  163. Cant get past 1st if statement in driver
  164. Exception in thread "main" java.lang.Error: Unresolved compilation problem: at Addr
  165. use of private in getter and setter
  166. password with hidden characters and 3 attempts
  167. Average returns 0
  168. Why would a String class need a wait() method?
  169. A challenging Engineering Programming problem
  170. a small advice
  171. output not as expected.What's wrong?
  172. ActionListener w/ Dialog
  173. assignment
  174. Java assignment.
  175. Collection to JList to Display
  176. Help me on Collection
  177. String to double errors
  178. newbie Game question
  179. Help with Java Project
  180. first
  181. Decompile a *.class file?
  182. Jquery pop out script
  183. Edit text in a program
  184. What is wrong with my code?
  185. What is the class Object?
  186. Making a netbeans project into a executable jar file
  187. binarysearchtree problems help!
  188. JList displaying problems
  189. Sending a JPEG file over a tcp socket and saving it
  190. Error with my Pythagoras triple
  191. looking for tutorials
  192. Probmlem help fast
  193. concurrent programming
  194. binary _ array
  195. clearing/reseting text fields in GUI
  196. Fibonacci sequece
  197. test task for Junior java
  198. GUI. Button opening another GUI
  199. Please help with a little problem
  200. Array
  201. collection
  202. Java servlet problem
  203. binary
  204. byte to int
  205. Stanford CS106A, my work- your thoughts?
  206. Possible Loss of Precision?
  207. Audio processing in Java?
  208. first game help
  209. Constructors & Methods
  210. Print command?
  211. Newbie Question using the less than < operator
  212. Java Arraylist help
  213. 1 of 8 global variables not visible
  214. The null message is driving me crazy
  215. Write all possible ways to create ServerSocket.
  216. initialize multidimensional array
  217. '{' expected
  218. Passing final parameter from a class
  219. setting attributes(variables) in an Abstract class
  220. This program compiles but doesnt run properly!
  221. password manager in another way
  222. error in code
  223. Display only certain contents of text file and edit display
  224. TTT help
  225. java.lang.IllegalArgumentException error occurs
  226. help with scanner classes
  227. How to show the full resolution image at clicking on thumnail
  228. Problem with a for loop
  229. Problem using postmethod
  230. Problems with method which returns result
  231. How to ask the user how many elements to print from an array?
  232. bluetooth file receiver
  233. Extra spaces in JLabel...Please help..
  234. Auto Start
  235. non-static variable cannot be referenced from static context...
  236. Could not find the main class: mocha.Decompiler.
  237. help w/ storing/scanning numbers in two dimensional arrays
  238. Write a program that sorts data from a text file and sort them in a file
  239. Double Iteration Over a Hashmap
  240. Increment Counter for ID
  241. instanceof
  242. No enclosing instance of type Exercise9_12 is accessible. Must qualify the allocation
  243. Finding line number
  244. Sort with CompareTo
  245. Need help with hashtable chain
  246. does rectangle contain or overlap another rectangle?
  247. Thread Error
  248. writing a countdown using java
  249. Desperate for some help if possible :(
  250. Problem with JTextField.. please help!!