Software Development Forum

Need help with JTable header group : Exception in thread "AWT-EventQueue-0" java.lang.ClassCastException: javax.swing.table.JTableHeader cannot be cast to id.co.aal.common.GroupableTableHeader this is the part of table drawing ..... if(tabledraw) { tabledraw=false; for (int k = 0; k < m_data.getColumnCount(); k++) { TableCellRenderer renderer; if (k==Kehadirantable.COL_ALOKASI) renderer = new CheckCellRenderer(); else { DefaultTableCellRenderer …

how send parameters on CreateThread()? on a class: Option Explicit Private Declare Function CreateThread Lib "kernel32" (lpThreadAttributes As Any, ByVal dwStackSize As Long, ByVal lpStartAddress As Long, lpParameter As Any, ByVal dwCreationFlags As Long, lpThreadID As Long) As Long Private Declare Function TerminateThread Lib "kernel32" (ByVal hThread As Long, ByVal …

Which SAP HANA certification is best?

i have tried several ways, but i always get an overflow error :( how can i combine the ARGB color elements? Public Function ARGB(ByVal alpha As Byte, ByVal red As Byte, ByVal green As Byte, ByVal blue As Byte) As Long Dim color As Variant color = CDec(alpha) * 256 …

Hello, everyone!:) I am new to Daniweb and I would like a little help in implementing Binomial Heap subroutines in C, especially insertion in Heap. For my application it is necessary to implement max-heaps(i.e., roots storing the maximum value) in stead of min-heaps(i.e., root storing minimum value) in ANSI C. …

what unique characters are there in c? So far, I've found these: ¦ ¯ • | ÷ ¶ £ ¢ € ¥ © ® ™ › » « ‹ ‰ % ˜ 8 §

see these 'for' loop: Public Function SetTransparentColor(color As Long) Dim X As Integer Dim Y As Integer Dim c As Long Dim h As Long Dim w As Long Dim temp As BGRAQUAD ' substitua BGRColor pelo tipo de dado correto usado em bDibBGRA h = Height - 1 w …

Hi, I'm transitioning to assembly, starting with processor 8086. The attached code is Masm 5 compatible and is a step up from Hello World, which linked and ran okay. An endless loop exists, giving credence to this note. Any comments or suggestions to resolve it would be appreciated, thanks! .model …

Hello , I always had a distant relationship with C++ (writing in it small programs (or libs for other languages) only when performance really matters) but I have found myself writing more and more C++ bots. I learned that you need to separate the definition of the class (interface in …

Hello all. I'm relatively new to libcurl C++, and I have been hopelessly stuck. Bit of a background for this app. It is very legacy, having been made in the early 2000s. LPSTRs abound. It looks in FTPs for files from suppliers (who have an SFTP they interact with and …

Is it OK to have if statement in the constructor Thanks [CODE] public class CTime { private int start_hour; private int end_hour; private int start_minute; private int end_minute; public CTime(int h1,int m1,int h2,int m2){ if(h1>=7 && h2<17 && h2*60+m2>h1*60+m1){ setStartHour(h1); setStartMinute(m1); setEndHour(h2); setEndMinute(m2); } }[/CODE]

THIS IS THE LINK FOR QUESTION:https://practice.geeksforgeeks.org/problems/subarray-with-given-sum/0 #include <iostream> using namespace std; int main() { long long int s,n,a[10000000000],e,d,l,flag=0,t; cin>>t; while(t--) { cin>>n>>s; e=0; flag=0; for(long long int i=0;i<n;i++) { cin>>a[i]; } for(long long int j=0;j<n;j++) { e=a[j]; for(long long int h=j+1;h<n;h++) { e+=a[h]; if(e==s) { l=j; d=h; flag=1; break; } …

1. Analyze the problem below and make a c++ program to enter on the keyboard the required data for process. Compute the time of flight of a projectile and its height above the ground when it reaches the target. Display all the inputed data and the processed or compute data. …

I use apple's x code, my system is OS X 10.4.11 Im getting a warning you must be familiar: [CODE]"#ifdef __DEPRECATED #warning This file includes at least one deprecated or antiquated header. \ Please consider using one of the 32 headers found in section 17.4.1.2 of the \ C++ standard. …

how to create a program about number system converter using c++

I'm making a software similar to Grammarly in C++. I want to get data from the clipboard, then if a certain sequence of data that is a certain number of letters is contained in it, then it has to be replaced by a predefined string.

Hello. I am trying to build a simple UDP multi-threaded echo server in `C` using `libhv` (library is using non-blocking events). Basically i am trying to combine https://github.com/ithewei/libhv/blob/master/examples/udp_echo_server.c with the threading of https://github.com/ithewei/libhv/blob/master/examples/multi-thread/one-acceptor-multi-workers.c I do this because i will have high amount of traffic and multiple threads will be needed …

https://thehill.com/policy/technology/4162573-ai-art-cant-earn-copyright-judge-rules/ give us a preview that those that use AI, ML, GPT and such may be on uncertain ground if they want to copyright the code. You may not be aware that most of the online AI/ML/GPT systems keep copies of what you generate. So if you are creating code …

I am preparing a CSharp based desktop app in VS 2019. I have 4 ComboBoxes. On the form load, the comboBox1 fetches folder names in root directory in D drive. The structure is Folder The sub folder Then sub folder then MS word documents in the 4th folder. For example, …

how can i use CopyMemory() on VB6? i have these funcion: Public Sub Clear(BGRColor As Long) Dim i As Long For i = 0 To (Width * Height) - 1 CopyMemory ByVal PixelData(0) + (i * 4), vbGreen, 4 Next i End Sub how can avoid the 'for' loop? i …

Hello I want to print some data that appear in Form. I print some data( image, labels....) then at point y = 415, I will print all rows of datagridview, at here all is right, but when i want to print rows that need more page, i had wrong result, …

As we transition from a monolithic architecture to a microservices-based approach one of the main challenges we're facing is implementing an efficient Continuous Integration/Continuous Deployment (CI/CD) pipeline. In a monolith, we had a single codebase that made it straightforward to manage automated builds, tests, and deployments. However, with multiple loosely …

heyy guys.. m implementing PEER TO PEER FILE TRANSFER.. What protocol should I use? TCP or UDP? And why?

If any of you have hands-on experience in developing texting platforms or have insights into the considerations involved, I would greatly appreciate your input. Factors such as real-time capabilities, scalability, integration with messaging protocols, and compatibility across devices are of utmost importance.

Hi, My Crystal Report is using VB.NET and Sql server 2005. The report can be displayed but everytime it will prompt me to key in the Username n Password.. is there anyway to automatically pass the login information to reports? thanks =)

TITLE Simple Login System .MODEL SMALL .STACK 64 .DATA USERNAME DB 20 DUP('$') PASSWORD DB 20 DUP('$') INPUT_BUFFER DB 20 DUP('$') PROMPT_USER DB 13,10,"Create a username: $" PROMPT_PASS DB 13,10,"Create a password: $" LOGIN_NAME DB 13,10,"Enter your username: $" LOGIN_PASS DB 13,10,"Enter your password: $" SUCCESS_MSG DB 13,10,"Login successful!$" FAILURE_MSG …

I am reading a JSON file containing Family details and I am trying to fill them in a std::map. somehow the keys are accepting data but the values are showing null. please help. **code: test.cpp** ------------------ #include <iostream> #include <string> #include <fstream> #include <cstdio> #include <conio.h> #include "nlohmann\json.hpp" #include "extmodule.h" …

heres a sample of using pointers on VB6: Option Explicit Private Const BI_RGB = 0 Private Const CBM_INIT = &H4 Private Const DIB_RGB_COLORS = 0 Private Const USE_BITMAP_ALPHA = &H1000000 Private Type BITMAPINFOHEADER biSize As Long biWidth As Long biHeight As Long biPlanes As Integer biBitCount As Integer biCompression As …

i build a class for create a static control(label). and i't cool. but why the SetTextColor() and SetBkColor() are ignored? case WM_PAINT: { PAINTSTRUCT ps; HDC hdc = BeginPaint(inst->hwnd, &ps); // TODO: Add any drawing code here... SetBkColor(hdc, RGB(0,255,0)); SetBkMode(hdc,TRANSPARENT); SetWindowText(inst->hwnd,"hello"); EndPaint(inst->hwnd, &ps); } the inst is the class(label) pointer …