View Full Version : Java Tip

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  1. Sending PCL to Citizen Printer
  2. Java next and previous button
  3. A Simple way to use JButtons and place objects in a JFrame
  4. Convert to Int
  5. convert Image to pixels
  6. running Applets w/o HTML page.
  7. image to byte code file conversion
  8. How to reserve/lock a record/object for update
  9. Debugging - Finding runtime problems
  10. Performance optimization tips for J2EE
  11. XML-based configuration metadata in Spring Framework
  12. How to control DataBase connections using Spring framework
  13. How to update database using Spring framework
  14. How to get whole record of a table into a java List
  15. How to run Queries in Spring framework
  16. How to Execute SQL statements in Spring Framework
  17. How DataSource Concept works in Spring Framework
  18. What is use of NamedParameterJdbcTemplate in Spring Framework
  19. How to use JDBC Template classes to control basic JDBC processing and error handling
  20. What are packages in Spring Framework for JDBC Support
  21. How JDBC support is provided by Spring applications
  22. How to Shutdown the Spring IoC container gracefully in applications
  23. Default initialization & destroy methods in Spring Framework
  24. How to implement Destruction callbacks in Spring Framework
  25. How to use Initialization callbacks in Spring Framework
  26. What are Custom Scopes in Spring Framework
  27. Defining global session scope in Spring framework
  28. How to use session scope in Spring
  29. How to use request Scope in Spring
  30. How to select Initial Web Configuration to effect the scoping of beans at the request
  31. How to define Bean Scope
  32. How to exclude a bean from being available for auto wiring
  33. What is auto wiring and its advantages in Spring Framework
  34. How to make Beans Lazily-instantiating beans
  35. Look-Up Method Injection and its usage in Spring Framework
  36. What is need of method injection
  37. How to use compound property names in Spring
  38. How to use XML-based configuration metadata shortcuts
  39. How to use Idref Element and its advantages
  40. How to use Inner bean definitions via nested bean elements
  41. How to use Collection in Spring
  42. How to set null value in Springs configuration file
  43. How to resolve Constructor argument in Spring
  44. Whether to make Bean Singleton or non Singleton (prototype)
  45. Sample Spring Application
  46. What is weaving in Spring Framework
  47. How to decide whether to use Setter injection or constructor injection in your code
  48. How to use Setter Injection and Constructor Injection
  49. What are dependency injection and its advantages
  50. Instantiation using an instance factory method
  51. Addition program that displays the sum of two numbers
  52. Interacting with the Java Garbage Collector
  53. Primitive data types of Java
  54. A Fibonacci printing program
  55. SimpleBean class
  56. Using SAXParserFactory for parsing XML
  57. Using XMLOutputStream
  58. ObjectOutputStream Example
  59. JDO - defining the persistence using metadata
  60. JDO - Retrieving a persisted object
  61. JDO - persisting an object
  62. JDO - getting a PersistenceManagerFactory
  63. JSP - Application object example
  64. JSP - PageContext example
  65. JFileChooser example (selecting a directory)
  66. Localize JFileChooser
  67. JOptionPane (customizing)
  68. JOptionPane dialog (Localizing)
  69. MessageBox example
  70. JScrollPane with HTML
  71. JWindow/JFrame with boarders
  72. Java Swing class capturing output to the console
  73. JFrame maximizing
  74. JFrame (closing under a condition)
  75. Printing default Swing values
  76. Swing - catching click button event
  77. AWT - catching click button event
  78. ActionEvent example
  79. Using GTKLookAndFeel
  80. Swing - Look and feel
  81. Swing - Changing component default font
  82. Getting the host of the applet
  83. Applet with scrolling status line
  84. Opening frame/page options
  85. Applet - enter URL and view the page
  86. Applet - Displaying an HTML page with a selected resolution
  87. Mime type of a file from web
  88. Mime type of a file
  89. Unzipping
  90. Viewing contents of zip file
  91. Creating ZIP files
  92. Check if a web page exists or not
  93. Checking of file was modified on the server
  94. Getting all the iterfaces available on a workstation
  95. Getting name/ip of a machine
  96. Getting network card address in Java 6
  97. Example - File Dialog
  98. Allowing only numeric values in a TextField
  99. Transforming XML to HTML
  100. Validate/Convert a number using the current Locale()
  101. Displaying COPYRIGHT and REGISTERED characters
  102. Global constants
  103. Accessing inner class from outer class (an example)
  104. An example of accessing outer class from inner class
  105. Inner class accessing outer class
  106. Create, compile and call a Java source dynamically
  107. Launching an application from another application dynamically
  108. Launching an application from another application using thread
  109. Getting variable value from a variable name
  110. Object from String (calling method dynamically)
  111. Object from String
  112. Dynamically calling a method with 2 argumens
  113. Dynamic method calling
  114. Using Enumeration to iterate through Hashtable
  115. Hashtable example
  116. Getting the host from where the Applet was loaded
  117. Inserting current date into a DB table
  118. Using escape sequence to find rows begining with %
  119. Using escape sequence with like clause (%)
  120. Using escape sequence with like clause (_)
  121. ResultSet to XML
  122. Verifying existence of a table in a db
  123. Enabling JDBC logging (example)
  124. Getting current date using dual (Oracle)
  125. Specifying the character set while connecting to the database
  126. Reading data form Excel using Jdbc (example)
  127. Reading excel worksheet
  128. Accessing MS Access using DSN less connection
  129. SQL error handling example
  130. Handling SQL Errors and Warnings
  131. ResultSet to HTML
  132. Listing tables of a database
  133. ResultSet to JTable
  134. Getting number of records (JDBC 2.0)
  135. Getting row count
  136. Callling stored procedures with input/output parameters and ResultSet
  137. PreparedStatement - inserting date
  138. CallableStatement example
  139. PreparedStatement with java.sql.Date
  140. Timestamp in SQL format
  141. Using java.sql.Date
  142. Using JDBC to connect to ORACLE database
  143. Using PreparedStatement to insert image into database
  144. Retriving image from database
  145. Checking ResultSet (second approach)
  146. Empty ResultSet
  147. Deleting records from database table using PreparedStatement
  148. Modifying data in database table using PreparedStatement
  149. how to get layout information from pdf using java
  150. Writing to a file (at the end)
  151. Reading Float values from a file
  152. Extracting JAR file
  153. Applet - reading text files packed into JAR file
  154. How to read a text file from a Java Archive File
  155. Concatenation file contents
  156. Adding file contents to Choice component
  157. Reading a file from Applet (BufferedReader)
  158. Reading file contents (BufferedReader)
  159. Inserting string with slash character into database
  160. Using PreparedStatement for insertion
  161. Inserting data containing quotes into DB
  162. Inserting into a table (Example)
  163. Fetching rows from DB
  164. Using Prepared Statement
  165. Using JDBC-ODBC bridge
  166. Using Runtime to execute external commands
  167. Getting tokens using Scanner class
  168. Getting disk label
  169. Redirect to null device
  170. Writing to serial port (com1)
  171. Using StreamTokenizer to take input
  172. Printing (no dialog)
  173. Sending text to printer
  174. Getting Exception message into a String
  175. Sending output to a Frame
  176. JSP pages with no caching
  177. Launching Applet from a JSP page
  178. JSP/Servlet getting root directory
  179. JSP getting list of directories
  180. JSP page to compile all the JSP pages in a directory
  181. JSP using EJB
  182. JSP methods example
  183. Reading web applicaiton properties from JSP/Servlet
  184. JSP - using connection cache
  185. JSP- Binary output stream
  186. JSP getting IP address
  187. String manipulation example (Title case)
  188. Locale example
  189. Stack push/pop/peek operations
  190. Using SimpleDateFormat
  191. No fo days between two dates
  192. GetDayName
  193. Comparing dates
  194. Servlet - Checking the existance of a field in HttpServletRequest
  195. Dispatching request to another Servlet
  196. Using bean to send parameters from one Servlet to another
  197. Servlet sending the file (setting header)
  198. Showing ResultSet in HTML table
  199. Servlet - testing cookies
  200. Asking for password from a Servlet
  201. Getting all the cookies from Servlet
  202. Setting cookie from doPost
  203. Example of doGet
  204. Finding arguments of Servlet
  205. Deleting files after filtering the extensions
  206. Reading an already opened file
  207. Reading int values using BufferedReader
  208. Sample ANT Script
  209. Singleton Pattern
  210. Getting class field information using Reflection
  211. Getting method names using Reflection
  212. Example of ArithmeticException
  213. Computing Fibonacci numbers recursively
  214. Writing UTF to file using writeUTF
  215. Date Validation Script
  216. BufferedImage to Byte
  217. Printing ASCII values of characters
  218. String trim
  219. Iterating through a HashSet
  220. No duplicates allowed in Sets
  221. Number of updated records
  222. ResultSet example
  223. Getting warnings reported by Connection object
  224. Calculating the DB connection time
  225. Iterating through ArrayList using For loop
  226. Iterating through ArrayList
  227. MixedTypeInput example (Scanner)
  228. Using Scanner with regex.MatchResult
  229. Reading pattern using Scanner class
  230. Reading a line from console using Scanner class
  231. Using Scanner class to read int
  232. Data array to file
  233. Tomcat plugin for Eclipse
  234. Reading/Writing a File using byte array
  235. Creating a File object in Servlet
  236. Servlet with a Form/Dropdown
  237. Reading a File into ByteArray
  238. Iterating through result set in JSTL
  239. Using sql:query tag
  240. Reading cookies in JSP
  241. JSP cookies example
  242. Date/Time Servlet
  243. Traversing a directory
  244. Listing file system from root directory
  245. Iterating through result set in JSTL
  246. Using sql:query tag
  247. Using sql:update tag
  248. Adding taglibs in JSP
  249. Initializing variables using constructors
  250. Calculating sin of a double value