I'm trying to figure out how to detect the type of credit card based purely on its number. Does anyone know of a definitive, reliable way to find this? ...

Is there any guideline or standard best practice how to version a software you develop in your spare time for fun, but nevertheless will be used by some people? I think it's necessary to version such software so that you know about with version one is talking about (e.g. for bug fixing, support, and...

Given a system (a website for instance) that lets a user customize the background color for some section but not the font color (to keep number of options to a minimum), is there a way to programmatically determine if a "light" or "dark" font color is necessary? ...

Can I insert a column at a specific column index in pandas? 4 Answers 4 ...

I want to create an empty list (or whatever is the best way) that can hold 10 elements. 15 Answers ...

I'm trying to find out all the remotely available versions of a specified gem. 4 Answers ...

I was looking at code from Mozilla that add a filter method to Array and it had a line of code that confused me. 7 Answers ...

I'm trying to combine the slice [1, 2] and the slice [3, 4] . How can I do this in Go? 7 Answers ...

Scala doesn't have type-safe enum s like Java has. Given a set of related constants, what would be the best way in Scala to represent those constants? ...

I'm not sure if this is Flask specific, but when I run an app in dev mode ( http://localhost:5000 ), I cannot access it from other machines on the network (with http://[dev-host-ip]:5000 ). With Rails in dev mode, for example, it works fine. I couldn't find any docs regarding the Flask dev server c...