Matt Segal Dev

How to compress images for a webpage?

Often when you're creating a website, a client or designer will provide you with large images that are 2-5MB in size and thousands of pixels wide. The large file size of these images will make them slow to load on your webpage, making it seem slow and broken This video …

How to highlight unused Python variables in VS Code?

I make a lot of stupid mistakes when I'm working on Python code. I tend to: make typos in variable names accidently delete a variable that's used somewhere else leave unused variables lying around when they should be deleted It's easy to accidentally create code like in the image below …

How to make your Django project easy to move and share?

You need your Django project to be portable. It should be quick and easy to start it up on a new laptop. If it isn't portable, then your project is trapped on your machine. If it gets deleted or corrupted, then you've lost all your work! This issue comes up …

How to find what you want in the Django documentation?

Many beginner programmers find the Django documentation overwhelming. Let's say you want to learn how to perform a login for a user. Seems like it would be pretty simple: logins are a core feature of Django. If you google for "django login" or search the docs you see a few …

How to pull production data into your local Postgres database?

Sometimes you want to write a feature for your Django app that requires a lot of structured data that already exists in production. This happened to me recently: I needed to create a reporting tool for internal business users. The problem was that I didn't have much data in my …