{lengths} is for questions dealing with measurements in TeX. If your question is about the spacing between document elements, use {spacing} instead.

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39
votes
2answers
3k views

Is there a \show for lengths?

The \show command is extremely useful for figuring out what's going on with a particular macro. Similarly, using \the can tell me the value of a counter. I'd like to know if there's something ...
21
votes
3answers
17k views

Determine text width

For sizing figures in LaTeX it's helpful to know how wide the text is so that figures can be sized to match without rescaling. LaTeX provides \textwidth for reference by other commands, e.g. ...