koricha

i get an error "org.apache.jasper.JasperException: An exception occurred processing JSP page /index.jsp at line 18" i think my exception code is wrong. i don't know how to return an empty string when the user doesn't enter any number and clicks "continue". any suggestions <%@ page import="java.io.*"%><%@ page import="java.util.*"%><?xml version="1.0" encoding="UTF-8"?> …

i am trying to get the sum of 2 number.. it should give me a message if the sum is correct. i get an error "21 in the jsp file: /index.jsp Incompatible operand types String and int" .any suggestions whats wrong with the program. <%@ page import="java.io.*"%><%@ page import="java.util.*"%><?xml version="1.0" …

the web app is a simple calculator that adds and subtracts. my problem is that the add and the subtract buttons don't work i get an error message: "An error occurred at line: 19 in the jsp file: /adder.jsp Invalid character constant" <% String name = (String) session.getAttribute("name"); if (name==null) …

Hello i need help with a program which allows the user random read access to any entry of the array. If the user attempts to read outside the useful region, your data structure should return a 0. Also It allows the user random write access to the useful region only. …

can some body expaly me this command [CODE]sed -e 's/<[^>]*>//g' test > test.t [/CODE] thank you

lets say i enter this Array : [0 0 1 2 3 4 5 0 0 0] what should be the output of sparse array ? thank you

Hello This program uses a dynamic array , which shifts x elements to the right. the program works, but my question is whether i defined shift_elements(int index,int pl) in the right way or is there a different way to do the function in the main() thank you [CODE]class MyArray { …