7.4.3 Can you answer these questions?

7.4.3.1 TeXstudio - MiKTeX compile error

https://tex.stackexchange.com/landing/r/digest?cta=question&id=579042

I have an issue with MiKTeX and TeXstudio which won't compile anything. 
I am using overleaf but since my project got bigger and compiles very slow and often not at all 
I tried to switch to my computer.... 
[errors] [miktex] [compiling] [texstudio]
 

asked by Athan https://tex.stackexchange.com/landing/r/digest?cta=user&id=233072 1 vote

7.4.3.2 \eqref and cases package

https://tex.stackexchange.com/landing/r/digest?cta=question&id=578892

I want to use a custom tag for some equations, but I'm not being allowed to. Here is an MWE: 
\documentclass{article} 
\usepackage{amsmath,cases} 
\begin{document} 
\begin{equation} 
x=y\tag{... 
[hyperref] [cases]
 

asked by Luke Collins https://tex.stackexchange.com/landing/r/digest?cta=user&id=78913 1 vote

7.4.3.3 Lyx Shortcut for New Frame and for Pause

https://tex.stackexchange.com/landing/r/digest?cta=question&id=578638

I am using Lyx on a Mac to make beamer slides. In order to start a new frame, I can go to the layout menu dropdown, and choose Frame. I can also use the keyboard shortcut: ctrl + p > space, and ... 
[beamer] [lyx] [mac]
 

asked by profj https://tex.stackexchange.com/landing/r/digest?cta=user&id=8078 1 vote