Latest Questions

No content using fputc

I am attempting to complete a lab. When I run this code nothing is written to the text file that is created. According to the lab it should write A thru Z to th

Metamask API to know list of tokens

I have created a smart contract with erc-721 and erc-1155 tokens standards and then deployed these on Ropsten, rinkeby and polygon mumbai testnet, I want to kno

Include androidx.constraintlayout.helper.widget.Flow in layout file

Rather than writing same code in every page, I need to have it somewhere in a layout file and include it in other files. I have tried this and failed: flow.xml:

convert azure directory/subdirectory to zipped blob

I have posted similar question before but not finding anyone's participation or solution from anyone.My requirement is to download folders which azure blob stor

Make codes run for each individual

Is it possible to listen to each users contract events from the database at once? I've tried but it only works for one user. Web3 python telebot from web3 impor

There is already an object named 'Id' in the database. Could not create constraint or index

im using EF core 3.1 and trying to Update-Database after adding migration, but im getting this error "There is already an object named 'Id' in the database. Cou

Optional node still visited in OR-tools vehicle routing problem

In a simple vehicle routing problem solved by Google OR-tools library, two nodes (2, 3) are marked as optional with visiting penalty set to 0. The shortest path

NestJS Testing ConfigService works

I am writing an application to handle requests and return predefined responses to allow testing of external REST endpoints by software that cannot have internal

How to convert binary into sign representation?

If an array consist of decimal number which represents as blocks('#') or empty(' '). For example. A = [31,21,29,19,31] represents['11111', '10101', '11101', '

Kubernetes nfs-subdir-external-provisioner stuck in ContainerCreating / Unable to attach or mount volumes: unmounted volumes=[nfs-client-root]

I'm trying to install a nfs-client-provisioner and run a mongdb with it. Unfortunately, the nfs-client-provisioner hangs in ContainerCreating and says "Warning

Why does the canvas have a black background?

Why does the below canvas have a black background? Because of it, the text behind the canvas is not visible. I need it to be transparent to show the elements be

Issue in html code for redirect user to url after is logged

Hi I’m html learner and I have an issue with my code but I don’t know what’s the problem The prob is weird , when i enter the right pass in on

How to check if a filesystem supports hard links in linux?

What's going on here is I have a construct that goes something like this: if (link(source, intermediate)) { if (pathconf(dirname(source), _PC_LI

Problem with transform.rotation in unity c#

I`ve been doing a game and i got a problem , i tried to do a jumping cube but if you jump a lot the cube can rotate , i tried to restrict rotation by using: //

User defined renderer object causes a TypeError - marked.js

Right now I'm familiarizing myself with marked.js. I want to add html attributes to the elements that are rendered when marked.parse() is called. In doing so a

vscode bracket pairs changed colors with v1.67

I was trying out Swagger for Go. But somehow in Visual Studio Code it changed the colors. Before I installed Swagger the braces and brackets were not pink, yel

How to invite user to a team using Graph API?

I can invite a user with Grap API /invitations endpoint: POST https://graph.microsoft.com/v1.0/invitations Content-type: application/json { "invitedUserEmail

Azure Devops - Pulling subset of pull requests in to Master branch for release pipeline

We have a dev and a master branch. When making a change I take a feature branch from Dev make those changes and push them and pull them back in to Dev for a rel

Is abind console output incorrect?

I am trying to combine multiple 2d vectors to obtain a 3dvector, the 3d vector should be [rows, columns, 2dvectors]. So far I have only worked with 3d vectors m

express-fileupload limithandler crushing the server on redirect

const express = require('express'); const app = express(); const fu = require('express-fileupload'); const fs = require('fs'); app.listen(3000, () => consol

Why do I get this when using pip WARNING: Ignoring invalid distribution -ip?

For the past few weeks everytime I have downloaded a package using pip i get this: WARNING: Ignoring invalid distribution -ip (path to packages) . Any ideas why

Horizontal Calender with SwiftUI

I'm exploring my way through swift & swiftui trying to teach myself. My current challenge is to produce a horizontal calendar that scrolls on a single line

"The page you are looking for cannot be displayed because an invalid method (HTTP verb) is being used." when node js app deployed to azure app service

I created azure app service and deployed node js app into it through Filezilla by connecting through FTP. but when i test it in postman using "post" method with

Error: querySrv ESERVFAIL _mongodb._tcp.cluster0.abcd0.mongodb.net

My nodejs app was working fine with mongodb connection and suddenly this error got appeared. Then I tried to connect to mongodb with mongo compass and same erro

Create an azure pipeline agent on linux

I wanted to create an Azure Pipeline Agent on a linux machine, but I met such error - Error reported in diagnostic logs. Please examine the log for more details

Keep ModelState After Redirect inside ExceptionFilterAttribute

I have a Mediatr pipeline behaviour which handles validation as a cross cutting concern, using FluentValidation it throws a ValidationException containing the v

Get user's ids to a list from guild discord.py

Is it possible to get all of the members's user ids from a guild (server)? Edit: I can't use guild, because I need to get the ids when the bot gets online (on_r

Transform array into object with custom properties

I have this array myarr = [ '=title1', 'longText0...', 'longtText1...', '=title2', 'longTextA...', 'longtTextB...', 'longtTextC...' ]; symbo

SIMCOM A7600E trouble receiving UDP packages

I'm having trouble receiving UDP packages using a A7600E modem. I am required to send and receive UDP packages over LTE using dedicated IP addresses. I am able

Updating MySQL database with jquery, displaying update on page

Standard disclaimer--I am brand new to coding and I have never used a MySQL database before. I also do not know PHP (I know that many of the answers on this sit