aaronchucarroll

Adds support for Github-style fenced math blocks in markdown editor and preview

4

VSCode markdown editor now syntactically highlights fenced math blocks. Katex rendering now supports fenced math blocks. They must be of the form ```math //math goes here ``` resolves #174731

Adding these args makes StringMethods get_dummies() similarly powerful to pd.get_dummies(), but usable in the common scenario that the strings are separated by some separator. - [x] closes #47872 - [x]...