32,204 Topics
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| | I just started to learn java, and the first program I have to create is called PizzaRun, here is description: PizzaRun is a simple program that calculates the number of pizzas to buy based on the sum of the slices entered on the command line arguments after the first argument, … |
 | pano po kung ganito ang output na dapat lalabas? ########### [1] DEPOSIT # # [2] WITHDRAW # ATM # [3] INQUIRE BALANCE # # [4] EXIT ###########  |
| | Display 100 random integers in [10, 25] 14 14 18 24 12 25 16 12 18 16 15 16 16 15 17 19 10 21 14 25 21 24 10 19 25 17 19 13 25 24 23 25 15 25 18 23 18 14 24 11 21 12 20 … |
| | I have some questions regarding design pattern (DP) usage, in particular for Java developers. i) Which DPs have you used, as far as you can remember, and how often? ii) How much have they helped your development work? iii) If you work in a project group, are there group standards … |
| | can someone write a javaprogram to create a class that store objects with an inventory when the size was 20 and then expands to 100. print from 100-120  |
| | Write a Java program that generates and displays 100 random integers in the range of [10, 25] inclusively. The program then displays the number of occurrences for each number in that range. Next, the program displays the maximum, minimum and average (with exactly 2 digits after the decimal) value of … |
 | I was trying to connect MSSQL EXPRESS with Java. I was successfully connect with MSSQL SERVER with user name and password. but I can't connect a database which does not have user name and password. I was inserted "integrated security=true" in my code. But it is still unsuccessful. Help Me … |
| | I have introduced an algebra for a new memory model. Now I need to implement this using Java. Basic step of my program is: Once we need to execute an application program (exe file), My program should accept that and classify it according to its functioning. do you have any … |
| | Hi there, this is my first post, so pls be polite ;) since a few days i am programming java (for school). but i dont get it.. i tried to fill the 4x4 matrix with random generated numbers (1-16) and wrote a method, that they could only be used once. … |
| | Hi, I am making a program that has a JSplitPane and its background is transparent so I add two panels with a JScrollPane on the JSplitPane.. when I add the contents in the panel it doesn't appear. This is the code that I was using: import java.awt.BorderLayout; import java.awt.Color; import … |
| | This is for anyone who might find it helpful. This template... * uses double-buffering, which can help game-makers fix that glitchy screen problem * can be exported as a runnable jar file. If you're like me and had trouble making your Applet executable, this is a possible fix. * Additionally … |
 | writting this : N = args[1].split("\\s+").length; with commandline argument like : `echo "A B C D E F G H I" | java Subset 3` , will this consume similar memory as would have been the case if i parsed the `"A B C D E F G H I"` … |
| | while (rs.next()) { System.out.println("Name: "+rs.getString(1)+"\n"); System.out.println("Age: "+rs.getInt(2)+"\n"); System.out.println("Address: "+rs.getString(3)+"\n"); } I just don't understand what is the meaning og getString(1) |
| | Why compiler gives me error when I call object MyObject ? public class ThisIsClass { public static void main(String[] args) { MyObject loan = new MyObject(); //error should be ThisIsClass loan = new ThisIsClass(); System.out.println(loan.toString()); } } It works fine when I change name of my class to MyObject or … |
| | I'm a beginner to learn java, do you have any books to recommend for java learning? You can also give me some useful suggestions. I have learned C++ previously, will this be helpful to learn java? Here is my blog, <URL SNIPPED> , any comments are welcomed. |
| | I'm trying to deploy an app into tomcat..but after uploading the war file..it the tomcat manager always shows permgen error could anyone help me why is this error occuring..my tomcat server has around 128MB runtime memory and the war file is only around 25MB?? thank you.  |
 | Hi there, Recently I've started using a client called Tribot which allows me to automate playing a game. The Client has been crashing (for example I was running 8 clients simultaniously last night) and one by one, they crashed over time and produced there error logs in the start-up directory … |
 | Java vulnerabilities have hardly been out of the news during the last year. Here at DaniWeb we've covered a number of the stories as they surfaced: [Java in the cross-hairs: the security debate rolls on](http://www.daniweb.com/software-development/java/news/445532/java-in-the-cross-hairs-the-security-debate-rolls-on), [Is Java 7 still insecure? Oracle Patch doesn't fix underlying vulnerability](http://www.daniweb.com/software-development/java/threads/432479/is-java-7-still-insecure-oracle-patch-doesnt-fix-underlying-vulnerability), [Update my insecure Java … |
| | Hi All, I have a Jtable with six columns. I am displaying the contents of my database into my Jtable. Its working fine. But I am facing trouble updating the changes done in Jtable cells to appropriate database cell. In the below code when I tried to edit the First … |
 | I have a INDEX.html and some <DIV>'s that are populated with external HTML-files using jQuery LOAD() Some of the external HTML's also contains Javascripts. Seperately these external HTML's all perform well, when displayed in the DIV the script won't run. There should be a solution to this but I cannot … |
| | is it possible to add and remove elements in ArrayList dynamically while run time from command prompt |
| | function setDefaultValue(str){ var arrayValue = new Array(); var rowString = str.split(NextRowSepConst()); for (var i = 0; i < rowString.length - 1; i++) { var valueSplit = rowString[i].split(ValueSepConst()); for (var ii = 0; ii < valueSplit.length - 1; ii++) { var a = valueSplit[ii]; arrayValue[i][ii] = valueSplit[ii]; }; }; globalHasDefaultValue = … |
| | hi am building a web application using maven,eclipse,tomcat. after resolving my dependency, am getting this error. anyone can help how to solve this? cvc-complex-type.2.4.a: Invalid content was found starting with element 'http:basicAuthSupplier'.One of '{"http://cxf.apache.org/transports/http/configuration":client, "http://cxf.apache.org/transports/http/configuration":authorization, "http://cxf.apache.org/transports/http/configuration":proxyAuthorization,"http://cxf.apache.org/transports/http/configuration":tlsClientParameters, "http://cxf.apache.org/transports/http/configuration":authSupplier, "http://cxf.apache.org/transports/http/configuration":trustDecider}' is expected. jaxws-web-context.xml here the code where am getting this error: <http:conduit … |
| | So I am trying to get these radio buttons to respond to input but I have searched the internet and can find no code examples to show me how to do this. I also want to get the spinners to function in conjunction with them so when a product is … |
| | Question Presented: Write a program that computes the following summation series using the rational class: 1/2+2/3+3/4+...+98/99+99/100 You will discover that the output is incorrect because of integer overflow. Evaluate the sum using doubles, the Rational class, and the BigINteger Rational class. So far this is what I have come up … |
| | Hi I am new to this forum and i was just wondering if the following scenario is implementable. Suppose a thread is reading a file and dividing it into chunks of data(lets say in the form of arraylist, where each line corresponds to a value in arraylist). Each chunk of … |
 | I am trying to write a method that accepts the array of houses and a price, priceLimit. The method will return an array of houses for the houses whose price is less than or equal to priceLimit. I want to make a pass over the data to determine how big … |
| | hi all, i install java application with socket server that connect to access database inside the server and i create a client application that connect to the server and send sql statement to be executed by the server . i install the client application on 5 computers the first entry … |
| | i am using the below code for creating the connection to database. connectionURL = "jdbc:oracle:thin:@//testdsfsdfgs:1521/TEST"; conn = DriverManager.getConnection(connectionURL, userName,Password); i want to set the transaction time out. How can i do that. Please some one help. Thanks in advance |
| | I am working on a simpler version of the following question: http://www.cs.ucf.edu/courses/cnt4714/spr2011/prog1.pdf and have simplified the problem in the following manner: SO: input pipe is PIPE4 and output pipe is PIPE0 S1: input pipe is PIPE0 and output pipe is PIPE1 S2: input pipe is PIPE1 and output pipe is … |
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