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Hey there! I want to add rows of data in my listview from a database but I want to add only those items I chose then after listing all my items of choosing that is the time for me to save it to a table in databox. is there anyway …
by Jann_2 in Software Development ()
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Hello, I am doing an application in C# but I have a problem. I need to show the volume status of the computer. I created two pictures to show if the volume is muted or not. I found this code but I get errors: MMDeviceEnumerator devEnum = new MMDeviceEnumerator(); MMDevice …
by Jim_11 in Software Development ()
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Hi, i have two tables in mysql. Tbl1 - lets call it {$tbl_p} has product_id and tax_id fields. Tbl2 - lets call it {$tbl_c} has product_id and tax_id_w fields. Tbl1 needs to be updated (only tax_id field) from Tbl2 based on values of tax_id_w field. But, tax_id_w field in tbl2 …
by bprosic in Software Development ()
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Write a program in C++ to prepare a frequency distribution table of the percentage marks in Computer studies of sixty students, to be taken as inputs, into the following categories Category Marks(%) Fail 0-34 Pass 35-59 Good 60-79 Very Good 80 and above
by sam_21 -6 in Computer Science ()
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Hello. Im doing some practice questions and Im kinda stuck. So basically I have three Jbuttons: "Menu", "Left" and "Right", a JTextField : "tDisplay" and an array : status. code (dummy code for example): String[] status = {"hello","goodbye","goodnight","goodmorning"}; what needs to happen is when Menu is clicked Hello is displayed …
by nadiam in Software Development ()
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write a c++ program that asks user to insert 2 numbers
by amanueal in Programming ()
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I'm newbie to vb.net. Now I'm on report viewer component. I'm just trying to generate reports. It's okay with select data from one data table of mysql. But now I trying it advanced. I try to generate report data from two data tables. This is query I tried. It show …
by සශික in Software Development ()
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There is a problem of facility location that I solve with genetic algorithms. I can get good results. So I would like to compare my genetic algorithm complexity O(n^2) with the brute force algorithm. But I am not getting an answer. (n = number of individuals in my population, usually …
by quatrosem in Computer Science ()
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heY, I need help.... I want to know about concept of combination between software and database on enterprise level software. Recently I develop software using vb.net. Then I install mysql and connect these two software. But this isn't the way enterprise level software. Ex : In Quick Book Accounting package …
by සශික in Software Development ()
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I want to know about develop vb.net project by LAN users... I Find about this internet and I couldn't find..... Please give me steps to do that ....
by සශික in Software Development ()
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I'm just trying to insert some more informations to mysql table. I used recently methods. But it won't help me. so if you can help me ? my code is below : Try Dim mstream1 As New System.IO.MemoryStream() Add_House.pic1.Image.Save(mstream1, System.Drawing.Imaging.ImageFormat.Jpeg) Dim arrImage1() As Byte = mstream1.GetBuffer() mstream1.Close() Dim mstream2 As …
by සශික in Software Development ()
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Hi there! I am having trouble figuring out what is wrong with my code also I'm kinda new to Python. I'm trying to get variables to one class to another class then return it back. Here is my code: from tkinter import * from tkinter import ttk class Logic: def …
by Regan_1 in Software Development ()
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Can anyone help me out with this program import java.util.Scanner; public class Quadratic { public static void main(String[] args) { Scanner sc = new Scanner(System.in); System.out.print("Enter three coefficients for a quadratic equation: "); double a = sc.nextDouble(); double b = sc.nextDouble(); double c = sc.nextDouble(); if (a == 0.0) System.out.println("Error: …
by Ankit_22 in Programming ()
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Hi, so I'm trying to create a Java program that will read a Java file that is incorrectly formated and properly indent and format it. This is what I have so far. import java.io.*; import java.util.*; public class Project3 { public static int SPACES = 0; public static void main(String[] …
by Brian_18 in Software Development ()
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Suppose if I am working out with a simple basic coding to write a C# program for odd even number. But I am stuck at the step as to how i can re-enter input while i am converting a string into integer at one place.
by makaijohn9 in Programming ()
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hy ,i make binary tree,the input of binary tree in correct.but issues traversing of binary tree using stack ,because the result of traversing is wrong .please solve this issues. #include<iostream> #include<stack> using namespace std; struct node { int data; node *left; node *right; }; class usman { private: node *root,*leaf; …
by Usman_9 in Computer Science ()
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Write a program to generate a pair of private and public keys. You program should also be able to encrypt and decrypt messages using the public and private keys. here is my program: import java.io.*; import java.math.*; import java.security.*; import java.security.interfaces.*; class generateKeyPair { public static void main(String[] array){ if …
by EB0111 in Computer Science ()
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Can anyone please tell me how do I get the total row in my ms access table and put in my label.text at vb.net?
by qhadjirul in Software Development ()
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Hi All, In below code i am performing search in map through key value but not able to get the desire results though common elements (intersection) is present in both lists. #include <iostream> #include <stdio.h> #include <stdlib.h> #include <map> using namespace std; struct node { int data; struct node* next; …
by can-mohan in Software Development ()
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Test Scores #2 Modify the program of Programming Challenge 2 to allow the user to enter name-score pairs using two parralell arrays. For each student taking a test, the user types the student’s name followed by the student’s integer test score. Modify the sorting function so it takes an array …
by crazyninja247 in Computer Science ()
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I am a beginner. I need to create a table in visual c# such that the number of rows would be created based on user input. The number of colums is 3. For example, if a user enters 3 as the input, a table of 3 rows would be created. …
by kudus94 in Software Development ()
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I just use this code to input data to oracle database from vb.net. Try Dim mstream As New System.IO.MemoryStream() PictureBox1.Image.Save(mstream, System.Drawing.Imaging.ImageFormat.Jpeg) Dim arrImage() As Byte = mstream.GetBuffer() mstream.Close() query = "INSERT INTO ds.students (ID,NAME,PIC)" & _ "VALUES (@ID,@NAME,@PIC);" Dim cmd As OracleCommand = New OracleCommand(query, con) cmd.Parameters.Add("@ID", Convert.ToInt32(TextBox1.Text)) cmd.Parameters.Add("@NAME", Convert.ToString(TextBox2.Text)) …
by සශික in Software Development ()
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Previously I used vb.net with mysql database and successfully added data from insert query. In that senario my sql code is like this : INSERT INTO ds.students (id, name,pic)" & _ "VALUES (@id,@name,@pic) Now I used oracle database with vb.net. When I run program it shows: "ORA-00936 - Missing Expression" …
by සශික in Software Development ()
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Hi there, I need some help to finish that code, In fact, there is one problem in my code : The last line, when i tried to convert a hexadecimal number in int. The problem is, I got variables containing : ff or 00 or C6 etc... And i want …
by Izio in Software Development ()
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I want to know which software is beneficial for small or starting businesses? I researched online and found some blogs saying bespoke is best option. But it is much expensive than off the shelf softwares. Any suggestions?
by bespokeficode in Software Development ()
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I am new to java and trying out a question but I have no idea why it can't calculate my commission public static void main(String[] args) { Scanner keyboard= new Scanner(System.in);// input form keyboard double retail_price; double emp_num; char trans_code; double a =0.06; double b = 0.08; double commission; System.out.println("Please …
by Jayvis in Software Development ()
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Hi, We have developed our e-commerce site in Magento 2 and we are launching our cedcommerce blog. Currently, I am using a cedcommerce blog extension, but I was wondering if it is better for SEO to use a Magento2 extension. Anyone have any suggestion ? Thank you!!
by Pradeep_14 in Software Development ()
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Hi all, 1. My **DataGridview** is populated and displays the data correctly. No Problem here. 2. I use the **Up/Down Key** to navigate in the *DataGridview* and the rows get highlighted when I pass over them. No problem here. ***This is what I would like to code if posible:*** 3. …
by lmalave in Software Development ()
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Write a program that can be used by a small theater to sell tickets for performances. The theater’s auditorium has 15 rows of seats, with 30 seats in each row. The program should display a screen that shows which seats are available and which are taken. For example, the following …
by hq1 in Software Development ()
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i need to make program to search for multiple word s of 100 logs ?
by abogeorgeee in Programming ()