Download PKGBUILD of a package:

asp export pkg-name

install dependency and extract its source code:

makepkg -so

create package of modified source code:

makepkg -ei

Scroll slow in KDE apps:

#https://forum.manjaro.org/t/kde-dashboard-scrolls-very-slowly/10050
#https://plus.google.com/+Micha%C5%82VonFlyneeofficial/posts/4pc5pUtMkRw
pacman -Rdd xf86-input-libinput

Desktop disable cursor bouncing while launch new application:

System Settings -> Applications -> Launch Feedback

Desktop double click to start application:

System Settings -> Input Devices -> Mouse

disable transparent while dragging windows:

System Settings -> Desktop Effects -> Translucency

window switcher(Alt+Tab) style:

System Settings -> Task Switcher -> Visualization -> Thumbnail Grid

alt + left click to resize window:

System Settings -> Window Behavior -> Window Actions

gnome-terminal full screen workaround:

https://bugs.launchpad.net/ubuntu/+source/gnome-terminal/+bug/880734

meta key start Application Launcher(KDE Plasma 5.11.5):

https://askubuntu.com/a/961407

``` fcitx fcitx-configtool fcitx-gtk2 fcitx-gtk3 fcitx-libpinyin fcitx-qt4 fcitx-qt5 fcitx-sogoupinyin fcitx5-git ```

for SDDM, LightDM, `cat > ~/.xprofile`:

``` export GTK_IM_MODULE=fcitx export QT_IM_MODULE=fcitx export XMODIFIERS=@im=fcitx ```

time:

# set /etc/adjtime to UTC when your hardware clock is UTC time, LOCAL to current zone time
hwclock --show #show hardware clock
date -R #show time
tzselect

cat ~/.ssh/id_rsa.pub | ssh b@B 'cat >> .ssh/authorized_keys'