In terms of artificial intelligence and machine learning, what is the difference between supervised and unsupervised learning? Can you provide a basic, easy explanation with an example? ...

What is the main difference between view and table in SQL. Is there any advantage of using views instead of tables. 7 Answe...

... This is the first page that shows up via Google and the security vulnerabilities in all the implementations make me cringe so I'm posting this to add information regarding encryption for others as it has been 7 Years from the original post. I hold a Masters Degree in...

... etc). You should be able to produce sensible OO designs as well as understanding the concepts. Scripting and regexes. Data structures -- lists, sets, hashtables, trees, graphs, and so on -- as well as Big O notation and algorithmic complexity. Bits, bytes and binary numbers -- how numbers are repre...

Could someone explain? I understand the basic concepts behind them but I often see them used interchangeably and I get confused. ...

I have three different ways to initialize and render a view and its subviews, and each one of them has different problems. I'm curious to know if there is a better way that solves all of the problems: ...

I'm having a tough time understanding how the two interact and where the boundary between them lies. Do they overlap? Are there redundancies between them? ...

...now how to get the exact radius that the iPhone's icons use. I've searched and searched for a tutorial or a template but can't find one. ...

I was writing a simple script in the school computer, and committing the changes to Git (in a repo that was in my pendrive, cloned from my computer at home). After several commits I realized I was committing stuff as the root user. ...

How can you beta test an iPhone app? I can get it on my own device, and anyone that gives me a device, I can run it on theirs, but is there a way to do a limited release via the app store for beta testing? ...