Tag: dst

set MySqlParameter = -1 if null

I am trying to use SQL queries, but I meet a problem with nullable objects : Here is my code where I define all MySql parameters : MySqlParameter[] listParams = new MySqlParameter[] { new MySqlParameter("id", this.ID), new MySqlParameter("idStock", this.idStock), new MySqlParameter("certificate", this.certificate), new MySqlParameter("idLO", this.launchingOrder.ID), new MySqlParameter("idToleOri", this.toleOri.ID), new MySqlParameter("idTolesOri", string.Join("+", this.idTolesOri)), new MySqlParameter("listInstructions", string.Join("|",… Read More set MySqlParameter = -1 if null

MRLeave a comment

Flask render template doesn't render my html page keep getting "internal server error"

Running flask 2.1 w/ python 3.10 trying to create a small app here’s my main.py file contents and directory setup from waitress import serve app = Flask(__name__, template_folder=’/templates’) @app.route("/") def startService(): return "Simple Web app" @app.route("/home") def ohok(): return render_template(‘home.html’) if __name__ == "__main__": serve(app, host="127.0.0.1", port=8080) I have my home.html file correctly formatted placed… Read More Flask render template doesn't render my html page keep getting "internal server error"

MRLeave a comment

How to handle "The given header was not found" when paging records in c# API GET request?

I’m requesting data from an API that requires paging records based on a custom header called "cursor". Only 100 records may be retrieved per call and as such I’ve created a while loop to execute. The loop functions… until it doesn’t. Once all records are paged, the headers get dropped and my program errors out… Read More How to handle "The given header was not found" when paging records in c# API GET request?

MRLeave a comment

BottomSheetScaffold is overriding the background color of its parent

I’m trying out BottomSheetScaffold and I just found a strange behavior (maybe a bug) when using it. I put it inside a Box { } that has a cyan background color: composable(route = "my_route") { Box( modifier = Modifier .fillMaxSize() .background(color = Color.Cyan), ) { val coroutineScope = rememberCoroutineScope() val bottomSheetScaffoldState = rememberBottomSheetScaffoldState() BottomSheetScaffold( scaffoldState… Read More BottomSheetScaffold is overriding the background color of its parent

MRLeave a comment

How to Create a Progress Indicator for WebView in Flutter

import ‘package:flutter/material.dart’; import ‘package:webview_flutter/webview_flutter.dart’; void main() => runApp(MyApp()); class MyApp extends StatelessWidget { @override Widget build(BuildContext context) { return MaterialApp( home: Scaffold( body: WebViewClass() ) ); } } class WebViewClass extends StatefulWidget { WebViewState createState() => WebViewState(); } class WebViewState extends State<WebViewClass>{ num position = 1 ; final key = UniqueKey(); doneLoading(String A) { setState(()… Read More How to Create a Progress Indicator for WebView in Flutter

MRLeave a comment

Unable to retrieve multiple values from database

The following data exists in the database: [ { "_id": { "$oid": "628c787de53612aad30021ab" }, "ticker": "EURUSD", "dtyyyymmdd": "20030505", "time": "030000", "open": "1.12161", "high": "1.12209", "low": "1.12161", "close": "1.12209", "vol": "561", "id": 1 }, { "_id": { "$oid": "628c787de53612aad30021ac" }, "ticker": "EURUSD", "dtyyyymmdd": "20030505", "time": "030100", "open": "1.12206", "high": "1.1225", "low": "1.12206", "close": "1.1225", "vol": "1223",… Read More Unable to retrieve multiple values from database

MRLeave a comment

How to made a UIViewController class reusable to pass data back to a viewController that calls it

I was using the code from the following site https://www.hackingwithswift.com/example-code/media/how-to-scan-a-qr-code The code works perfectly, the code can be viewed by accessing the link above. It was a code that capture a QRCode/BarCode from camera and convert it to string. The part of the the code that shows the string is: func found(code: String) { print(code)… Read More How to made a UIViewController class reusable to pass data back to a viewController that calls it

MRLeave a comment

C++ Can not manage to display the class datatype array

This is the code I wrote, total beginner #include <iostream> #include <cstring> using namespace std; class Person { public: string ID; string name; string surname; string department; string email; public: //get and set functions for ID, Name, Surname, Department, Email properties string getID() { return this->ID; }; void setID(string _ID) { this->ID = _ID; };… Read More C++ Can not manage to display the class datatype array

MRLeave a comment