New posts in Rules

Using vertical line column separator in tabular between JUST TWO cells

\hrulefill suddenly disappearing

Center hrule in the middle of the page

Variable-width horizontal rules with \cline intrude cell text

How to add partial horizontal lines in horizontally aligned math environments

Tabular with automatic \hline

ConTeXt: Draw a line under the headertext

How to add horizontal line after header and before footer?

How to delete borders (rules) in a table defined with the cals package?

Problems with \toprule and \midrule in a table