5
votes
1answer
74 views

how to do multiple string replacements?

i want to escape URL paths to obtain the percent-escaping that is also applied e.g. by browsers; for this i tried to do the following (outcommented lines are meant to show what i'm aiming at here): ...
7
votes
1answer
452 views

Macro to extract (typeset) 'plain text' from a command?

Sorry to come back again with a similar post title (I had a post with this same title, then renamed it to PDF Metadata - Macro to extract (typeset) 'plain text' from a command?) - but I hope now the ...
3
votes
1answer
711 views

Letting strings start with a capital letter

I am writing a small book and try to build up an index reference. To make it a little easier I wrote a small script that enables my to type a word and also add it to the index: ...
2
votes
2answers
270 views

Include LaTeX file named with substring of current filename

I'm frequently creating presentations with beamer and need both the handout and the presentation itself. To avoid editing the file when I need to compile the other, I use \ifdefined\ishandout ... at ...
5
votes
2answers
172 views

Changing catcode for commercial at (@) inside a macro to get it matched in pattern.

This question is related to TikZ: pgfutil-common: pgfutil@in@ - how does it work? and is a result of coping with that problem. I've already read How to change #catcode in a macro, but it didn't help ...
5
votes
1answer
367 views

TikZ: pgfutil-common: pgfutil@in@ - how does it work?

Having been writing small lib for TikZ, I tried to use this macro in order to search for @. Code compiled, but the result was false, despite that I was sure it was in tested string. So, I decided to ...
9
votes
1answer
2k views

Replacing a substring

I've got a string like this: aXYbXYc, and need to replace the XY substring with a right arrow: a $\to$ b $\to$ c. Is there any function (also provided by external packages) to help me do that?