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Problem: I'm working on a WPF application using the MVVM pattern and the CommunityToolkit.Mvvm package to handle ObservableProperty and INotifyPropertyChanged. However, I've run into an issue when binding a complex model object (e.g., Settings) to the ViewModel. Since I'm still learning WPF and MVVM concepts, I don’t have a deep understanding of how everything works yet, and I might be missing something important here....

I can't seem to reconcile these two observations: A 2D array (T[,]) can't be assigned to a variable of type IEnumerable<T> In foreach(var item in (T[,])array2d), the compiler knows that var is T. I thought foreach was just syntactic sugar that uses IEnumerable<T>.GetEnumerator() (in which case var is T), or IEnumerable.GetEnumerator() (in which case var is object). Here is the scenario that led me...

Goal To be able to access my struct's fields in the window_proc function. Problem I have narrowed down my error to the following line of code below. This results in the error below the code. I think I am not setting the pointer correctly. But I am not sure what the proper way to do this is. // Save the Floppa instance to the...

While running test cases ,it's throwing below error ReferenceError: TextEncoder is not defined 1 | import * as React from 'react'; > 2 | import { shallow, mount, render } from 'enzyme'; I have added jestsetup file. import "@testing-library/jest-dom" window.matchMedia = window.matchMedia || function() { return { matches : false, addListener : function() {}, removeListener: function() {}, dispatchEvent: function() { return true; }, removeEventListener:...

I try to implement Apache Flink jdbc codes which read data from Apache Kafka and insert them into MySQL. First I make simple codes which read data from Kafka single topic and insert into MySQL single table. Below are the codes. from title_flink_stream import TITLE_FLINK_STREAM from pyflink.common import WatermarkStrategy, Types, SimpleStringSchema, Row from pyflink.common.typeinfo import RowTypeInfo from pyflink.datastream import StreamExecutionEnvironment from pyflink.datastream.connectors.jdbc import JdbcConnectionOptions,...

Suppose we have a point (-43.7927620; 172.9539540): location: Takamatua Hill lat: -43.7927620 lon: 172.9539540 osm: https://www.openstreetmap.org/node/10680066993#map=17/-43.793139/172.953628 Let's say Z(zoom) will be 15, so the tile for this point will be like this: osmtile: https://tile.openstreetmap.org/15/32126/20826.png X: 32126 Y: 20826 Z: 15 If I open this tile in a graphical editor, I can easily determine the pixel coordinates. Because the tile size is 256 pixels along...

if "%*" == "AUTO" ( for /F "delims=" %%I in ('python3 midotest.py') do set "duration=%%I" set /a durationout=%duration%*1000 set OPT=--play_length=%durationout% ) ELSE ( set OPT=%* ) assuming %1 is "AUTO", the expected results should be duration=527.912912 durationout=527912.912 OPT=--play_length=527912.912 (Values ​​are output from midotest.py) but the output of for /f seems to be executed outside of the if statement. this is the console C:\Users\User\Documents\Discord-CommandLine-1.0.1\build>if "AUTO"...

I'm working on an exercises on using the % operator and printing the number of biljets used in a random number of money. So I start with asking the user for a number and then that number is converted to the different biljets and coins. The problem is when I print it the last variable that is called in the printf function gives "-858993460"...

I am looking for a solution which will give remote control access of my RDP session When I am trying to connect with any of the technology like apache guacamole, rustdesk, nomachine, anydesk, mesh and teamviewer. None of them are able to connect directly to the RDP session without username and password. Suppose, I have already logged in using user name and password )...

It's not transparent when I open it. But whenever I open a file, it suddenly becomes transparent. I tried to change the setting.json and different appearance extensions, but none of them works. I can change the color, now it's darker than before. But it's still transparent.

I have a project written in PHP and MYSQL , I imported database file in MYPHPADMIN database but in between I got this error enter image description here Can anyone explain about the error and give solution It was showing some error because of root password , I changed the root password even though created a new user in MYPHPADMIN and updated the password...

I'm working with media files in my Laravel application. The files are being stored in the database and in the proper folders, but they are not displaying in the browser. This is the rendered <img> tag in the browser's front end: <img src="http://localhost/public/uploads/18-4f2d6e8f609942df5f746775345a9430/man.png" alt="Image"> When I navigate to <my-laravel-application-root-folder>/public/uploads/18-4f2d6e8f609942df5f746775345a9430/man.png, the file is there, but the image won't show on the frontend. Here is my...

I'm writing a REST API using Flask and MongoDB (I use pymongo to interact with the database). I'm having an issue that seems to be related to race conditions. I have been able to reproduce my use case through a minimal reproducible example which I have shown below. Consider the following collection: [ { 'name': 'Mike', 'books': [ { 'title': 'Book 1', 'minutes-spent-reading': 100,...

I'm working on a Wagtail project and trying to add embedded videos (from Vimeo) to my homepage using EmbedBlock. However, I'm unable to embed any video links through the Wagtail admin. I’ve tried embedding videos in EmbedBlock, RichTextField, and URLField, but none of them work. I don’t get any specific error messages—just: "Cannot find embed for this URL" "The page could not be saved...

There are a ton of data in a table. For example: ID CREATED FILTER FILTER_1 1 2024-09-27 15:02:17 Some other text, filterText: UNIQUE_A need 2 2024-07-12 17:29:01 Some other text, filterText: UNIQUE_B need 3 2024-07-18 18:25:59 Some other text, filterText: UNIQUE_C need 4 2024-06-20 00:46:37 Some other text, filterText: UNIQUE_A not need 5 2024-06-25 00:51:27 Some other text, filterText: UNIQUE_A need 6 2024-09-19 08:17:04...

Function frexp(3) returns the normalized mantissa xm of a double x, with a value in [0.5,1.0), unless x=0. So I can convert it to a long long as follows: int ie; // will be set in next line const double xm = frexp(x, &ie); // from math.h; sets xm and ie const long long ix = ldexp(xm, 53); // xm*2**53, rounded to long integer...

I'm facing this issue since yesterday and it was working perfectly fine before. It's not resolving even though i've tried every possible way soo far. Please help me regarding this! I've tried uninstalling and reinstalling node modules as chatGPT said. Also upgraded expo, installed expo cli, uninstalled/installed global expo as per guidelines. changed the network/wifi, followed every possible way as guided still getting the...

I am trying to create a minimal server using ACS and AES256 certificates. Code and certificates I've build the certificates using OpenSSL. Step Command Result Server Private Key openssl genpkey -algorithm RSA -out opcua_server.key -aes256 Encrypted key Server Signing Request openssl req -new -key opcua_server.key -out request.csr CSR Request Server Certificate with URI openssl req -new -key decrypted_opcua_server.key -x509 -days 365 -out certificate.pem -subj...

I have four pages, all with a background image at the top. Good image, how it should work. Three pages all have a horizontal navbar overlaid on the image, but I cannot get the fourth page to do the same. Nav at bottom of pic This image is from the bottom of the picture, the links are white, so they don't show, but the...

VS Code Screenshot I am having issues getting VS Code to recognize my files. When home_page.dart and habit_box.dart is opened I am getting no errors or warning but as soon as I close habit_box.dart home_page.dart does not seem to recognize the file anymore. I have tried to run the classic commands, pod install, flutter pub get etc. I have deleted the .vscode folder I...

I have built an openlayer app and after I run npm run build, I got created dist folder and placet in my nodejs appwhere I have my auth for accessing this map. I placed dist folder on the public folder. Dist folder has index.html and assets folder that has all the files minified. but my problem is that when I run node app.js and...

We googled a lot but can't find any way to solve the issue. We have an Azure Web App hosting a ReactJS SPA. The Azure Web App is protected with native azure built-in authentication, so everyone member of our AAD tenant is able to access it. All of this is managed automatically by Azure and we were very happy about this (no need to...

I have some tests in C# that I'm trying to migrate from a manually maintained SQL Server instance to Testcontainers. I can setup the required databases with ExecScriptAsync but it's slow (over one hour). When connected to the manual server instance through management studio restoring from SQL script is equally slow, too, of course. But management studio allows restoring from a binary backup which...

i have a form that i can add rows, Each row build from 3 elements 1., 2., 3.<Select/Input>. i need to be able to add and remove rows but element number 1 can apear in the form only once. for example -> if in row 1 i selected "param-1", i need to temove it from the list so the user will not be able...