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HTML “overlay” which allows clicks to fall through to elements behind it [duplicate]

...ng to overlay a element on top of a webpage (to draw arbitrary graphics), and I've come to the point where I can stack it inside of a element on top of everything, but this prevents the user from clicking on any links/buttons/etc. Is there a way to have its content float on top of everything (it's...
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How do I create an immutable Class?

...rayList.ReadOnly or similar - you can combine this with the previous point and store a read-only copy to be returned when callers access it), return an enumerator, or use some other method/property that allows read-only access into the collection keep in mind that you still may have the appearance o...
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Is #pragma once part of the C++11 standard?

Traditionally, the standard and portable way to avoid multiple header inclusions in C++ was/is to use the #ifndef - #define - #endif pre-compiler directives scheme also called macro-guard scheme (see code snippet below). ...
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Is it OK to leave a channel open?

... It's OK to leave a Go channel open forever and never close it. When the channel is no longer used, it will be garbage collected. Note that it is only necessary to close a channel if the receiver is looking for a close. Closing the channel is a control signal on...
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What is ModelState.IsValid valid for in ASP.NET MVC in NerdDinner?

...le if property names have been changed, migrations have not been performed and as a result the SaveChanges(); fails and cannot occur due to the change. – Oracular Man Feb 25 '18 at 18:46 ...
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Default visibility for C# classes and members (fields, methods, etc.)?

... All of the information you are looking for can be found here and here (thanks Reed Copsey): From the first link: Classes and structs that are declared directly within a namespace (in other words, that are not nested within other classes or structs) can be either public or internal...
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Convert from List into IEnumerable format

... You can use the extension method AsEnumerable in Assembly System.Core and System.Linq namespace : List<Book> list = new List<Book>(); return list.AsEnumerable(); This will, as said on this MSDN link change the type of the List in compile-time. This will give you the benefits also...
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How to make a div grow in height while having floats inside

...hen it has floats inside of it? I know that defining a value for the width and setting overflow to hidden works. The problem is that I need a div with the overflow visible. Any ideas? ...
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Command line: piping find results to rm

I'm trying to work out a command which deletes sql files older than 15 days. 4 Answers ...
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Should I use the Reply-To header when sending emails as a service to others?

... You may want to consider placing the customer's name in the From header and your address in the Sender header: From: Company A <joe.bloggs@a.com> Sender: notifications@b.com Most mailers will render this as "From notifications@b.com on behalf of Company A", which is accurate. And then a...