New posts in Expansion

\TeX and \LaTeX differently expl3-x-written (exhaustive expansion) to an auxiliary file

Test whether a string is in a list with variable

Expand macro inside lstlisting and apply syntax highlighting

Different macro behavior when used in another macro

Create test of text direction (luatex)

Macro expansion inside \href

Problem with my understanding of expandafter and newcommand with arguments and sout

ConTeXt does not load png file given by lua code

Who ate my space? (How to stop \exp_args:Nf from consuming a space?)

Is there a list of expandable TeX primitives? LaTeX? e-TeX? others?