A few months ago I moved the sidebar in my code editor to the right and I love it. In fact, I’m sad I’ve been writing code for 20 years without ever doing this before. If you’ve never tried it, you should and here is a video by Jeff Sagal demonstrating why it’s useful:
I have all of my editors, that allow it, set up this way and I don’t think I’ll ever go back to a left sidebar again. Look at how beautiful VS Code is, and no janky code moving when you open it.