I have to use Python and Django for our application. So I have two versions of Python, 2.6 and 2.7. Now I have installed Django. I could run the sample application for testing Django succesfuly. But how do I make sure whether Django uses the 2.6 or 2.7 version and what version of modules Django ...

Let's say you've got an airplane, and it is low on fuel. Unless the plane drops 3000 pounds of passenger weight, it will not be able to reach the next airport. To save the maximum number of lives, we would like to throw the heaviest people off of the plane first. ...

I have a Ruby array which contains duplicate elements. 7 Answers 7 ...

I have a set like this: 8 Answers 8 ...

Not strictly a question, more of a puzzle... 31 Answers 31 ...

I know how to work out the index of a certain character or number in a string, but is there any predefined method I can use to give me the character at the nth position? So in the string "foo", if I asked for the character with index 0 it would return "f". ...

I'm trying to deserialize a Facebook friend's Graph API call into a list of objects. The JSON object looks like: 10 Answ...

I have a Bash script that runs a program with parameters. That program outputs some status (doing this, doing that...). There isn't any option for this program to be quiet. How can I prevent the script from displaying anything? ...

I use "$ipython notebook --pylab inline" to start the ipython notebook. The display matplotlib figure size is too big for me, and I have to adjust it manually. How to set the default size for the figure displayed in cell? ...

I need to remove all special characters, punctuation and spaces from a string so that I only have letters and numbers. 16 A...