WPF: How to bind to a nested property?

I can bind to a property, but not a property within another property. Why not? e.g. <Window DataContext="{Binding RelativeSource={RelativeSource Self}}"...> ... <!--Doesn't work--> ...

Eclipse function/plugin that finds corresponding junit class?

I've been searching high and low for an Eclipse feature that lets you right-click on a main source class and find the corresponding JUnit class(es), without me having to navigate through the test...

JTextArea wont shrink inside JPanel with layout manager

I have a custom layout where the principal behavior is to grow and shrink a child JTextArea when the JScrollPane it's in changes in width. The scroll pane has the horizontal scroll bar disabled...

ASP.NET MVC 3 Dependency Injection - Controllers, Views & Action Filters

I'm trying to get dependency injection working in an ASP.NET MVC 3 application using Microsoft Unity. First i have implemented my own IDependencyResolver and activated it in my Global.asax file...

Use CSS to automatically add 'required field' asterisk to form inputs

What is a good way to overcome the unfortunate fact that this code will not work as desired: <div class="required"> <label>Name:</label> <input type="text"> </div> <style> .required...

What alternatives are there for easier access to {, [, \ in non-US keyboard mappings?

All my life as a developer I was annoyed that on german keyboards some common programming characters are mapped to very awkward combinations: [ = AltGr + 8 ] = AltGr + 9 { = AltGr + 7 } = AltGr +...

Icon size in preference screen for Amazon Kindle Fire HD?

I've got Android application running on Amazon Kindle Fire HD 8.9". It's got a full HD display with carousel home screen where icons are 675x675 px big. First problem I had was using standard...

html audio tag, duration always infinity

I've been working on using the html audio tag to play some audio files. The audio plays alright, but the duration property og the audio tag is always returning infinity. I tried the accepted...

Jboss errors while starting

I am working on Spring mvc app using Jboss 7.1.1. When I start my server, following error appears: 13:23:34,569 ERROR [org.jboss.as] (MSC service thread 1-3) JBAS015875: JBoss AS 7.1.1.Final...

Scaling webpage on desktop at different resolutions

I have a webpage which has a fixed layout. It was built using standard size of 1280x800. Since it doesn't need to be mobile compatible, and not accessed by the public, it was built using fixed...

How do I convert a RawInput RAWKEYBOARD structure to a DirectInput DIK_ constant?

I am converting an application that currently uses DirectInput to use RawInput instead. (DirectInput is a largely deprecated API.) Unfortunately, despite RawInput being the recommended successor...

ios like date/time picker for android platform

I'm building mobile app for both ios and android platform using native ios/android code. And I want apps looks similar. So I need ios style picker (for date and time selection) available in...

How to initialize (and re-initialize) bootstrap-select via JavaScript

I have a bootstrap modal with just one 'select' field, which I use for selecting colors or gender cuts or sizes for a selected clothing product on my beckend web app. I get the data via ajax,...

Rem-Based Layouts, Zooming on chrome is inconsistent, PX vs REM

I've been wracking my brain over this one, google searches don't really have much in the way of help or even documentation of this problem but it's greatly affecting my current conversion to a...

Angular Material SideNav Content Strategy

I have a standard sidenav layout along the lines of this <mat-sidenav-container> <mat-toolbar></mat-toolbar> <router-outlet></router-outlet> <mat-sidenav></mat-sidenav> <mat-sidenav...

compile gradle task is always executed

I have a multidex project with minSDK 21, using gradle 4.5.1 and gradle plugin 3.0.1. My issue is that even without any source file change when I try to assemble and deploy to a phone the compile...

React Native fix for iOS zoom mode

Is there a way to disable layout scaling when the user enables zoom mode on iOS? Something like allowFontScaling={false} for dynamic font scaling, or anything similar? When the user enables that...

How to Use Configuration with ValidateDataAnnotations

I've read the Microsoft documentation of fundamentals for Options and Configuration, but still can't find the right way to extract configuration into an object while validating data...

How to config webpack to transpile files from other lerna packages (ejected from create-react-app)

I'm trying to build a lerna package with a create-react-app package and a simple component library. My component is as follows: import React, { Component } from "react"; import PropTypes from...

Tkinter Scrollbar on scrollable frame scrolls at 2x speed when it shouldn't

I'm trying to create a scrollable frame in Tkinter using windows, using the code found in this question. I also wanted to have the frame be scrollable using the mouse-wheel, and so I copied over...

Can Blazor WebAssembly be incorporated into a .NET Framework 4.8 MVC site?

I've successfully done this with a .NET Core 5 Mvc app, delivering a separate Blazor WebAssembly SPA from a razor pages site. I'm using the tag helper and am manually referencing the...

Multiple Horizontal ScrollViews In One Vertical ScrollView in Swift?

I'm trying to achieve one of the most standard layouts in the apps in Swift. which is basically having Multiple Horizontal ScrollViews In One Vertical ScrollView. Each of these sub-Horizontal...

How to create the equivalent of a SwiftUI stack view spacer programmatically

I'm working on trying to recreate the first SwiftUI Tutorial in code without using SwiftUI. In the example, it mentions using a Spacer "to direct the layout to use the full width of the...

Change Gatsby Link Behaviour - Stop Scroll Animation on Page Change

I'm sure this is going to be a very straight forward answer, but I can't for the life of me work out how to get my Gatsby/React site to start at the top of a new page without a scroll transition...

VUE (Quasar) How can I access my localstorage data without the need for refresh

I have a standard Quasar CLI project with layouts/MainLayout.vue and pages/Index.vue. Those are the only two files I have altered after the Quasar CLI create process. In MainLayout.vue I store...

How do I run XEN on arm64 and Qemu 6.0.0 with Linux 4.20.11 as Dom0

thank you for reading and appreciated for reply! I followed this doc and successfully ran xen 4.12.0 on qemu 3.1.0 with Linux 4.20.11 as Dom0. Then I tried to use higher version of qemu(qemu 5.1.0...

! LaTeX3 Error: Mismatched LaTeX support files detected. (LaTeX3) Loading 'expl3.sty' aborted! (LaTeX3)

I can't compile my R Markdown files with knitr. The error message I get is the following: ! LaTeX3 Error: Mismatched LaTeX support files detected. (LaTeX3) Loading 'expl3.sty'...

iframe element missing from selenium

I am trying to do some automated functionality using python selenium, and I'm coming across some weird behavior. General layout of the html: <html> <body> <div class="parent"> <iframe...

How to achieve Scrollspy with hash routing using react

I am working with react (Hooks), and I have done a lot of things, but here I have been stuck on one place from few days. I want to create a scrollspy using react that too with routing, where when...

Why is std::mutex a standard-layout class?

[thread.mutex.class]/3 : The class mutex meets all of the mutex requirements ([thread.mutex.requirements]). It is a standard-layout class ([class.prop]). What is the reason for this requirement?