New posts in Tex Core

Fun titles by splitting in letters (or words)

Using \let with \csname inside a macro

\somepenalty=10000 vs. \somepenalty 10000 vs. \somepenalty10000

Why curly braces are used when setting \spacefactor manually?

TeX rules for determing a \par after comment

Why can I say \input something but not \centerline something?

Appending a character to a token list using its charcode

What is the purpose of a <filler> in TeX's syntax?

"Clever tricks" for using \outer macros

How to find out the number of lines in a paragraph for \hangafter