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Why doesn't 'ref' and 'out' support polymorphism?

...e, Giraffe, Turtle and Tiger, with the obvious subclassing relationships. Now suppose you have a method void M(ref Mammal m). M can both read and write m. Can you pass a variable of type Animal to M? No. That variable could contain a Turtle, but M will assume that it contains only Mamma...
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Git commit with no commit message

...essages that I have written that will never ever be read by anyone. For me now the value of this habit is that it forces me to look through the changes in an attempt to describe them, and this sometimes makes me notice bugs. You are right, though. I'll consider paying more attention to the code and ...
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Python Requests throwing SSLError

...getting validated via SSL so I have to get past that step first. I don't know what Python requests is wanting? Where is this SSL certificate supposed to reside? ...
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Removing Java 8 JDK from Mac

...f JDK 8 a while ago to look at some of the examples. I thought for sure by now, it's easy to change between versions. 12 A...
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Easiest way to toggle 2 classes in jQuery

... This does not work anymore. Now adds and removes both classes at the same time. – Fabián May 3 '18 at 1:35 1 ...
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Homebrew’s `git` not using completion

... I have already installed git without brew. Now I want to install bash_completion using brew. I ran brew install bash-completion and added above code but no luck – MagePsycho Sep 3 '14 at 6:35 ...
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Haskell: How is pronounced? [closed]

... Sorry, I don't really know my math, so I'm curious how to pronounce the functions in the Applicative typeclass Knowing your math, or not, is largely irrelevant here, I think. As you're probably aware, Haskell borrows a few bits of terminology fro...
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How to solve error “Missing `secret_key_base` for 'production' environment” (Rails 4.1)

... But, i has no effect, when I restarting Unicorn. The only way, that works now, is pasting it directly to secrets.yml – AntonAL Nov 17 '14 at 20:37 ...
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custom listview adapter getView method being called multiple times, and in no coherent order

... ListView to measure a few children out of the adapter at layout time, to know how big it should be. This is what provides ListView with the convertViews you see passed to getView() even before you scroll. share | ...
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What does “use strict” do in JavaScript, and what is the reasoning behind it?

...rs, by detecting more things that could lead to breakages. Strict mode is now supported by all major browsers. Inside native ECMAScript modules (with import and export statements) and ES6 classes, strict mode is always enabled and cannot be disabled. ...