my new word is in ehchant

This file,/home/chiao/.config/enchant/en_US.dic contains my new words from lyx.

Beamer allowframebreaks

In LyX: DO NOT put brackets around allowframebreaks,

Show filename on top bar (lyx, kate, ...)

「系統設定值」->　「外觀」->　「運作方式」->「選單可見度」，點選「滑鼠懸浮時顯示」

Set table column spacing

Put this in TeX box : \setlength{\tabcolsep}{1pt}, e.g.

The pdf result is

One author et. al. setting in biblatex

Beamer compile error

This is caused by my installation of old beamer in /home/chiao/texmf.

/bin/rm -rf /home/chiao/texmf/tex/latex/beamer
/bin/rm -rf /home/chiao/texmf/tex/latex/pgf
texhash /home/chiao/texmf

latex code to word , libreoffice

In LyX, export (匯出) "MS Word Office Open XML". Then open it in word.
In LyX, export (匯出) "OpenDocument (Pandoc)". Then open it in libreoffice.