When considering whether to use open source software for a project, it pays to do a little investigation into the project to help you decide whether the project is the best option or if you should continue to look elsewhere. In evaluating a couple of projects recently, it was clear to me that I tend …
IEX Cloud is a service offering financial data. They offer a wide variety of data sets, both for historical and real-time data. Those of us interested in financial data, whether for trading or research, are always looking for good data sources, especially for clean and complete data. This post will show you three ways to …
3 ways to get historical market data from IEX Cloud Read More »
I’ve been working on moving a codebase from python 2 to 3 recently and decided to take a fresh look at string literals. In python, string literals can be enclosed by a pair of unescaped single quotes ‘, a pair of double quotes “, or a pair of triple double quotes “”” or single quotes …
I recently saw a question about pandas.DataFrame.apply and realized that when I first started using Pandas I would often attempt to solve problems with apply when a vectorized solution was what I should have been using instead. Let’s say that you have an existing function to calculate the present value of an investment that takes …