How to programmatically send POST request to JSF page without using HTML form?

I have very simple JSF bean like shown below: import org.jboss.seam.annotations.Name; @Name(Sample.NAME) public class Sample { public static final String NAME="df"; private String text =...

How to send command to serial port (JAVA + RXTX)

I have a problem with sending data input to a weight balance. I need to send a ESC P CR LF command. I use the RXTX lib. I dont know why it does not work. Here is the code: public static class...

How do I place a login screen inside a fragment?

I am trying to build a an android application where there is a navigation drawer with 5 different options in it. For the first option, I am trying to implement a login screen. However, I can't...

Build URL in java

Trying to build http://IP:4567/foldername/1234?abc=xyz. I don't know much about it but I wrote below code from searching from google: import java.net.MalformedURLException; import...

spring-boot A required class was missing while executing org.springframework.boot:spring-boot-maven-plugin:1.4.0.RELEASE:repackage

I am using eclipse to learn spring boot. I created a simple application but when i run it using mvn spring-boot:run I get error. I have a main class which public static void main(String[] args)...

How to implement Implicit Grant in Go using oauth2

go version go1.7.4 linux/amd64 I am trying get amazon alexa login using oauth2 package main import...

How to add Font Awesome to Next.js project

I'm trying to add font-awesome to my Next.js project using webpack. I've tried following various instructions I've found on the web (using file-loader, url-loader), but nothing has worked for me....

Java Application this operation is permitted on the event thread only Error

I have the class PlayerScreen that creates the graphics of a class and i want to run it from the class MainGUI but i keep getting java.lang.IllegalStateException: This operation is permitted on...

Spring boot java.lang.IllegalStateException

I am making a Spring Boot app to fetch data from an Oracle Db and display as a String. Here is my pom.xml <?xml version="1.0" encoding="UTF-8"?> ...

TypeScript type for module name string

Background: TypeScript checks the modules that you try and import, and fails at compile-time if a string literal is used that does not match the name of an actual module or path to a supported...

Flutter Exception: ScrollController attached to multiple scroll views

My Flutter application is throwing an exception (ScrollController attached to multiple scroll views) when navigating away from a page that has a ScrollController to control a NestedScrollView and...

How to use GraalVM in Java? class not found exception

I want to make this example to work: https://github.com/graalvm/graal-js-jdk11-maven-demo/blob/master/src/main/java/com/mycompany/app/App.java But I get an exception in thread "main"...

class path resource [org/springframework/boot/autoconfigure/web/ServerPropertiesAutoConfiguration.class] cannot be opened because it does not exist

Firstly I was working with spring-boot version 1.5.x and My application was working perfect. I upgraded to spring-boot 2.1.6 and having that error with spring-boot security.Here is my...

How to remove the last item in recyclerview adapter by a button?

I have a recyclerview and I want to delete the last item on it when I click a button that is not in the recyclerview. I want to delete the item and notify the adapter that the item is deleted so I...

type 'String' is not a subtype of type 'File'

So far in my app everything is working except that one error I keep getting: type 'String' is not a subtype of type 'File' I tried many ways to try and fix the Issue but nothing has yet been...

How to use google analytics with next.js app?

I'm using styled-components with next.js so my styles need to be server-side rendered, hence how can I add google analytics to my website? I checked next.js google analytics example but as I said...

MissingPluginException(No implementation found for method show on channel dexterous.com/flutter/local_notifications)

I've try implement Firebase Cloud Messaging with Flutter, and i was success until i use 'Local Notification' plugin for show notification My notification work fine on foreground, but on background...

Failed to execute goal org.springframework.boot:spring-boot-maven-plugin:2.2.5.RELEASE:run (default-cli)

I am new to spring boot and am trying to run a application which runs with maven spring-boot:run. I downloaded a spring application from spring initializr and am trying to run that in IntelliJ IDE...

TypeError: (0 , _react.useEffect) is not a function

when in the development environment, my app works just fine. When in the production environment it crashes with the error: Uncaught TypeError: (0 , _react.useEffect) is not a function It happens...

TestNg Selenide. No webdriver is bound to current thread

I am setting up a project for spasuk in parallel. For more flexibility, I decided to use testng. Faced the problem that the tests do not see the web driver. Have the following...

How Can I Serve Static Content Alongside Dynamic Routes in A Deno Oak Server

I am used to working with NodeJS and Koa. I've been playing with Deno and have run the example of a static fileserver: /* static_server.js */ import { Application } from...

Django-OIDC with keycloak - OIDC callback state not found in session oidc_states

I am trying to implement Keycloak SSO with Django API using OIDC. Getting below error message after requesting the call to Keyclock as a response SuspiciousOperation at /^oidc/callback/ OIDC...

Why JavaFX application and scene builder is showing garbled text?

Here's how my scene builder looks like: and here's the GUI: The standalone scene builder: I just run the following source code from Java SDK demos: package sample; import...

Implementing Sharing with NSPersistentCloudKitContainer in SwiftUI

Is it possible? I've got a new iOS 14 app set up with Core Data and Cloudkit. I had to make a few changes to my Persistence.swift file to get it working but it's working without a hitch. I'm...

How to properly type the _document.tsx file from Next.js?

I got most of this code from the official docs example on how to work with styled-components: https://github.com/vercel/next.js/blob/canary/examples/with-styled-components/pages/_document.js But...

Iterating over arrays Check if an array contains two numbers

Write a program that reads an unsorted array of integers and two numbers n and m. The program must check if n and m occur next to each other in the array (in any order). Input data format The...

Why can't I see the created database file in my working directory (Flask)?

Problem: I am new to creating a website on the flask and my code is running smoothly without any error, but I can't see the database file on my working directory or in my Project and I dont know...

eslint / typescript: Unable to resolve path to module

My .eslintrc.json is: { "env": { "browser": true, "commonjs": true, "es6": true, "node": true, "jest": true }, "parserOptions": { ...

Cannot preview in this file -- Message send failure

I created a new SwiftUI project but the code will not load in the live preview window I get the following error every time: Cannot preview in this file -. but when I run it on simulator it works...

IBM java get defaults (to mitigate CVE-2021-44228

how can I dump on Java (IBM Java) the default values to check default of "com.sun.jndi.rmi.object.trustURLCodebase" "com.sun.jndi.cosnaming.object.trustURLCodebase" something like this but for...