Questions tagged [backward-compatibility]

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What to do if a new package uses a command I already use as a personal macro?

In my documents, I use \ch as a shorthand for "ch." or "chap." or "chapter" (depending on the desired output style), as in see \ch 3 (output: "see ch. 3" or "see chap. 3" or "see chapter 3"). I would ...
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Online service to compare different versions of TeX Live?

I’ve been wondering if there is any online service which allows one to compile a document using different versions of TeX Live (2018, 2017, 2016, 2015, …) and compare the result. I’m imagining ...
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Using csname on an existing command causes an error

Due to backward compatibility I would like to make a package accept two ways of specifying the fontsize of some text. Ideally I should be able to specify it as \todo[size=\tiny]{test} or \todo[size=...