Vim is pretty powerful when editing by line - the search/replace tools are modeled to work linewise.
But what if I want to change a particular column across all lines? For example, how can I change the 80th column in my file to a #
easily?
To edit a column, follow these steps:
I think people (me) sometimes map the column editing keys to Ctrl+Q so it won't collide with visual select line (V) or paste-text if you mapped it as such.