Code::Blocks - How to show gutter/vertical right margin line in editor

codeblocks, gutter, margin

Solution

For the current Code::Blocks version (16.01):

- Go to Toolbar -> Settings -> Editor

- Under the list of categories (icons) on the left, select Margins and Caret

- In the Right margin section, change Right margin hint to visible line

- You can also change the color and column number

- Click OK to save

Problem

How to show the vertical right margin line (usually 80 characters) in the editor window in Code::Blocks?

Original source