For one of my Statistical Finance homeworks, I had to solve this question.
Given a density function \(f(x)\), where
\[f(x) = \int_{-\infty}^{\infty} \frac{1}{Z} \frac{|x+1|}{(x^2+1)^2} = 1\]
Find the quantile \(y\) that

Running Python on EC2 is a pain, and installing packages can be more of a pain (version clashes, permissions etc). Turns out the easiest way was just to use virtualenv. Here’s a helper script I created:
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Sentiment Analysis using Doc2Vec
Word2Vec is dope. In short, it takes in a corpus, and churns out vectors for each of those words. What’s so special about these vectors you ask? Well, similar words are near each other. F

It’s ridiculous we don’t have a proper solution that uses Continuous Integration (CI) to grade homeworks hosted on GitHub.
CI, in short, is just a server that runs unit tests on your code every time you commit it. That m

If the Greeks had no physical cash and only digital cash (in banks), they won’t be able to stash paper cash to wait out the conversion and drachma devaluation. Capital control would be easy and effective. Then, everyone

After spending around half an hour trying to install numpy on Amazon Linux EC2, this StackOverflow answer saved me
123456sudo yum -y install gcc-c++ python27-devel atlas-sse3-devel lapack-develwget https://pypi.python.or

After TA-ing COMS W3134 Data Structures for a semester, I was left with a sizable amount of data from the homeworks, exams, and piazza usage. So I decided to make some pretty graphs out of them. This stemmed from my frus