[java] Forum Topics

Hello everyone, i am in some kind of testing stage where i want to test some security flaws on websites/browsers with the cookies. I want to generate google cookies with a different time period. (older than 2 months). Firstly I will try to integrate into the browser via JS Secondly …

Hi guys, What pages does an ecommerce website need?

Hi guyz, What are alt tags on a website?

Hi, I am a beginner. I am trying to get a audio notification when the Android battery is full and low. I understand the logic. As in, check battery status, then if battery_full run Android Media Player. I am trying to use it for my home needs. This is the …

Hi guyz, Please share your thoughts on, What is the website layout and structure?

I am trying to import a list from a txt file, but the reader skips the first line and also adds the last "null" line that the file writer adds. I fixed the null part but I can't seem to be able to add the first line in the list. …

Hi guyz, What is Proximity in web design?

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I have two projects (one project Referenced in the form of a jar package.jar project can be referenced by multiple projects). mybatis interface code is written in the jar project(common project). datebase properties at war project. In the beginning, all the actual operations of the database were called in the …

What are the different types of Frameworks in mobile app development?

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package Main2; import java.awt.Color; import java.awt.Dimension; import java.awt.Graphics; import java.awt.Graphics2D; import javax.swing.JPanel; public class GamePanel extends JPanel implements Runnable{ final int originalTileSize = 16; //16x16 tile final int scale = 3; final int tileSize = originalTileSize * scale; // 48x48 final int maxScreenCol = 16; final int maxScreenRow = 12; …

My name is Kevin james and I am a full-stack Web Application Developer and Software Developer, currently living in Canada I have a Bachelor of Science in Computer Science from University of toronto, and my primary focus and inspiration for my studies is Web Development. In my free time, I …

Hi all! If I want to get fast results on the project, what would be more efficient: getting only senior engineers, or considering those who are less senior but result-focused? Why?

PR A PROGRAM IS REQUIRED TO READ FROM THE SCREEN THE LENGTH AND WIDTH FROM THE SCREEN THE LENGTH AND WIDTH OF A RECTANGULAR HOUSE BLOCK AND THE LENGTH AND WIDTH IF THE RECTANGULAR HOUSE THAT HAS BEEN BUILT ON THE BLOCK.THE ALGORITHM SHOULD THEN COMPUTE QND DISPLAY THE MOWING …

Hi, I have an application with one JFrame and two modeless JDialogs. When I mimimize the JFrame, the dialogs are still there, not minimized. So i need to hide them. I can hide them with WindowDeactivated event which runs one time when the JFrame is minimized but when I want …

Hello guys! Sorry newbie here. I get an error in Netbeans while trying to add an Icon to a J label. The error is: Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException: Cannot invoke "java.net.URL.toExternalForm()" because "location" is null After importing all of the images I used for my project. I still get …

Hi to All! I have a POS Software which I have developed in Java, NetBeans IDE. I am deploying this software on a variety of Windows Computers / Laptops for 5 years. I have used JFormattedTextFields for double data type in the whole Software. And I have set Format of …

How do I track the source of each user signup for B2B SaaS product? In other words, how do I check from which source the user landed on my website? I need to track for each individual user.

I developed a Java Application to run on Mac BigSur. I used Java Derby as database for this application. The Application gives an Exception: java.lang.ClassNotFoundException:org.apache.derby.jdbc.EmbeddedDriver The interesting fact is that When I run this application on my MacBigSur(Which I have installed on Virtual Box) then the application runs perfectly. But …

I need help with a java project as soon as possible. Please help if absolutely necessary. Please, please  

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I am really thankful to become a member of this community. I am a developer, learning new programming languages to push my professional growth. I have 2 years of experience as a Java developer. Now I am learning new technologies like Python and Ruby on Rails. I will help community …

I am not quite sure why I am getting this error package tile; import java.awt.Graphics2D; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import javax.imageio.ImageIO; import main.GamePanel; import main.UtilityTool; public class TileManager { GamePanel gp; public Tile[] tile; public int mapTileNum[][]; public TileManager(GamePanel gp) { this.gp = gp; tile = …

Create three classes the Calculation class, Conversion class and Menu Class. The Conversion class should have the following methods. double KMToMiles(double distance) double MilesToKM(double distance) double FeetToMetres(double distance) double MetresToFeet(double distance) double KgToPounds(double weight) double PoundsToKg(double weight) double CelciusToFahrenheit(double temperature) double FahrenheightToCelcius(double temperature) The Calculation class should have the following …

Create three classes the Calculation class, Conversion class and Menu Class. The Conversion class should have the following methods. double KMToMiles(double distance) double MilesToKM(double distance) double FeetToMetres(double distance) double MetresToFeet(double distance) double KgToPounds(double weight) double PoundsToKg(double weight) double CelciusToFahrenheit(double temperature) double FahrenheightToCelcius(double temperature) The Calculation class should have the following …

I'm working on a class project where I am supposed to determine how long it will take for someone to be fully vested in their pension. I have to take the time they started working as a string mm/yyyy and then calculate the date they will be fully vested. The …

Hi ! I have developed a Java application using Derby Database. The application jar file is successfully running on Windows but on Mac it gives and exception as following: ClassNotFoundException: org.apache.derby.jdbc.EmbeddedDriver I am pasting code for database Connection which I wrote. String dbdriver = "org.apache.derby.jdbc.EmbeddedDriver"; Class.forName(dbdriver).newInstance(); con = DriverManager.getConnection("jdbc:derby:C:\\4DSOFTECHDB; create …

Grading Sheet With Passed and Failed Using If Else Statement FOLLOWING INPUT: FOR REMARKS: -FULLNAME -75 UPTO 100(PASSED) -SECTION -74 DOWN TO 65(FAILED) -SUBJECT DESCRIPTION -OTHER GRADES(INVALID GRADE EX.105) -SUBJECT CODE -1ST MONTHLY EXAM -1ST PRELIM EXAM -2ND PRELIM EXAM -MIDTERM -PRE-FINALS -FINALS

I am on the latest version of Windows 10, running with SWI-Prolog 7.6.4, and trying to get JPL (Java <->Prolog) running for a school project. I've not had to deal with path issues much but I have done my best to understand the problem. I've added the necessary import statements …