Feral Cat - Software Development
Building, just because…
Have you ever used a for loop with an else clause in Python? WTH, right? I found out these exist earlier this week when going through some source code. Since it was such a shock I immediately tried to find a use case. Here’s some more detailed documentation. Make sure to search for “4.4” which … Read more
Need help finding the first instance of an element in an array? I recently came across a situation where I had two arrays with corresponding data in each array. For example, I had two arrays where one was a person’s first name and the other was a person’s last name. I needed to find a … Read more
I’m guessing you are dynamically creating Pandas DataFrame columns and came across the, “Length of values does not match length of index” error. The issue lies in that the previous columns you’ve added are not the same length as the most recent one you’ve attempted to add. Let’s recreate the problem. Here’s an article for … Read more
Happen to have a ton of giant marketing materials that you need to get down to size for your website? Are you about to release an app and need to resize images down to Google/Apple’s prescribed dimensions? I mean you could always open the images individually in GIMP (my preferred image editor), go into tools, … Read more
Prep First let’s make sure you have the OpenPyXL library installed. If you’re already in Python and don’t want to needlessly exit the interpreter, then type the following: This command should list out all the methods of OpenPyXL if it is in fact installed on your machine. Else, we’ll have to turn to pip. Assuming … Read more
Trying to make a a Pandas DataFrame but getting the, “If using all scalar values, you must pass an index” error?