Software Development Forum

public int evaluate() { if (root == null) { return -100000; } return evaluateHelper(root); (error) } private int evaluateHelper(MyBinaryTreeNode rt) { if (rt.left == null) { return Integer.parseInt(rt.data.toString()); (error) } switch (rt.data.toString()) { case "+": return evaluateHelper(rt.left) + evaluateHelper(rt.right); case "-": return evaluateHelper(rt.left) - evaluateHelper(rt.right); case "/": return evaluateHelper(rt.left) / …

The library optimezedr should determine if a collection of books is in ascending or desending order.Your solution must read books from a text file and produce 2 additional text files one in ascending order and one in Descending order. then your solution will indicate if your original text file in …

First: Design a class named Employee with private fields for that person’s: (1) name, (2) ID number, and (3) hire date. The ID number should be in the format ###–C, where # is a digit, 0–9, and C is a character, an uppercase letter, A–M. Write no-arg, 1-arg (name), 2-arg …

Hi Im having an error with my app, Im still learning to code. It gives me error at line rs = cmdOLEDB.ExecuteReader Here's my full code Imports System.Data Imports System.Data.OleDb Imports System.IO Public Class Form11 Dim cnnOLEDB As New OleDbConnection Dim cmdOLEDB As New OleDbCommand Dim cmdInsert As New OleDbCommand …

Here is my javascript code. function multyTypeUploadAttachments(file,classId,splAttrId){ var campaignID = $('#wk_custCampID').val(); if(campaignID == ""){ var campaignID = $('#wk_edit_camp_ID').val(); } var fileName = $('#'+file.id).val().replace(/C:\\fakepath\\/i, '');//form_skuAttachment var lastChar = file.id[file.id.length -1]; var upload_data = new FormData($('#wk_multy_form_AttrOptionAttachment'+classId+"-"+splAttrId+"-"+lastChar)[0]); $.ajax({ url: BASEPATH + 'c_workOrder/uploadSKUAttachments/'+file.id+'/'+campaignID, type: 'POST', data: upload_data, mimeType: "multipart/form-data", contentType: false, cache: false, processData: …

Getting errors and having a hard time seeing where. If I get it to build it is ignoring the inputmenu. package personalprogram; import java.util.Scanner; /** * * @author mitch */ public class PersonalProgram { /** */ public final class InputMenu { public void display_menu() { System.out.println("1) Calculate Cubic feet per …

Magento : Using app/design/frontend/default/theme/template/catalog/product/view.phtml how to display my text message on my selected products, workout : <?php $productId = '42150'; $product = Mage::getModel('catalog/product')->load($productId); if( $productId == '42150' ) { echo "Test"; } ?> if i wrong pls correct me.

Hi to all! I have SQL Server Express, SQL Server Management Studio 2012. My PC Name is : "SaboorPC" and SQL Server instance name is also "SaboorPC". I am trying to connect my Netbeans to My SQL Server but it is not connecting and giving the following error: "com.microsoft.sqlserver.jdbc.SQLServerException: The …

I am trying to figure out why my answer still wrong even though I type the cucumber... .model small .stack 100h data segment str1 db "Enter Your answer: $" after db "Your answer is: $" answer db "Cucumber$" input db 20 dup("$") newline db 10,13, "$" correct db "Your Answer …

***java*** i have a assignment of oop by using java can any body help me pz : Design and implement these four classes Employee, MonthlySalEmployee, HourlySalEmployee, Company and implement the following functions: ⦁ Create an application class with N HourlySalaryEmployee objects and N MonthlySalEmployee objects. ⦁ Create constructors, accessor and …

I'm creating a program that maintains student scores. I've created a class called students that stores the data and displays it in a list box. Once the user clicks btnAdd a new form (frmAddStudent) loads that allows them to add the user by name and their scores and display it …

I have to write a python program that get a keyboad number and verfiy using the def function. Help n = int(input("Write a number") def countdown(n): if n >= 0: print('Blast off! Zero down') else: print(n) countup(n+1) countdown(3)

Is there anybody who can help me for giving me source code for countdown timer in Assembly

i have two listview where data display, the SALES INVOICE and CHARGE invoice now when i print it when sales is greater than charge invoice cannot be display in crystal report or charge is greater than sales cannot also display. my crystal report looks like: SALES INVOICE CHARGE INVOICE OR …

/* SPRPTA Bus Ticket Reservation System C++ Software Development Project */ #include <iostream> #include <fstream> #include <cstdio> #include <conio.h> #include <cstdlib> #include <stdio.h> using namespace std; int count01 ; // class Passenger class Passenger { string str_City, str_ContactNumber, str_UserName, str_Password, str_name ; protected: string str_NIC ; public: Passenger(){} Passenger(string name, …

hi...can someone help me?? a program that i can print barcode from a vb6 application? once i entered data, (i have already a format for the barcode value), it will print the barcode once.. then, enter again info, then print.. i have a sato barcode printer ct400.is there any configuration …

Dear friends, I have a number of buttons ( New, Search, Update) on my Parent form (IsMdiContainer set to true) which work very well but once I load and unload a child form (from ToolsstripMenuItem), the buttons do NOT work anymore (i.e., one just clicks onthe buttons and nothing happens). …

Need help to edit this code to allow user to find words in the grid that are touching horizontally, vertically, and diagonally adjacent. For example, the board: Q W E R T A S D F G Z X C V B Y U A O P G H J …

Hi all I have a x32 bit application on a windows10 x64 machine. The application was working fine untill I change the connection string from OLEDB to ODBC with a DSN. Since my application x32 bit I created a x32 bit DSN to an ACCESS db wich also is a …

I'm just starting out with Assembly languege, having installed NASM on openSUSE 13.1, i386 family processor yesterday. My worry is that a simple program like "Hello World!" has flagged a warning when linking...see line 3 below: 1. coker.mu@linux-jm54:~/nasm> nasm -f elf helloWorld.asm 2. coker.mu@linux-jm54:~/nasm> ld -m elf_i386 -s -o helloWorld …

hey, i'd like to know if there is a java program that transformate 2D dicom images to 3D dicom images?

Option Explicit Dim cn As New ADODB.Connection Dim rs As New ADODB.Recordset Dim list As ListItem Sub Connection() cn.Open "provider=microsoft.jet.oledb.4.0;data source=C:\Users\Archana\Documents\login.mdb;" rs.CursorLocation = adUseClient rs.Open "ARegistration", cn, adOpenKeyset, adLockPessimistic End Sub Private Sub cboAid_Click() rs.Open "Select * from ARegistration", cn, adOpenDynamic, adLockOptimistic rs.MoveFirst Do While Not rs.EOF If cboAid.Text = …

I am a fresher and want to learn Pandas (Python). A few professionals I talked to suggested I use the book "Learning Pandas" by Michael Heydt. Should I give it a try? Do you have any other suggestions for me?

Hi everyone! I'm making an application which requires users with different permissions/previleges to login and use the application.For example, if the user is "admin", all menu items in the menu bar are shown and enabled. If the user is say "user_group1", some of the menu items are to be hidden. …

If you press any key on your keyboard, this small Tkinter GUI program will tell you which key and what type of key has been pressed. Great for applications where a simple key stroke is required.

dear all i have a invoice table now in that datagrid table i have 4 columns itemcode itemdescription qty price now what i need is user come to itemcode and whenever he type itemcode, he should get a list of initial alphabetic itemnames like if i type A so itemcode …

I'm working on a simple XML/XSLT file that is just meant to display a list of books on a very simple html layout. The files were created to learn XML and XSLT. I have since created two XSLT files that use the same XML. One displays the information in a …

I have the following code to connect to wi-fi, which works fine. Dim p = "netsh.exe" Dim wi-fi-name as string = "My-Wi-Fi-Connection" Dim sInfo As New ProcessStartInfo(p, "wlan connect " & wi-fi-name) sInfo.CreateNoWindow = True sInfo.WindowStyle = ProcessWindowStyle.Hidden Process.Start(sInfo) For i As Integer = 0 To 100 Application.DoEvents() System.Threading.Thread.Sleep(10) Next …

Hi all, I need to create a program on python that: At the start a 4 sided dice is thrown and a 12 sided dice is thrown to calculate two values for strength and skill the following method is used for each player: - Each attribute is originally set to …

Why do we need to overload operators?

Hello people. Sorry for my English, I use google translator .. Please Can anyone convert this code to C # or vb.net? import sys VERSION = 0 SUBVERSION = 2 def usage(): print "[+] WPSpin %d.%d " % (VERSION, SUBVERSION) print "[*] Usage : python WPSpin.py 123456" sys.exit(0) def wps_pin_checksum(pin): …

Hi guys, i'm having a difficulty to set the path in vb.net.i put the code in the module and every time i run the code it throws error "Could not find file 'C:\Users\Abdueie\Desktop\BMS\Bridge Asset Management\Bridge Asset Management\bin\Debug\Adigrat.accdb'." here's the code Public conn As OleDbConnection = New OleDbConnection("Provider=Microsoft.ACE.OLEDB.12.0; Data Source= .\\Adigrat.accdb;Persist …

Hi guys, I seem to have an issue with a boolean method returining a value. Here is the code excerpt - irrelevant code omitted: public class StreamsTest { public static void main(String[] args) { String[] arr = new String[]{"a", "b", "c"}; //convert array to string with streams List<String> list = …

Hello, Can someone help me adding two text box. example: textbox1 = (1) textbox2 =(50) textboxsum = (51) i have already values on textbox1 and textbox2, I want the two values of textbox automatically computed on textboxsum. Note: textchange event works but i need to manually input the values on …

hi there, I have a mask text box with the mask as $9999999999.99 as money. when i type in a value as 12345.67 it appears as $_____12345.67 and when i save it to the database it is saved in the correct format as 12345.67 as money as the data type. …

Hi All. I have a problem with col sorting of my csv file public static void SORT(string input, int col_num) { string[] lines = input.Split(new[] { Environment.NewLine }, StringSplitOptions.None); var data = lines.Skip(1); var sorted = data.Select(line => new { SortKey = Int32.Parse(line.Split(';')[16]), Line = line } ).OrderBy(x => x.SortKey).Select(x …

Need Help! Here's the first production worker. Exception in thread "main" java.lang.IllegalArgumentException: Multiple decimal separators in pattern "#.##0.00" at java.text.DecimalFormat.applyPattern(DecimalFormat.java:2519) at java.text.DecimalFormat.<init>(DecimalFormat.java:416) at ProductionWorker.toString(ProductionWorker.java:42) at java.lang.String.valueOf(String.java:2826) at java.io.PrintStream.println(PrintStream.java:771) at WorkerDemo.main(WorkerDemo.java:10) Java Result: 1 BUILD SUCCESSFUL (total time: 8 seconds) // Employee Class public class Employee { private String name; private …

I have an HDC file(that is taken by screen that I want to save it to any image file (prefer Bmp) , the thing is I don't really know the format and any function that I find for saving takes to many function inputs (that must be maximum 2). Any …

Victor and Francis are looking to buy a house in a new development.After looking at the several of models,the three models they like are colonial,split-entry and single-story. The builder gave them the base price and the finished area in square feet of the three models.They want to know the model(s) …

Parsing Large Numbers Question Hi All, I am writing some simple code to raise a base value to a power then perform some operations on the output. I have included the code I am using now, below ( see end of this message ), also see immediately below what this …

can anyone help me with Add to cart functionality in xamarin(i.e) C# code using SQLite

Hi, Could you please help me figure out how I could bind "SelectedItems" of a listbox? Here I have a 'listbox_2' that contains a list of fruits and vegetables ;) There's another 'listbox_1' that contains groups of fruits and vegetables (under a list<of string> format...maybe is it my first error? …

Demonstrates using .NET Remoting to broadcast to client subscribers. There are three parts: 1) Server.cs - for console app responsible for broadcasting messages (date/time stamp currently) 2) Client.cs - for console app that registers with server to subscribe to broadcasts 3) Agent.cs - class library that facilitates/eposes the interfaces for …

Hello, I wrote some codes for student login. the codes checks for the "username", "password" as well as their type of "status", from the database. once this input are met, the student logs in successful, otherwise a message pops up. The problem i encountered is this, i have 11 student …

i want to add some text at the begining of every line in a text file. i'm only able to append text to the file Imports System.IO Module Module1 Sub Main() ' Append the first line of text to a new file. Using writer As StreamWriter = New StreamWriter("C:\append.txt", True) …

Hi, I'm writing in C my program and I have a problem with this pieces of code: //lib.h typedef struct Array { char **array; char *searchDirPath; char *searchFile; char *tmpFileName; int tmpFile; int arraySize; int currIndex; } Array; // lib.c Array* createArray(int size) { Array* newArray = calloc(1,sizeof(Array)); newArray->array = …

Hello, i need your help. I need to make a program which will make sum of digits in number e.g. 123 is 6 BUT, the number could be very big like 1000 digits long or more.(e.g. 1 005 854 684......) - of course without spaces So, i cannot use datatypes …

I was wandering aimlessly on google, I found [ReactOS](https://www.reactos.org/). It's interesting. I tried this OS, many windows applications are running well on it. But some latest applications are unable to run like **Firefox 65.0.1** I have few questions, * How worth is using this OS? * What is future of …

/** This code is supposed to take the user input of the length and breadth of the room in one class, get the user input of the material and cost from the other class and calculate the total cost.*/ import java.util.Scanner; //My first class class RoomFlooring { private String FloorMaterial; …

import java.util.Scanner; class Room_Dimension { private double length; private double width; public Room_Dimension(double length, double width) { this.length = length; this.width = width; } public void setLength(double length) { this.length = length; } public void setWidth(double width) { this.width = width; } public double getLength() { return length; } public …