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In C#, What is a monad?
... examples to fully grasp the concept. The reason is that monads are a functional language concept, and thus the examples are in languages I haven't worked with (since I haven't used a functional language in depth). I can't grasp the syntax deeply enough to follow the articles fully ... but I can tel...
Function overloading by return type?
Why don't more mainstream statically typed languages support function/method overloading by return type? I can't think of any that do. It seems no less useful or reasonable than supporting overload by parameter type. How come it's so much less popular?
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Recommended way of making React component/div draggable
I want to make a draggable (that is, repositionable by mouse) React component, which seems to necessarily involve global state and scattered event handlers. I can do it the dirty way, with a global variable in my JS file, and could probably even wrap it in a nice closure interface, but I want to kno...
What encoding/code page is cmd.exe using?
...sn’t contain the character you’re trying to display,
you’ll see question marks instead of gibberish. When you get gibberish,
there’s more going on than just font settings.
When programs use standard C-library I/O functions like printf, the
program’s output encoding must match the console...
How are msys, msys2, and msysgit related to each other?
I've been searching around, but I can't find a thorough description of what's going on with these 3 versions of MSYS. (It's entirely possible I just don't know what to look for.) I do understand that MSYS is a minimal port of Linux tools to support development using MinGW, but I'm not clear on the r...
What is the advantage to using bloom filters?
...could accomplish in less space, more efficiently, using a single hash function rather than multiple, or that's what it seems. Why would you use a bloom filter and how is it useful?
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What is the best way to compute trending topics or tags?
...test topics in the last 24h". For example, Topix.com shows this in its section "News Trends". There, you can see the topics which have the fastest growing number of mentions.
...
Understanding PrimeFaces process/update and JSF f:ajax execute/render attributes
... affect UIComponents implementing EditableValueHolder (input fields) or ActionSource (command fields). The process attribute tells JSF, using a space-separated list of client IDs, which components exactly must be processed through the entire JSF lifecycle upon (partial) form submit.
JSF will then ap...
How to use Servlets and Ajax?
I'm very new to web apps and Servlets and I have the following question:
7 Answers
7
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Creating range in JavaScript - strange syntax
...standing several things:
Why we don't just do Array(5).map(...)
How Function.prototype.apply handles arguments
How Array handles multiple arguments
How the Number function handles arguments
What Function.prototype.call does
They're rather advanced topics in javascript, so this will be more-than-...