With this infographic you'll never again have to blindly worry about SharePoint hitting you with a size, character, or other limitations. It's especially useful for Site Owners, but should be handy for site collection admins and everyday users alike.
No need to blindly hope that what you're creating, uploading, changing, or linking to will ever break. Just review this before taking action.
Have a look-see. Applicable to SharePoint 2013, 2016, and Online.