vivekH

how to export my table data which is in mysql database to a csv file I am not getting any error or exception but my csv file is empty after successful running this code. code what i did: import java.io.FileWriter; import java.sql.Connection; import java.sql.DriverManager; import java.sql.Statement; import java.sql.ResultSet; import java.sql.SQLException; …

Good morning all, i have a somewhat complicated question; which i am trying to learn to answer myself. I have a couple of questions about what it is that i am trying to accomplish, ie is that a RESTful or WCF action that im trying to accomplish. So for the …

how to interact in multiple modules, can anyone suggest any link or tutorial

I have a arraylist which i want to store in database.I am using preparedStatement so how can i pass my arraylist as parameter to store it in database. my code is: public void insertEnquiryRecord(StudentEnquiryEntity enquiryEntity) { // TODO Auto-generated method stub System.out.println(" hi from vivek.."); ConnectionFactory connectionFactory = null; connection=connectionFactory.getConnection(); …

Think of someone's career/job and think of what will make you go "wait, what?"... Basically an irony is being built (i don't think irony is the best word). Anyways: Here is an example: A vet owning a slaughter house. Do you guys get it? Anyways, that was the first one. …

Hi I'm new to this forum and to java, I have some work to do which requires that I have to write a program that reads in a list of whole numbers and that only even numbers in the range 1-100 are accepted and both 'N' and 'n' terminate the …

Is there anyone who can start discussion on "naive bayes classifier"

I want convert the .csv file to .arff file can someone suggest what to do? my code is: package csvtoarff; import java.io.File; import weka.core.Instances; import weka.core.converters.ArffSaver; import weka.core.converters.CSVLoader; public class CsvToArff { public static void main(String[] args) { try{ String f1 = "C://Users//user//Desktop//testfold//test.csv"; String f2 = "C://Users//user//Desktop//testfold//output.arff"; // load the …

Please help me to generate random in java without using library function

Why this doesn't work? class Faculty extends Employee { private long[] officeHours; private String rank; public Faculty(long[] hours, String rank) { this.officeHours = hours; this.rank = rank; } public static void main(String[] args){ //some code here Faculty f = new Faculty(newToken[], tokens[tokens.length-1]);

Is string primitive value in java? What is difference between primitive value and primitive data type in java? Thanks in advance.

Apply undo,redo operations on string pool. please friends help me to get its answer.

I'm doing a simple application of userregister from which I found on net but displays the error message HTTP status 404 not found by GlassFish server 4.1 in NetBeans using Oracle 10g

> unable to process the application .cant store user data into the data base,shows only a blank page # servlet code # import java.sql.*; import java.io.IOException; import java.io.PrintWriter; import javax.servlet.ServletException; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; @WebServlet(name = "register", urlPatterns = {"/register"}) public class Register extends HttpServlet { …

Frnds, My questions is "how come to know whether the number is even or odd without using %,/,bitwise operator".