Software Development Forum

Hi Dw. I would like to know how can i auto type and submit a form using vb.net, I'm not using Webbrowser or should I use it? I just saw another post similar to this except that the OP requested to auto click the button. What I want is to …

the process cannot access the file because it is being used by another process java I use this code to transfer a file to an other Files.move(Paths.get(file_picker1.getText()), Paths.get("random location\\.png")); I understand that I have to close it. but Im not finidng how to do that. search in google but no …

So my semester is almost over and I was dumb when I signed up for intro to programming distance learning, I thought I would understand it, but now I guess I know I can't. Anyways here is the problem. A speeding ticket fine policy in Podunksville is $50 plus $5 …

I want to reduce the number of if statement in my code. I need some advice on how to do this. I have a simple form, when I click submit, it trigger a workflow for approval process. public void initiateWorkflow(){ //some code here //workflow is started } Next, when the …

Hello guys,i have been stuck for days while trying to find how to solve this python problem. here is how the code looks like: set1=['78','18','79','56'] set2=['13','40','16','04'] set3=['63','70','78','60'] set4=['10','35','66','13'] set5=['32','41','71','70'] set6=['50','58','02','11'] set7=['13','40','41','05'] set8=['12','52','50','60'] set9=['71','13','66','12'] set10=['50','90','73','41'] set11=['09','18','44','54'] set12=['12','41','32','67'] Big_Set= [set1, set2, set3, set4, set5, set6, set7, set8, set9, set10, set11, set12] def …

Hello, I have task to read the CSV file using C++ , the CSV file contains 10 rows x 3 colums float data and I want to read it and apply some mathematic and then the ouput should be stored in a new matrix. The thing is If can read …

Hello everyone, I've a little problem with updating my Access DB. I use this code to update my db in vb.net. Private Sub Button9_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button9.Click Try oledbCmdBuilder = New OleDbCommandBuilder(adapter) changes = ds.GetChanges() If changes IsNot Nothing Then adapter.Update(ds.Tables(0)) End If ds.AcceptChanges() …

Im having a problem with updating data in SQLite this is the full code who execute after pressing the button try { PrintWriter writer = new PrintWriter("d:\\"+LBL1.getText()+"\\"+TL3.getText()+"_"+TL2.getText()+"_"+TL4.getText()+"_"+TL5.getText()+"_"+TL1.getText()+".txt", "UTF-8"); writer.println("Invoice Number = "+TL1.getText()); writer.println("Seda = " +TL3.getText()); writer.println("Date = " +TL2.getText()); writer.println("Documental Class = " + TL4.getText()); writer.println("Status = " + …

Hi Guys, I wanna know how to change a label's text thats in a different form when the user presses a button in the mainform, I have heard about the Signals and Slots thing but not experienced enough to understand that, Please Help Me!

Hi! I am writing my own string splitter and i'm stuck. When I'm trying to split the same string the second time im getting only the first word. Im using Visual Studio 2013. "Name|Phone Number|Account Number|Price|Tariff" Output is : Name Phone Number Account Number Price Tariff Name and my desired …

I have code that creates a PictureBox and I want it's background Image to change when I click it. My code: private void CreatImage() { Random LocationPicker = new Random(); for (int i = 0; i < 50; i++) { int X = LocationPicker.Next(0, 842); int Y = LocationPicker.Next(245, 433); …

tl;dr: Looking for a java library to solve equations. Suggestions welcome. I'm looking to write an app for the sake of writing an app. I figured that, as a firmware guy with minimal EE hardware training, a good practice app would be one that acts as a helper for EE …

I am importing event info from csv files and I'm having trouble with the event time. Event times are 12-hour time: hours:minutes am/pm. I converted the strings to datetime objects because the sort function wasn't working with the times as strings using `lambda`. Next, I drop the date info (that's …

Hello! I am using nebeans ide. I have made two jframes in my project, jframe1 and jframe2. One for login information and one for admin page. My project ran succesfuly i.e when i enter correct information on login page then admin page is displayed. But one problem is that after …

I have a file set in this folder "C:...../users" (is not real) I want to change the file path with code to set at "D:...../users" how can I do that?

hi, i would like to change the row color in a data grid view at runtime. i made this code but it didn't work [code] foreach (DataGridViewRow dgvr in dgvReservations.Rows) { string status = dgvr.Cells[10].Value.ToString() ; if (status == "Canceled") { dgvr.DefaultCellStyle.BackColor = Color.Red; } } [/code] not even this …

Please help me, I'm not really good in programming. I've done converting text file going to excel, and excel going to DataGridView. Here's my problem: I want to get the specific one or two numbers (maybe up to three). example: 98321 12345 67890 54321 09876 'this numbers in excel. (First …

Hi to all experts, i have a big problem here, i want to print data from my datagridview, when i select 1 row.. there is no problem, but when i try to print multiple row, just first selected row appear here is the code : private void button4_Click(object sender, EventArgs …

[Linux] When using gcc and or g++ is there a way I can have two output files, one with and one without debugging symbols in one gcc/++ command? I don't want to have to write `g++ --Wall program.cpp -o program`, then have to immediately run `g++ --Wall -g program.cpp -o …

I am trying to calculate the angle between two vectors. Here is my relevant code: cout << "\n\nPoint1 "; Point1.dump(); cout << "Point2 "; Point2.dump(); cout << "\nanswer: " << Point1.dot(Point2) << endl; cout << "\nacos: " << acos(-1)<< endl; cout << "Problem: " << acos(Point1.dot(Point2)) << endl; cout << …

I am a computer hardware technician. And I want to create some programs to use in job. I think it would be more efficient in time. I can use C++ programming language but not perfectly. So I need some helps from you. I want to write some programs with C++ …

I recently came accross this code: Mat3D R_z(double RotAngle) { const double S = sin (RotAngle); const double C = cos (RotAngle); Mat3D U; U.m_Mat[0][0] = +C; U.m_Mat[0][1] = +S; U.m_Mat[0][2] = 0.0; U.m_Mat[1][0] = -S; U.m_Mat[1][1] = +C; U.m_Mat[1][2] = 0.0; U.m_Mat[2][0] = 0.0; U.m_Mat[2][1] = 0.0; U.m_Mat[2][2] = …

I'm working on exception handling. Here is my code, I need some help.. Requirements: => If the user push a value to stack when stack is full,it must throw an exception of type "cInvalidPush". => If the user pop a value from stack when stack is empty , it must …

Hello, I wonder how we can use lock objects between 2 different applications. In the example below we can use lock objects to let only one thread to execute the code inside the lock object at a time. This works fine within one application. Now I wonder how we can …

Hi j I have a question and I am wondering if it can be answered. the question is, how do you calculate a teaching allowance and nis from the hours of work and rate of pay in java.

Hi all! Whenever I am working with my code in my main.cpp file, I can call character-handling functions like * isdigit * isalpha * isspace * toupper without importing the `cctype` library. However, my C++ How to Program Book shows that the cctype library must be imported before the functions …

Hey guys, I am looking into xbrl files and I need to extract certain data from each of them however, I can't find much information on the existing python-xbrl library, perhaps someone in here has an experience with it? Here's an xbrl file example [Click Here](http://regnskaber.virk.dk/14502803/eGJybHN0b3JlOi8vWC1GMDk4RkNDNi0yMDE0MTIzMV8wOTE2MjFfMDk1L3hicmw.xml) Any ideas/solutions on how …

As part of a class in Java, the constuctor is supposed to throw a java.lang.IllegalArgumentException exception when an integer that is a field in the class, let's call it int N, is set to a negative vale. How do I set this up?

In the last couple of threads people have used the Python class, but really don't seem to know how to use them properly, or why to use them. Hence my question: "Why would you use a class in Python?" I though only Java forces you to use OOP.

User will enter a date, for example "7/1/2015". Than I will check in database and return some result if match. Note in database there is data/Time but user will enter only date. Below I have a following database set up Table = "workStartTable" |----|------------------------| | ID | StartBy | |----|------------------------| …

Hello all! I am trying to take a string that has mixed uppercase and lowercase chars and then convert it to lowercase. I am doing the following line of C++ code: transform(theReadMessage.begin(),theReadMessage.end(),theReadMessage.begin(),theReadMessage.end(),::tolower); //theReadMessage is a string to convert to lowercase and my C++ xCode debugger gives me this message `Too …

Im having ap roblem with this.  after I press Save button that image show up it doesnt execute this code String te1 = tf1.getText(); String te2 = TA3.getText(); String te3 = TA2.getText(); String te4 = TA1.getText(); String te5 = tf2.getText(); String te6 = TL1.getText(); String sql = "UPDATE …

I have a large piece of code : string num_to_text[] = { "", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine", "ten", "eleven", "twelve", "thirteen", "fourteen", "fifteen", "sixteen", "seventeen", "eighteen", "nineteen" }; string tens_to_text[] = { "", "", "twenty", "thirty", "forty", "fifty", "sixty", "seventy", "eighty", "ninety" }; string power_to_text[] …

Hello VB.net Programmers, Please help about delimited. I've been looking to the forum and other sites about this but can't find any. Here is my problem. 1. I need to put the text file to excel but this text file don't have comma and tab. This are separated only with …

All of my search attempts on here and the Internet at large have resulted in discussions on how to DISABLE parent form's while a particular child is open. But my project seems to be doing that itself just fine. I do not want it to and I am not sure …

#include <iostream> #include <stdlib.h> #include <cstring> #include <stack> using namespace std; #define MAX_CHARS 100 int main(int argc, char* argv[]) { char input_str[MAX_CHARS + 1], *p; stack<double> num_stack; int c; double a, b, n; cout << "Enter RPN string: "; cin.getline(input_str, MAX_CHARS); p = strtok(input_str, " "); while(p) { c = …

guys, I am implementing hash function in below code snippet but unfortunetly getting segmentation fault. Could you please help me to understand that what went wrong in this implementation. #include<stdio.h> #include<string.h> #include<stdlib.h> unsigned long hash(char** str ) { unsigned long hash_val = 5381; unsigned long sum=0; char* val ; int …

Hi folks. I'm having a problem with VS2010 where suddenly one of my projects is displaying the warning "The referenced component 'System.Data.SQLite' could not be found". All i can find about it in my search is a problem with building both x86 and x64 applications, but my project is only …

Hi group, I'm attempting to create and write to an Excel spreadsheet with data from a text file. The code is meant to parse each line of the text and place the data into individual variables. I then need to place these variables into the appropriate cells on this newly …

Hey guys, how is it going? I am wondering whether this my idea is possible to achieve .. I am looking at this search engine https://datacvr.virk.dk/data/ and it can take names,cvr number, address etc as input and return a facinating output. I think they are using elasticsearch to do all …

I have four files in c++ 1. BankAccount.h 2. BankDatabase.h 3. Main.cpp BankAccount.h #include <string> class BankAccount { public: BankAccount(int accNumber,const std::string& accName); void setAccNumber(const int accNumber); int getAccNumber() const; void setAccName(const std::string& clientName); std::string getAccName() const ; protected: int mAccNumber; std::string mAccName; }; BankAccount::BankAccount(const int accNumber, const std::string& accName):mAccNumber(accNumber),mAccName(accName){} …

I'm curious, when setting the default close operation for JFrames, should you use JFrame's constants or WindowConstants' constants? As far as I can tell they're the same. Although, IntelliJ (not tested on other IDE's) prefers WindowConstants' EXIT_ON_CLOSE at least. So basically my question is, which one should be used? Which …

hello..... i am new in the coding field..... and i understand the working of codes in java......but couldn't able to start.....i have to make a program of videoconferencing.....how to start coding on it.....

Hi All, In below code snippet i am getting segmentation fault. Could you let me know what can be cause. usually we will face segmentation fault if auto_ptr is used due to ownershpt issue (Assignee pointer becomes NULL) but why i am facing the same issue with unique_ptr move semantics. …

Hello Group, I'm attempting to create and write to an Excel file. I'm sure I've hit the first of many snags. Hopefully you can point me in the right direction. In this first attempt, I'm getting an error code: "Invalid index. (Exception from HRESULT: 0x8002000B (DISP_E_BADINDEX))". The error is attached …

Dear forum members, i a m trying to export the contents of datagrid to excel but i am facing errors.After searching i have seen that the problems occurs because one of my columns is of type TIME and taht is why i am getting the error : Object reference not …

Can somebody please tell me what im doing wrong, I know its the initVirtualHeap but i dont know why. The program just crashes. #include<stdio.h> #include<conio.h> #include<stdlib.h> #define MAX 10 typedef struct{ char elem; int next; }vArray; typedef struct{ vArray *nodes; int avail; }virtualHeap; typedef int List; void initList(virtualHeap *); int …

Using code from StackOverflow: HttpWebRequest webRequest; void StartWebRequest() { webRequest.BeginGetResponse(new AsyncCallback(FinishWebRequest), null); } void FinishWebRequest(IAsyncResult result) { webRequest.EndGetResponse(result); } How do you access the response to the request?

Please help me with how i may receive an sms to my java application using ozeki. I have used sample code that i got from http://www.ozekisms.com/index.php?owpn=584 , I used that sample code and was able to send sms. Using the same code how may i receive an sms so that …

Good day! I just want a little help on how to loop from one cell to the end and set a sum Formula. I have Columns From **F to O **and created a Sum formula for column F. Is there a way to make it in a loop and pass …