gajen007

I'm running a GraphQL-Node.js-Mongo Application. I need to return all the documents upon some conditions. But I'm confused with .find() method as it requires async and await, or a callback as it's parameter. Here my code... getChatsOfUserAboutProduct: { type: sampleChat, //it has been declared already args: { userID: { type: …

Hi, I'm an jQuery/Angular Developer last 5 years, and now I've planned move to ReactJS. I'm learning ReactJS by my own, as comparing the similar stuff what I did in jQuery (or Angular). My plan is, just to make a Login-Logout App, with ReactJS front-end and CodeIgniter - MySQL are …

Hi Friends, Recently I've experienced an issue in my (following) code. I've designed an array-stack and checked the values pushed in to it. It works well when pushing but when popping it doesn't display the whole popped values. E.g: If I pushed the values "zero to nine" in to the …

An assignment is given to prepare a prolog code for the following scenario. Five bikes with colors Red, Blue, Black, White and Grey are in queue. At least one in front of Red and at least one behind the Blue. At least one in front of Black and at least …

I designed a swing interface with MySQL table. I put two comboboxes in a manner when the 1st combobox value is selected (Brand Name), the second combobox values (available items under thise selected brand) will be loaded via a mysql query. My code is... try{ String url = "jdbc:mysql://localhost:3306/databasename"; String …

Gentlemen, I have a problem in entering a "DATE" in to MySQL table via a Java SWING interface. I used 'jdatepicker' to select a date & I use XAMPP server for MySQL database. Earlier I converted the selected date in to String values & feed as VARCHAR in mysql table. …

I faced a NullPointerException for below code. What is the cause? import javax.swing.*; import java.awt.*; import java.awt.event.*; import net.sourceforge.jdatepicker.*; import net.sourceforge.jdatepicker.graphics.*; import net.sourceforge.jdatepicker.impl.*; import net.sourceforge.jdatepicker.util.*; import java.text.DateFormat; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; public class selectDate extends JFrame implements ActionListener { JLabel CheckDate; JButton check; public UtilDateModel model; public JDatePanelImpl …

I have confused to use Java Native Interface with dll file (by c++).. To get the squired value of a number which will be given by user... this is my class file...which also should be converted as header file for c++ file (dll file preparing...) import java.io.IOException; class First { …