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 | I'm looking for a .NET tool/component I can use in WinForms that works like [mermaid](https://mermaid-js.github.io/mermaid/#/) but does not require a browser component. Something that generates an image is preferred. |
| | Unable to open file with fstream. it always seems to jump to the else statement and gives me the error message "Error: can't open input file ". I have included in the header file [CODE]#include <iostream> #include <fstream> #include <sstream>[/CODE] and in the class file i have the following code … |
 | I'm trying to learn how to do some simple things with MFC - I'm not used to the toolkit. I want to load a png image from disk and display it at a chosen location in the program's window, but am getting a debug assertion error: atlimage.h Line: 1624 Expression: …  |
| | Hi guys I'm having a bit of a problem with php and linux. I'm using the following function, to find files with specific file extensions within a given folder and all subfolders : function FindVideoFiles($startfolder,$specificextensions){ $it = new RecursiveDirectoryIterator($startfolder); foreach( new RecursiveIteratorIterator($it) as $file) { if (in_array(strtoupper(substr($file, strrpos($file, '.') + …  |
| | Having problem in pin code if the user will input less than 4 digit number and a character type..could some1 help me from this.. (@@, #include<stdio.h> #include<conio.h> #include<iostream.h> float choice2(); float choice3(); float ball[11]={1000,1000,1000,1000,1000,1000,1000,1000,1000,1000,1000}; float mypin; float withdraw, deposit; int transaction, myaccount; char transaction1; main() { pin:{ system("cls"); printf("Enter pin … |
| | I have a snippet that inserts data in a row in a MySql database. If that data already exists the existing row should be updated. In my case, I continue to get insert only. What is wrong with this snippet? $page = basename($_SERVER['SCRIPT_NAME']); $ip_address = $_SERVER['REMOTE_ADDR']; include_once("includes/connection.php"); $sql=mysqli_query($con, "SELECT visits … |
| | I am very new to VB.NET. That said, I have developed a windows form that utilizes an SQL Server back end. I am developing using Visual Studio 2008 and the 3.5 Framework. The SQL server is 2005. I do not have any warnings or errors, and the project compiles without … |
| | Hi, I tried to view crystal report by using crystal report viewer in Visual Studio 2010. However when i tried to declare ReportDocument, it is underlined with blue curly line. I had done the following in the code behind file. [CODE]Imports System.Data Imports System.Data.Odbc Imports CrystalDecisions.CrystalReports.Engine Imports CrystalDecisions.Shared Imports CrystalDecisions.Web[/CODE] … |
| | If you run the following code (on Windows 7, Python 2.6.5), you should see a light border around a black square and some text below it. How do I get rid of that border? Thanks! [code=python] from Tkinter import * class App: def __init__(self, master): #background frame self.bgFrame = Frame(master, … |
| | Using PHP / MySQL This is a sort of long explanation, but trying to provide all the information the first time. Hopefully someone can tell me what I’m missing or doing wrong, without too much criticism. I am trying to create a FUNCTION that I can use to retrieve a …  |
| | Hii :) I have a list which is presented on one line so I am using css 'float: left' to do this. In one list there is 3 entries. It should look like this <ol> <li> 1 </li> <li> text </li> <li> 1.30 </li> </ol However the way it is … |
| | hello ive been trying to get a sound file to play once i press a button in a situation using winsound but i am unable to get the audio to play here is the code i have import winsound import tkinter as tk from functools import partial # a quick … |
| | So i have to create a programm that reads 7-49 numbers and makes all posible combinations (6 number each) from the given numbers. Do you know how can i do this? I dont ask for the code ready but i cant think of a way i can create the combinations. |
| | Hello everyone! I ran into a problem that when calling the API, its response comes after the code was processed and I get undefined in the response. For this, I have 2 files start.js and api.js. In start.js I call api.js and wait for a response: `const api = require("./api"); … |
| | Hi All, It has been a long while since I've been here, but I have hit a wall/mind block/ whatever you want to call it. This should be simple, but drawing a complete blank. I have an affiliate website where my clients can refer us to their friends and receive … |
 | My main download page passes an id number for the file to be downloaded. In the mydloader.php (located in the download folder), I have a pdo sql query to set $l_filename to the filename in the database. I need to use $l_filename in <a href to download the file. My … |
 | Hello, I'm a newby to Python and I want to write a function which imports a CSV file and returns a dictionary for the index of each subcategory in a column like this: hockey: 3, Tennis: 54, volleyball: 59. Any advise on how to adjust my code? Thanks! import csv … Programming python |
 | so i have <?php ob_start(); session_start(); ?> <form action="upload.php" method="post" enctype="multipart/form-data"> <input type="file" name="file"><br><br> <input type="submit" value="Upload"> </form> <?php $file_name = $_FILES['file']['name']; $file_size = $_FILES['file']['size']; $file_type = $_FILES['file']['type']; $tmp_name = $_FILES['file']['tmp_name']; $error = $_FILES['file']['error']; if (isset($file_name)) { if (!empty($file_name)) { $location = '/user/'.$_SESSION['Username'].'/'; if (move_uploaded_file($tmp_name, $location.$file_name)) { echo 'Uploadat!'; } … |
| | // c program to add 10 elements entered by the user #include <stdio.h> int main () { int i; float elements[10]; //declaring the array float sum = 0; for (i = 0; i < 10; ++i) { printf ("Enter element %d: ", i + 1); //getting the elements from the … |
| | I want to create a webpage which will automatically send an email before 2 days. <form action="try.php" method="post"> <p>Date From : <input type="date" name="date1" /></p> <p>Date To: <input type="date" name="date2" /></p> <input type="submit" name="submit" value="Submit" /> </form> <?php // echo("First name: " . $_POST['firstname'] . "<br />\n"); echo("Last name: " … |
| | Hi everybody, I'm having a little problem with finding sum of nested list in Prolog. So far what I have is [ICODE] totalSum([],0). totalSum([H|T],S):- totalSum(T,Sum), S is Sum + H. totalSum([H|T],S):- totalSum(H,Sum1), totalSum(T,Sum2), S is Sum1+Sum2. [/ICODE] With first two predicates, I have no problems getting sum of not-nested list. … |
| | So, basically what I'm trying to do is a Tic Tac Toe game for a project. I started with making 3 1-D Char Arrays to represent the game's bord. the code below compares the Arrays data to try and figure out if any of the winning possibilites were achieved by … |
 | I am developing an android app for the first time and I wanted to make the sessions for login and logout. I saw that most of the people suggested using SharedPreferences. But how can I check if the user logged out? If the user does not and clicks on my … |
| | HI , First at all i'm a newbie and sorry if this a dumb question. i want to create a form that only can be submitted once per day by each user, each user has thier own id. My question is how to create a process that will check if … Programming php |
| | I'm struggling to upgrade from [CodeMirror 5.5](https://codemirror.net/) to [CodeMirror 6](https://codemirror.net/6/). Previous versions of CM have always been a drop-in Javascript library. Upload the JS files, upload the CSS file, include a `<script>` tag referencing the JS file, and then use the API to make a bunch of calls to incorporate … |
| | I just started using python a couple of days ago, so I am a complete beginner. Basically what I am trying to do is the following. Imagine that I have a string variable such as: food = 'bread' I want to create another variable (integer or another type) so that … |
| | Hello all I have a form with two datagridviews. Grid A is polulated with orders from DB, grib B has an empty table with the same column name as grid A. Im currently draging orders from Grid A onto grid B. My isue is that since grid B has only … |
 | Hi When I run main.py I got this error how can I fix it? I'm using https://github.com/PicciMario/iPhone-Backup-Analyzer-2 / Traceback (most recent call last): File "./main.py", line 44, in <module> from PySide import QtCore, QtGui ImportError: No module named PySide I appreciate your help |
| | I tried alot to print this arrow with random generated values which are 0101 , every time it should be differnt, please help me out thanks :)  |
 | I have written the following Tkinter script: When I run it, the first thing that happens is the File Dialog box opens without it being called. I am expecting the file dialog box only to open when the "Open Document" button is pressed. import tkinter as tk from tkinter import … |
| | Hello I have created awhile ago in VS2017 an application [application A] with CR sp21 which works fine. Now Ihave another application [application B] created in vs2019 with CR sp29. When I install app B on the same pc where App A is installed the CR wont work so I … Programming vb.net |
| | I have a project where I need users to be able to save their work, then at a later date select the session/data from their previous work and continue. I have completed all of the coding (and it works) to save the current session under their userid, and populates a …  |
| | Hey guys, I want to make a simple program which calculates speed, distance and time. This is the code I used: [CODE] a=input("1)Find speed\n2)Find distance\n3)Find time\n4)Quit\n") while a!=4: if a==1: d=input("\nEnter distance: ") t=input("Enter time: ") print ("Speed: "+str(d/t)+"\n") elif a==2: s=input("\nEnter speed: ") t=input("Enter time: ") print ("Distance :"+str(s*t)+"\n") … |
| | I have to convert a piece of C++ code to Python. Except I can't understand what it's doing. This is the code: [CODE]#include <iostream> using namespace std; int calculate(int values[], int size) { int answer = 0; for (int 1 =0; i< size; i +=1) } answer += values[1]; } … |
| | Hi everyone, Today i have a question about how can i write one code for all shapes like, ****** ***** **** *** ** * or other shapes like square or tringle. I want to know the difference in every code. Thanks alot. |
| | I am new at python. How can i translate this pseudocode to python? Thanks...  |
| | Hello, I'm trying to write data to an INI file, I've got some code to read it: [http://pastebin.com/Jpwf8XJM](http://pastebin.com/Jpwf8XJM). I've tried to modify this code to get it to be able to write to INI files, but I haven't had much success. I know there are DLL's designed for this, but … |
 | Hlo Plz anyone give a coading of classic asp i want to save my csv and excel file in databse |
 | Hello to all, I am trying to execute a mysql query for selecting * rows from the table where user name = [one of the usernames stored in an array]. Ok. Sorry if I am not clear. Now I have an array naming $users[]. I want to select all the …  |
| | Hello, I'm having trouble getting a part of this program to work... the update student part is supposed to update/edit student's scores. When i run the program i cant get the bttnUpdate to work in the frmMaintStudentScores.cs. can someone help me fix it? the other parts of the program are … |
| | I created a crystal report in vb.net 2003 that generates invoices. I need to be able to print this report to a Canon copy machine(with four paper drawers), but I can't select the paper drawer to print from at runtime, it has to print to the fourth drawer. I am … |
| | Hi been working on this final piece of the puzzle and it seems like the last step is the hardest. So far been able to stop it from adding multiple items per button click (number of rows + 1) Update QTY count for first item only. Trying to have it … |
 | can someone help me write this short programme I am newby... Create a class Student that will have private attributes string name, string last name, string date_birth, double average_ grade. This class must have a constructor without parameters (in which all string attributes are set to an empty string, and … Programming c++ |
| | Hi. I have one drop down menu and one textfield. The drop down menu will display the book's id and book's name that retrieve from the database while the textfield will automatically display the book's name based on the user selection from the drop down menu. I try to use …  |
 | Hi dear forum members, I am brand new in C programming and have to program an "X" as homework (see attached picture). The edge length of the "X's" should be entered by the user, ie the "X" should be arbitrarily large or small. Can someone help me with the task? …  |
| | I need help in filling array in Pascal with random number. I have 9 empty array ( A: array[1..10] of integer ), and i want to fill the array with integer for 1 to 9 randomly, but one number can only be choosen one time. So when a number (eg. … |
| | I want to add a try catch block in the CalculateAverageRate method where I want the user to enter grades 1,2,3,4,5 and for other numbers to throw an exception... I would also like to make a constructor with three parameters (string name, string surname, string date_birth) in which string attributes … |
| | I have a fillin form , which has a submit button. In order to get to the fillin form, the user has already been authenticated and a session has been created, and variables have been added to the session. In order to process the information, I have another 'insUpSel.php' file … |
| | New to this forum and to programming in PHP, so apologies if I miss some detail. I have found some code which does almost everything I need, but I can't figure out how to get the 'selected item' from the results on an secondary page (reading in post) .. this … |
 | I just had to look up the WM_ representation for the mouse scroll, so that I can activate my game camera zoom, more freely, rather than using the arrow keys (which was fun at first) So, I tried implementing the WM_MOUSEWHEEL into the message loop and created a switch statement … |
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