How to make 8051 emulator

For learning purpose i intend to start building a 8051 microcontroller emulator. I am comfortable programming in C/C++/C#. This is no class project etc but a learning initiative from my side. I...

Possible to InvalidateVisual() on a given region instead of entire WPF control?

I have a complex WPF control that draws a lot of primitives in its OnRender (it's sort of like a map). When a small portion of it changes, I'd only like to re-issue render commands for the...

Django: How to access modelform field data in templates

I have a page which displays a form that a logged-in user can use to edit their profile. The first time the user loads the corresponding view, with a GET request, the form should display the...

How does MOXy's xml-transient declaration work?

I have a set of a beans in a separate project that I'm unable to alter. These beans have both JPA and JAXB annotations, and are being used in a RESTful implementation. Most of my relationships are...

modernizr.js a little questions about it

I wanna use the www.modernizr.com project for my site and run into a little question. A comment in the very beginning of the modernizr.js tells me: Modernizr tests which native CSS3 and HTML5...

Get text offset from click event via Javascript?

So I have searched all over trying to figure out how to do the following and have yet to find a solution: I need to get the text offset for a given HTML element from a click event. This means that...

How to reload offsite image sources every 30 seconds with JavaScript?

I have some images from another source that need to refresh from their offsite source every 30 seconds. I would like to use JavaScript to accomplish this so as to avoid an entire page...

How can the context menu in WKWebView on the Mac be modified or overridden?

I'm using a WKWebView in a Mac OS X application. I want to override the contextual menu that appears when the user Control + clicks or right clicks in the WKWebView, but I cannot find a way to...

Determine user scroll vs JavaScript scrollTop change

How can I determine if a scroll event was caused by my own animation, or it was caused by a user's scroll? I have a scrollable area, which acts like a CV control knob, where the user can scroll...

R open plotly in standalone window

I would like to display a plotly plot object in a standalone window that behaves similarly to the window that pops up using the base R plot() function. Using a basic example from the plotly...

Angular 4 PrimeNg Tree Drag and Drop Copy to

I've been working with PrimeNg's Tree module for a few days and I've been writing custom functionality for nearly everything I want it to do. However I'm still having issues with object reference...

Accessing descendant controls in custom UIView using XCTest

the problem I am having is that I have reusable views / controls that contain text fields. These are xib files with a custom UI view class, such as the following: import...

php remove script tags from full $content body and or head, inline, by index etc

This topic would not let me request it's solutions for the body, and or head, inline, by index...

How many views/controllers (JavaFX MVC pattern)

I'm new at MVC pattern in JavaFX applications. I'm studying and trying to apply this pattern to my JavaFX app. But on all my searches, I couldn't found an answer on what follows. In my app, I have...

Can you specify light or dark variant when attributing the primary/secondary color to an element?

I am restyling my app to follow the Material UI Theme guidelines and would like to set the colour of a certain element to be the Light variant of my Primary colour. Is there a way to specify this...

Using avx2 to retrieve and interleave elements from two vectors

Given two single-precision floats vectors a and b in avx2 : a : [0; 1; 2 ; 3; 4; 5; 6; 7] b : [8; 9; 10 ; 11; 12; 13; 14; 15] I would like to take one element out of two in both vectors and...