Reading Time: < 1 minuteThere are a few procedures are there to delete workspace from eclipse, even after deleting the workspace manually from folder still it shows the workspace listing in the eclipse . after deleting the workspace folder from the directory we have to remove the listing from the eclipse ! it’s simple .. please follow the below…
Reading Time: 4 minutes What is Apache POI? Apache POI’s cross-platform Open Source Java APIs allow users to read and write various file formats from the Microsoft Office suite of applications, including Word, PowerPoint, Excel, Outlook, Visio, and Publisher. Apache POI is deployed in many highly-visible environments including CERN, Deutsche Bank, Freddie Mac, IBM, J.P. Morgan, Lawrence…
Reading Time: < 1 minutecalculating latencies , for a program , query or an service / project ., after little research here i am deriving mechanism to calculate latencies, first iam considering database : here my aim is calculate execution time for a query. >before executing the query run ‘set timing on’ comamnd in sql command line >after this…
Reading Time: < 1 minute/ * funny program ,but logic */ Class MyClass { public static void main(String …a) { System.out.println(“hello , JavaMix”); } }
Reading Time: 2 minutesFollowing four ways are used to retrieve elements from collection object : Using for-each loop. Using Iterator Interface. Using ListIterator interface. Using Enumeration Interface. For-each loop : for-each loop is like for loop which repeatedly executes a group of statements,for each element of collection the format is for(variable:collection object) // for( String values: os) {…
Reading Time: < 1 minuteIntroduction : This framework was introduced in JAVA SE v 1.2 what is a collection object ? Using an object to store a group of other objects, it means that we can use a class object as an array. such an object is called ‘collection object’ or ‘container object’ . We are using collection object…
Reading Time: < 1 minuteThe JDK 5.0 Documentation here http://java.sun.com/j2se/1.5.0/docs/index.html and you can find complete explanation about new features of J2SE 5.0 http://java.sun.com/j2se/1.5.0/docs/relnotes/features.html
Reading Time: < 1 minuteSunTech days is back ! 24-25 March 2010 at HICC , Hyderabad. to register please call 040-65153371/72 or log on to http://developers.sun.com/events/techdays/
Reading Time: < 1 minuteIn this post I’m going to use the properties(java.util.properties) class in database conenction, package Oracle.connection; import java.sql.*; import java.util.Properties; /** * * @author kattavijay */ public class DBConnect_Properties { public static void main(String a[])throws Exception { String url="jdbc:oracle:thin:@localhost:1521"; String username="scott"; String passwd="tiger"; Properties prop=new Properties(); prop.put("user",username); prop.put("password",passwd);…
Reading Time: < 1 minuteThere are some types to connect with Database , here in this example I’m going to work with Oracle Database. I’m using type-4 driver to connect to the data base. there are some steps to follow : Step 1: know your database url , username ,password . and make sure that ojdbc14.jar file should be…
