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When is it better to use an NSSet over an NSArray?
I have used NSSets many times in my apps, but I have never created one myself.
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Generate array of all letters and digits
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Most efficient way to store thousand telephone numbers
This is a google interview question:
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How to list all functions in a Python module?
I have a python module installed on my system and I'd like to be able to see what functions/classes/methods are available in it.
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Why is Node.js single threaded? [closed]
In PHP (or Java/ASP.NET/Ruby) based webservers every client request is instantiated on a new thread. But in Node.js all the clients run on the same thread (they can even share the same variables!) I understand that I/O operations are event-based so they don't block the main thread loop.
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What is a “callable”?
Now that it's clear what a metaclass is , there is an associated concept that I use all the time without knowing what it really means.
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Pythonic way to check if a list is sorted or not
Is there a pythonic way to check if a list is already sorted in ASC or DESC
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Can I hex edit a file in Visual Studio?
...ant to edit a binary file, but I don't want to use another tool other than Visual Studio because it's a pain to switch back and forth.
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Can functions be passed as parameters?
In Java I can do something like
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