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Why doesn't 'ref' and 'out' support polymorphism?
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UPDATE: I used this answer as the basis for this blog entry:
Why do ref and out parameters not allow type variation?
See the blog page for more commentary on this issue. Thanks for the great question.
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Let's suppose you have classes Animal, Mammal,...
Why do Lua arrays(tables) start at 1 instead of 0?
...ve read (as many others did) this great paper . It seems to me a strange corner of a language that is very pleasant to learn and program. Don't get me wrong, Lua is just great but there has to be an explanation somewhere. Most of what I found (on the web) is just saying the index starts at 1. Full ...
if else statement in AngularJS templates
...ovide the if/else functionality . Following are a few options to consider for what you want to achieve:
(Jump to the update below (#5) if you are using version 1.1.5 or greater)
1. Ternary operator:
As suggested by @Kirk in the comments, the cleanest way of doing this would be to use a ternary op...
Nginx 403 forbidden for all files
... 5 box, but am struggling to get it to serve any of my files - whether PHP or not.
11 Answers
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Is there an API to get bank transaction and bank balance? [closed]
...want to get my bank transactions and my balance if I can.
Is there an API for that? in PHP or JAVA?
If so, please let me know how to get them.
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How can I check file size in Python?
... Python script in Windows. I want to do something based on the file size. For example, if the size is greater than 0, I will send an email to somebody, otherwise continue to other things.
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How to bind multiple values to a single WPF TextBlock?
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You can use a MultiBinding combined with the StringFormat property. Usage would resemble the following:
<TextBlock>
<TextBlock.Text>
<MultiBinding StringFormat="{}{0} + {1}">
<Binding Path="Name" />
<Binding P...
Copy text to clipboard with iOS
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Although the accepted answer is a good walkthrough of how UIPasteboard works, I figured I'd post the relevant snippet right here for everyone's convenience:
Obj-C
UIPasteboard *pasteboard = [UIPasteboard generalPasteboard];
pasteboard.string = @"Paste me!";
Swift 2.2
let pasteBoard = UIPasteboar...
How to include *.so library in Android Studio?
...any threads how to add a *.so library to Android Studio, but none of them works, especially when it comes to the point of text: This does not work with the newer xxx (Android Studio, gradle, ...)
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Why does Azure deployment take so long?
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Is this answer still appropriate for 2018? I am trying to deploy a redis cache on Azure. My first service on azure - been waiting for 25 mins now and can't believe that this is normal / acceptable.
– Gravy
Jan 22 '18 at...