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Why are mutable structs “evil”?
...l times the remark that mutable structs are “evil” (like in the answer to this question ).
16 Answers
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What's the difference between OpenID and OAuth?
I'm really trying to understand the difference between OpenID and OAuth? Maybe they're two totally separate things?
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What reason is there to use null instead of undefined in JavaScript?
...riting JavaScript for quite a long time now, and I have never had a reason to use null . It seems that undefined is always preferable and serves the same purpose programmatically. What are some practical reasons to use null instead of undefined ?
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What are free monads?
... pop up every now and then for some time, but everyone just seems to use/discuss them without giving an explanation of what they are. So: what are free monads? (I'd say I'm familiar with monads and the Haskell basics, but have only a very rough knowledge of category theory.)
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Mocha / Chai expect.to.throw not catching thrown errors
I'm having issues getting Chai's expect.to.throw to work in a test for my node.js app. The test keeps failing on the thrown error, but If I wrap the test case in try and catch and assert on the caught error, it works.
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What specific productivity gains do Vim/Emacs provide over GUI text editors?
...r flamebait or anything like that. I've been using Vim as my console-editor of choice for a couple months now (for editing configuration files while in my terminal), but I don't think I could stand it for my normal, every day work of writing web applications, which I do with a GUI text editor (wh...
How to use UIScrollView in Storyboard
I have a scroll view with content that is 1000px tall and would like to be able to lay it out for easy design on the storyboard.
I know it can be done programmatically but I really want to be able to see it visually. Every time I put a scroll view on a view controller it won't scroll. Is it possib...
Convert PEM to PPK file format
Is there a way to convert PEM files to PPK files? (you may guess that Amazon EC2 gives me a PEM file, and I need to use the PPK format for SSH connectivity).
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How to handle many-to-many relationships in a RESTful API?
...teams. In my data model, I have a table for each entity, and a join table to maintain the relationships. Hibernate is fine at handling this, but how might I expose this relationship in a RESTful API?
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How to unit test a Node.js module that requires other modules and how to mock the global require fun
...side your module while you are testing it.
This means you need no changes to your code in order to inject mocks for required modules.
Proxyquire has a very simple api which allows resolving the module you are trying to test and pass along mocks/stubs for its required modules in one simple step.
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