Add some more examples: docker, pacman, man

Examples.md

@@ -56,6 +56,7 @@ Table of Contents
 * [fzf as dmenu replacement](#fzf-as-dmenu-replacement)
 * [dotfiles management](#dotfiles-management)
 * [Transmission](#transmission)
+* [Pacman](#pacman)
 
 
 ### General
@@ -1464,6 +1465,21 @@ function drm() {
 }
 ```
 
+```sh
+# Same as above, but allows multi selection:
+function drm() {
+  docker ps -a | sed 1d | fzf -q "$1" --no-sort -m --tac | awk '{ print $1 }' | xargs -r docker rm
+}
+```
+
+
+```sh
+# Select a docker image or images to remove
+function drmi() {
+  docker images | sed 1d | fzf -q "$1" --no-sort -m --tac | awk '{ print $3 }' | xargs -r docker rmi
+}
+```
+
 ### buku
 Search and open website bookmarks stored in a [buku](https://github.com/jarun/Buku) database.
 ```sh
@@ -1535,6 +1551,13 @@ fman() {
 }
 ```
 
+```sh
+# Same as above, but with previews and works correctly with man pages in different sections.
+function fman() {
+    man -k . | fzf -q "$1" --prompt='man> '  --preview $'echo {} | tr -d \'()\' | awk \'{printf "%s ", $2} {print $1}\' | xargs -r man' | tr -d '()' | awk '{printf "%s ", $2} {print $1}' | xargs -r man
+}
+```
+
 ### Python Behave BDD
 
 <kbd>Tab</kbd> copy the step name.
@@ -1617,3 +1640,19 @@ pick_torrent() LBUFFER="transmission-remote -t ${$({
 zle -N pick_torrent
 bindkey '^o' pick_torrent
 ```
+
+### Pacman
+
+```sh
+# Install packages using yay (change to pacman/AUR helper of your choice)
+function in() {
+    yay -Slq | fzf -q "$1" -m --preview 'yay -Si {1}'| xargs -ro yay -S
+}
+```
+
+```sh
+# Remove installed packages (change to pacman/AUR helper of your choice)
+function re() {
+    yay -Qq | fzf -q "$1" -m --preview 'yay -Qi {1}' | xargs -ro yay -Rns
+}
+```