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| | When i run my code i get this error: Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: How do I fix this? this is my code so far: import java.awt.Font; import javax.swing.*; public class Program7 public static void showOutput(String output) { JTextArea jta = new JTextArea(output); jta.setFont(new Font("Consolas", Font.PLAIN, 60)); JOptionPane.showMessageDialog(null, jta); } …  |
 | Hi Guys. I'm getting bored, and so I'm looking at Python for a new challenge. I hoped to be able to use my Java NetBeans IDE to avoid an IDE learning curve, but it seems that NetBeans support for Python died years ago. So, all you Python gurus... what do …  |
| | How can I add href link inside the eventRender and redirect another page with id? function calender(data) { if (0 !== $("#m_calendar").length) { spinner.hide(); var e = moment().startOf("day"); e.format("YYYY-MM"), e.clone().subtract(1, "day").format("YYYY-MM-DD"), e.format("YYYY-MM-DD"), e.clone().add(1, "day").format("YYYY-MM-DD"), $("#m_calendar").fullCalendar({ header: { left: "prev,next today", center: "title", right: "month,agendaWeek,agendaDay,listWeek" } , editable: !0, eventLimit: !0, … |
| | Hi everyone! I created a Sudoku game and want to share it with all of you so you can tell me what'y think about it :). I've got 1 year of C++ experience. Game is based on coordinates to put the numbers. --------------------------- List of Commands: --------------------------- When asked to … |
| | I've just started working with PHP and MySQL, and I'm trying to create a table in MySQL. If I've got this right, I'm trying to do so by going to my host's SQL MyAdmin page and typing in mysql_query("CREATE TABLE example( id INT NOT NULL AUTO_INCREMENT, PRIMARY KEY(id), name VARCHAR(30), … |
| | I keep getting CircleInformation.java:13: error: cannot find symbol float circumference = 2 * (PI * radiusF) ^ |
| | I have an issue within my program where it sas the struct I have created is not initialized. Any suggestions? The lab I am working on is Write a program to help a local restaurant automate its breakfast billing system. The program should do the following: Show the customer the …  |
| | Guys, What is wrong with my compution here when "hrs" entered is 45? The end result expected si 498.75 but it keeps failing to compute second portion correctly (please see below and attached screenshot). hrs = input("Enter Hours:") h = float(hrs) OvrTimehrs = float(hrs) - float(40) HourlyRate = input("Enter Hourly … |
 | A teacher wants the program to: show a visual representation of a multiplication ask the child to key in an answer E.G 3 x 4 **** **** **** What is the answer? This is as far as I can go Please help. I can't go horizontal. I only go vertical … Programming vb.net |
| | General Description please please please help please code in python3 let me know if any extra information is needed You have been chosen to create a version of connect 4. In this version, there can be forbidden positions, or places that neither x nor o can play. However, connecting four … Programming python |
 | Hey guys, I recently started work on Minepress again, I'm having some problems however. I am trying to make a plugin which detects the ip of a minecraft server and results in printing out if its online or not here is display on my site: http://img545.imageshack.us/img545/4404/beaa1f33dce74c6dbee14e6.png as you can see … |
| | As one of the most powerful tools in Excel, PivotTable has the ability to calculate, summarize, and analyze data, which allows us to see the comparisons and trends of our data more intuitively. In addition, PivotTable also has the ability to sort and filter data, and it can meet our … Programming java |
| | How can i check if email exists i have this code but it is not working <?php include "Config.php"; function mksafe($data){ $data=trim($data); $data=strip_tags($data); $data=htmlspecialchars($data); $data=addslashes( $data); return $data; } $fname = mksafe($_POST["fname"]); $lname = mksafe($_POST["lname"]); $email = mksafe($_POST["email"]); $sql = "SELECT * FROM `users` WHERE `email`=$email"; $result = $conn->query($sql); if($result->num_rows … |
| | I'm looking for a way to attach listener to a C# variable, so that every time its updated or read, it will execute a function which will go on and process their own variables. I know of the means described below but I'm looking for something that would work like … |
| | I want to make this code so I can pick exactly where to place my pieces. Right now you can only drop the pieces and it drops all the way to the bottom. What if I want it to be in the middle. Kind of like tic tac toe if … Programming python |
| | Hi, I have one form with multiple reading data (using BindingSource) and I want to store those data + some text entry to third table (also using BindingSource DataGrid) Is it possoble to do that using sql statement ? I have connection to database. Picture is to show what I … |
 | I have some inline css that I'd like to add to an existing styles.css file but have no idea what the format needs to be. Here's what the inline css looks like: <style> .container { display: flex; max-width: 1350px; margin-right: auto; margin-left: auto; padding-top: .3rem; padding-bottom: 1.5rem; } .divL { … |
| | Hello Everyone, I have some clients and I manage website hosting for few of them. One of my client (Ecommerce store) went live on Product Hunt on Tuesday and his website crashed. Though I have fixed the issue, but I think I cannot work with shared hosting plan in long … |
 | <?php include "database.php";?> <?php session_start();?> <?php // Getting total rows there in table $query="SELECT * FROM questions"; $results=$mysqli->query($query) or die($mysqli->error.__LINE__); $total=$results->num_rows; $row=$results->fetch_assoc(); //Reading the rows next by next and vice versa $offset=$row["question_number"]; // when button next is clicked it will fetch the next row if(isset($_POST["NEXT"])){ $offset++; } // if previous … |
| | the error is at the curly brace under void main() line 28 can some one help me...pleasee #include <iomanip> #include <curses.h> #include <stdlib.h> #include <fstream> #include <iomanip> #include <cmath> using namespace std; //nonvoid function int main() { } float Final_pt(float GP_work,float GP_exam,int Eval) { float Grade_n, Grade; if(Eval==1) Grade_n = … Programming c++ |
 | Hi everyone, I am working on an app and trying to create a corrector and I am using keyboard module for the correction. I have created a class, which reads pressed events and displays them to screen, and its action are dependent to a variable passed to the constructor. If … |
| | hello, I need to add items in the 'ide' element, so that it looks like the example below saving in XML (thank you!). The example I need: `<ide> <cUF>43</cUF> <cCT>00000004</cCT> <CFOP>6353</CFOP>... </ide>` In the current situation, Im getting only `<cUF>:` <?xml version="1.0" encoding="UTF-8"?> <CTe xmlns="http://www.portalfiscal.inf.br/cte"> <infCte versao="3.00" Id="CTe43120178408960000182570010000000041000000047"> <ide><cUF>43</cUF></ide> </infCte> … |
| | I have a download page that needs to run a function when clicking on a link. The function is supposed to enter a row in a mysql database table and download the file. I don't know if I've coded the function incorrectly or I coded the onclick incorrectly. Here's the …  |
| | I'm trying to pass a filename to a function but don't know how to call the function from a click on a link. The top of my index.php is: <?php $filename = NULL; session_start(); // start of script every time. // setup a path for all of your canned php … |
| | I want to dynamically fill key and value in an associative array using for loop in PHP $ct = 4; $str = ''; for($cunt=1; $cunt<=$ct; $cunt++) { $valu= '"value'; $cuntc = $cunt.'"'; $rw = '"$row'; $fild= "field"; $cp = $valu.$cuntc."=>".$rw."->".$fild.$cuntc; $str .= $cp . ','; } //trim the , from … |
 | Most of us think of magic links when we hear "passwordless", but I'm trying out a different approach. What if we require our users to SEND an email for authenticating? I've been experimenting with this idea recently and actually got around to building a prototype. This system will work as … |
 | Sorry for the lousy title, "InterProcess Communication" was too long Basically, I'm looking to use the native `_winapi` and `msvcrt` modules to launch an integrated python interpreter and communicate with it over pipes I can't find anything on Google or DDG, and I've been searching for days, but nobody uses … |
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| | Hi all, I was recently having a look at the pywin32 module and found a multitude of approaches on how to find the color of a pixel given its coordinates, but was wondering if there was a way to find the coordinate of a pixel given its particular color, either … |
 | Hello eveyone, I want to write a MARIE code to perform the following program excerpt: If (x < y + z) { x = x – y; z=z+1; } else y=y-1; Instactions given: - Use “ORG” instruction to start your program at address 200. - The following labels and directives …  |
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