diff --git a/.helpers/foreach-script b/.helpers/foreach-script
index 79b0c3a..e61406a 100755
--- a/.helpers/foreach-script
+++ b/.helpers/foreach-script
@@ -10,6 +10,11 @@
 
 VERBOSE=${VERBOSE:="0"}
 
+__is_file_bash_or_sh() {
+  [[ ${1} == *.bash || ${1} == *.sh ]] ||
+    file "${1}" | grep -qE 'shell script|POSIX shell script|Bourne-Again shell script|bash script|a sh script'
+}
+
 mapfile -d '' -t files < <(
   find ./ \
     -type f \
@@ -21,7 +26,7 @@ mapfile -d '' -t files < <(
 status=0
 
 for file in "${files[@]}"; do
-  if file "${file}" | grep -qE 'shell script|POSIX shell script|Bourne-Again shell script|bash script|a sh script'; then
+  if __is_file_bash_or_sh "${file}"; then
     [[ ${VERBOSE} == "1" ]] && echo "${*} ${file}"
     "${@}" "${file}" || status=1
   fi
diff --git a/.helpers/shellcheck b/.helpers/shellcheck
index d43c98e..0dde354 100755
--- a/.helpers/shellcheck
+++ b/.helpers/shellcheck
@@ -15,9 +15,11 @@ fi
   --exclude=SC2012 \
   --exclude=SC2002 \
   --exclude=SC2059 \
-  --exclude=SC2181
+  --exclude=SC2181 \
+  --exclude=SC1091
 
 # SC2012 (info): Use find instead of ls to better handle non-alphanumeric filenames. https://www.shellcheck.net/wiki/SC2012
 # SC2059 (info): Don't use variables in the printf format string. https://www.shellcheck.net/wiki/SC2059
 # SC2002 (style): Useless cat. Consider 'cmd < file | ..' or 'cmd file | ..' instead. https://www.shellcheck.net/wiki/SC2002
 # SC2181 (style): Check exit code directly with e.g. 'if ! mycmd;', not indirectly with $?. https://www.shellcheck.net/wiki/SC2181
+# SC1091 (info): Not following: /usr/share/fzf/shell/key-bindings.bash: openBinaryFile: does not exist (No such file or directory). https://www.shellcheck.net/wiki/SC1091
diff --git a/README.md b/README.md
index 5d27848..7d88171 100644
--- a/README.md
+++ b/README.md
@@ -16,7 +16,3 @@ Run `install`.
 $ ln -s /path/to/dotfiles/root.bash ~/.dotfiles.bash
 $ echo '[[ -r ~/.dotfiles.bash ]] && [[ -f ~/.dotfiles.bash ]] && source ~/.dotfiles.bashh' >> ~/.bashrc
 ```
-
-#### Notes
-
-Create the file `~/.path` and put what ever path that you want to be included to PATH (paths can contain environment variables).
diff --git a/bin/colors-sample b/bin/colors-sample
index 891471b..b8125b1 100755
--- a/bin/colors-sample
+++ b/bin/colors-sample
@@ -84,7 +84,7 @@ __msg2() {
 }
 
 __boxline() {
-  for v in "$@"; do
+  for v in "${@}"; do
     __msg2 "${v}"
   done
   echo ""
diff --git a/bin/provides b/bin/provides
index b6b5adb..3b458ff 100755
--- a/bin/provides
+++ b/bin/provides
@@ -2,10 +2,10 @@
 
 case "$(what-pm)" in
   "dnf")
-    dnf provides "$@"
+    dnf provides "${@}"
     ;;
   "apt")
-    dpkg -S "$@"
+    dpkg -S "${@}"
     ;;
   *)
     echo "this script does not supports this distro"
diff --git a/config/gnome/lib/display-colors b/config/gnome/lib/display-colors
index 2ca190f..a28f512 100755
--- a/config/gnome/lib/display-colors
+++ b/config/gnome/lib/display-colors
@@ -1,7 +1,8 @@
 #!/usr/bin/env bash
 
-# shellcheck disable=SC1090
-source "$1"
+# https://www.shellcheck.net/wiki/SC1090
+# shellcheck source=/dev/null
+source "${1}"
 
 echo "FG                : ${C_FG}"
 echo "BG                : ${C_BG}"
diff --git a/lib/00-common.bash b/lib/00-common.bash
index 5a019ad..d6e0612 100644
--- a/lib/00-common.bash
+++ b/lib/00-common.bash
@@ -15,4 +15,3 @@ bb() {
   local cmd='source-highlight --no-doc --out-format=esc --tab=2'
   ${cmd} --infer-lang --input "${@}" 2>/dev/null || ${cmd} --src-lang=shell --input "${@}"
 }
-
diff --git a/lib/00-homebrew.bash b/lib/00-homebrew.bash
index 78653bf..2dd2afc 100644
--- a/lib/00-homebrew.bash
+++ b/lib/00-homebrew.bash
@@ -5,6 +5,8 @@ init-linuxbrew() {
   if [ -d "${HOMEBREW_PREFIX}/etc/bash_completion.d" ]; then
     for rc in "${HOMEBREW_PREFIX}/etc/bash_completion.d"/*; do
       if [ -f "${rc}" ]; then
+        # https://www.shellcheck.net/wiki/SC1090
+        # shellcheck source=/dev/null
         source "${rc}"
       fi
     done
@@ -20,13 +22,16 @@ case "$(uname)" in
 
     if [[ -r "${HOMEBREW_PREFIX}/etc/profile.d/bash_completion.sh" ]]; then
       export BASH_COMPLETION_COMPAT_DIR="${HOMEBREW_PREFIX}/etc/bash_completion.d"
+      # https://www.shellcheck.net/wiki/SC1090
+      # shellcheck source=/dev/null
       source "${HOMEBREW_PREFIX}/etc/profile.d/bash_completion.sh"
     fi
     ;;
 
   "Linux")
-    [[ "${__DISABLE_LINUXBREW}" == 'true' ]] && return 0
+    [[ ${__DISABLE_LINUXBREW} == 'true' ]] && return 0
     init-linuxbrew
     ;;
 
+  *) ;;
 esac
diff --git a/lib/00-pathmixer.bash b/lib/00-pathmixer.bash
index 8667b15..b41c482 100644
--- a/lib/00-pathmixer.bash
+++ b/lib/00-pathmixer.bash
@@ -1,26 +1,15 @@
 path-add() {
-  if [[ "${1}" == "" ]]; then
+  if [[ ${1} == "" ]]; then
     return
   fi
 
-  if [[ ":${PATH}:" != *":${1}:"* ]] ; then
-    if [[ "${2}" = "after" ]] ; then
+  if [[ ":${PATH}:" != *":${1}:"* ]]; then
+    if [[ ${2} == "after" ]]; then
       PATH=${PATH}:${1}
     else
       PATH=${1}:${PATH}
     fi
   fi
 
-  export PATH;
-}
-
-load-path-file() {
-  if [ -f ~/.path ]; then
-    while read p; do
-      [[ ${p} = "" ]] && continue
-      p=$(eval echo \"${p}\")
-      path-add ${p}
-    done < ~/.path
-    unset p
-  fi
+  export PATH
 }
diff --git a/lib/10-linux.bash b/lib/10-linux.bash
index e4f1dc6..0492658 100644
--- a/lib/10-linux.bash
+++ b/lib/10-linux.bash
@@ -4,12 +4,11 @@ fi
 
 ################################################################################
 ######### Paths ################################################################
-path-add ${HOME}/.local/bin
-path-add ${HOME}/bin
+path-add "${HOME}/.local/bin"
+path-add "${HOME}/bin"
 ################################################################################
 ################################################################################
 
-
 ################################################################################
 ######### Aliases and Functions ################################################
 alias O='xdg-open'
@@ -30,7 +29,7 @@ alias dnf-display-package-contents='dnf repoquery -l'
 alias dnf-display-local-package-contents='dnf repoquery --installed -l'
 
 sizes-files() {
-  du --human-readable --max-depth=1 --all  | sort --human-numeric-sort --reverse
+  du --human-readable --max-depth=1 --all | sort --human-numeric-sort --reverse
 }
 export -f sizes-files
 sizes-disks() {
@@ -52,5 +51,5 @@ export -f apt-clean-uninstalled
 
 export EDITOR=/usr/bin/vim
 
-[[ -e $HOME/.dir_colors ]] && eval "$(dircolors --bourne-shell ~/.dir_colors)"
+[[ -e "${HOME}/.dir_colors" ]] && eval "$(dircolors --bourne-shell "${HOME}/.dir_colors")"
 # dircolors --print-database > ~/.dir_colors
diff --git a/lib/10-macos.bash b/lib/10-macos.bash
index a07e73e..0c09e49 100644
--- a/lib/10-macos.bash
+++ b/lib/10-macos.bash
@@ -46,13 +46,13 @@ if [[ -d "${HOMEBREW_PREFIX}/opt/curl/bin" ]]; then
   alias curl="\${HOMEBREW_PREFIX}/opt/curl/bin/curl"
 fi
 
-export LANG='en_US.UTF-8';
-export LC_ALL='en_US.UTF-8';
+export LANG='en_US.UTF-8'
+export LC_ALL='en_US.UTF-8'
 
 install-nano-nanorc() {
   touch ~/.nanorc
   for rcfile in "$(brew --prefix nano)"/share/nano/*.nanorc; do
-    echo "include ${rcfile}" >> ~/.nanorc
+    echo "include ${rcfile}" >>~/.nanorc
   done
 }
 
diff --git a/lib/20-ps1.bash b/lib/20-ps1.bash
index e6acc05..c58394a 100644
--- a/lib/20-ps1.bash
+++ b/lib/20-ps1.bash
@@ -58,73 +58,67 @@
 ################################################################################
 
 __ps1_color() {
-  if [[ "$#" = 0 ]]; then
+  if [[ $# == 0 ]]; then
     printf "\[\e[0m\]"
   else
     printf "\[\e[${1};${2};${3}m\]"
   fi
 }
 
-declare -A __PS1_COLORS=( \
-  ["reset"]="$(__ps1_color)" \
-  ["prefix"]="$(__ps1_color 1 49 35)" \
-  ["main"]="$(__ps1_color 0 49 90)" \
-  ["seperator"]="$(__ps1_color 0 49 37)" \
-  ["user"]="$(__ps1_color 0 49 32)" \
-  ["root"]="$(__ps1_color 0 49 31)" \
-  ["path"]="$(__ps1_color 0 49 36)" \
-  ["git"]="$(__ps1_color 0 49 93)" \
-  ["gitwrap"]="$(__ps1_color 0 49 33)" \
-  ["kube_context"]="$(__ps1_color 1 49 34)" \
-  ["kube_nsp"]="$(__ps1_color 0 49 37)" \
+declare -A __PS1_COLORS=(
+  ["reset"]="$(__ps1_color)"
+  ["prefix"]="$(__ps1_color 1 49 35)"
+  ["main"]="$(__ps1_color 0 49 90)"
+  ["seperator"]="$(__ps1_color 0 49 37)"
+  ["user"]="$(__ps1_color 0 49 32)"
+  ["root"]="$(__ps1_color 0 49 31)"
+  ["path"]="$(__ps1_color 0 49 36)"
+  ["git"]="$(__ps1_color 0 49 93)"
+  ["gitwrap"]="$(__ps1_color 0 49 33)"
+  ["kube_context"]="$(__ps1_color 1 49 34)"
+  ["kube_nsp"]="$(__ps1_color 0 49 37)"
 )
 
-
-
 __ps1_seperator() {
   #local DSEP=${__PS1_SEPERATOR:-$' \u2423 '}  # https://codepoints.net/U+2423
   #local DSEP=${__PS1_SEPERATOR:-$' \u203F '}  # https://codepoints.net/U+203F
   #local DSEP=${__PS1_SEPERATOR:-$' \u2219 '}  # https://codepoints.net/U+2219
-  local DSEP=${__PS1_SEPERATOR:-$' \u2022 '}  # https://codepoints.net/U+2022
+  local DSEP=${__PS1_SEPERATOR:-$' \u2022 '} # https://codepoints.net/U+2022
   #local DSEP=${__PS1_SEPERATOR:-$' '}
-  printf "%s%s%s" "${__PS1_COLORS[seperator]}" "$DSEP" "${__PS1_COLORS[reset]}"
+  printf "%s%s%s" "${__PS1_COLORS[seperator]}" "${DSEP}" "${__PS1_COLORS[reset]}"
 }
 
-
 __ps1_user() {
   local disp=${__PS1_DISPLAY_USER:-false}
-  if [[  "${disp}" == 'false' ]] && [[ ! "`id -u`" -eq 0 ]]; then
+  if [[ ${disp} == 'false' ]] && [[ ! "$(id -u)" -eq 0 ]]; then
     return
   fi
 
   local USR="${__PS1_COLORS[user]}${USER}${__PS1_COLORS[reset]}"
-  if [[ "`id -u`" -eq 0 ]]; then
+  if [[ "$(id -u)" -eq 0 ]]; then
     USR="${__PS1_COLORS[root]}root${__PS1_COLORS[reset]}"
   fi
 
   printf "%s" "${USR}"
 }
 
-
 __ps1_host() {
   local disp=${__PS1_DISPLAY_HOSTNAME:-false}
-  if [[ "${disp}" == 'false' ]]; then
+  if [[ ${disp} == 'false' ]]; then
     return
   fi
 
-  local TO_PRINT=${__PS1_HOSTNAME:-$HOSTNAME}
+  local TO_PRINT=${__PS1_HOSTNAME:-${HOSTNAME}}
 
   printf "%s%s%s" "${__PS1_COLORS[user]}" "${TO_PRINT}" "${__PS1_COLORS[reset]}"
 }
 
-
 __ps1_pwd() {
   printf "%s\w%s" \
     "${__PS1_COLORS[path]}" \
     "${__PS1_COLORS[reset]}"
 }
 
-
 export GIT_PS1_SHOWDIRTYSTATE=true
 export GIT_PS1_SHOWUNTRACKEDFILES=true
 export GIT_PS1_SHOWUPSTREAM="verbose name"
@@ -139,7 +133,7 @@ __ps1_git() {
 
   local gitp
   gitp="$(__git_ps1 '%s')"
-  if [[ -n "${gitp}" ]]; then
+  if [[ -n ${gitp} ]]; then
     printf "%s%s%s%s%s%s" \
       "${__PS1_COLORS[gitwrap]}" \
       $'\uE0A0 ' \
@@ -150,9 +144,8 @@ __ps1_git() {
   fi
 }
 
-
 __ps1_kube() {
-  if [[ -z "${__PS1_DISPLAY_KUBE-}" ]] || [[ ! -x "$(command -v kubectl)" ]]; then
+  if [[ -z ${__PS1_DISPLAY_KUBE-} ]] || [[ ! -x "$(command -v kubectl)" ]]; then
     return
   fi
 
@@ -167,20 +160,20 @@ __ps1_join() {
   sep="$(__ps1_seperator)"
   local BUF=""
 
-  if [[ "$#" -eq 0 ]]; then
+  if [[ $# -eq 0 ]]; then
     return
   fi
 
   for fn in "${@}"; do
-    [[ -z "$fn" ]] && continue
-    if [[ "${BUF}" == "" ]]; then
+    [[ -z ${fn} ]] && continue
+    if [[ ${BUF} == "" ]]; then
       BUF="${fn}"
       continue
     fi
     BUF="${BUF}${sep}${fn}"
   done
 
-  printf "%s" "$BUF"
+  printf "%s" "${BUF}"
 }
 
 __ps1() {
@@ -201,9 +194,8 @@ __ps1() {
 
 export PROMPT_COMMAND=__ps1
 
-
 ps1-kube() {
-  if [[ -n "${__PS1_DISPLAY_KUBE-}" ]]; then
+  if [[ -n ${__PS1_DISPLAY_KUBE-} ]]; then
     unset __PS1_DISPLAY_KUBE
   else
     export __PS1_DISPLAY_KUBE=true
diff --git a/lib/21-starship.bash b/lib/21-starship.bash
index 73c652d..2f5dfd0 100644
--- a/lib/21-starship.bash
+++ b/lib/21-starship.bash
@@ -1,4 +1,4 @@
-if command -v starship &> /dev/null; then
+if command -v starship &>/dev/null; then
   export STARSHIP_CONFIG="${DOTFILES_PATH}/config/starship/starship.toml"
   eval "$(starship init bash)"
 fi
diff --git a/lib/50-docker.bash b/lib/50-docker.bash
index 92ff7fd..b71c693 100644
--- a/lib/50-docker.bash
+++ b/lib/50-docker.bash
@@ -3,8 +3,8 @@ alias docker-clean-volumes='docker volume rm $(docker volume ls -qf dangling=tru
 docker-stop-all() {
   for i in $(docker ps --format "{{.Names}}"); do
     printf "Stoping %s ... " "${i}"
-    docker stop ${i} > /dev/null
-    if [ $? -eq 0 ]; then
+    docker stop "${i}" >/dev/null
+    if [[ $? -eq 0 ]]; then
       printf "\e[1;32mDone!\e[m\n"
     else
       printf "\e[1;31mFailed!\e[m\n"
@@ -12,15 +12,18 @@ docker-stop-all() {
   done
 }
 
-docker-clean-all() {( set -x
+docker-clean-all() { (
+  set -x
   # --force           Do not prompt for confirmation
   docker system prune --force
   docker image prune --force
   docker network prune --force
   docker volume prune --force
-)}
+); }
 
 if command -v dr 1>/dev/null 2>&1; then
+  # https://www.shellcheck.net/wiki/SC1090
+  # shellcheck source=/dev/null
   source <(dr --completion)
 fi
 
@@ -28,11 +31,15 @@ fi
 ################# macos docker #################################################
 source-docker-bash-completion() {
   local etc=/Applications/Docker.app/Contents/Resources/etc
-  if [[ -f ${etc}/docker.bash-completion ]]; then
-    source ${etc}/docker.bash-completion
+  if [[ -f "${etc}/docker.bash-completion" ]]; then
+    # https://www.shellcheck.net/wiki/SC1090
+    # shellcheck source=/dev/null
+    source "${etc}/docker.bash-completion"
   fi
   if [[ -f ${etc}/docker-compose.bash-completion ]]; then
-    source ${etc}/docker-compose.bash-completion
+    # https://www.shellcheck.net/wiki/SC1090
+    # shellcheck source=/dev/null
+    source "${etc}/docker-compose.bash-completion"
   fi
 }
 export -f source-docker-bash-completion
diff --git a/lib/50-go.bash b/lib/50-go.bash
index a7e3452..f8c98bc 100644
--- a/lib/50-go.bash
+++ b/lib/50-go.bash
@@ -18,25 +18,25 @@ if command -v go 1>/dev/null 2>&1; then
 fi
 
 if command -v golangci-lint 1>/dev/null 2>&1; then
+  # https://www.shellcheck.net/wiki/SC1090
+  # shellcheck source=/dev/null
   source <(golangci-lint completion bash)
 fi
 
-go-test() {
+go-test() { (
+  set -x
   # -p=1 -v
-  (set -x
-  go test -timeout=60s -count=1 -race "${*}" ./...
-  )
-}
+  go test -timeout=60s -count=1 -race "${@}" ./...
+); }
 
-go-build() {
-  (set -x
-  go build -trimpath -ldflags '-s -w' "${*}"
-  )
-}
+go-build() { (
+  set -x
+  go build -trimpath -ldflags '-s -w' "${@}"
+); }
 
 go-install() {
   echo -e "> go install \e[0;35m${*}\e[0m"
-  #go install -a -trimpath -ldflags '-s -w' "$@"
+  #go install -a -trimpath -ldflags '-s -w' "${@}"
   #go install -trimpath -ldflags '-s -w' "${@}"
   go install "${@}"
 }
@@ -50,15 +50,8 @@ go-update-all-mods() {
   go mod tidy
 }
 
-install-go-tools() {(
+install-go-tools() { (
   export CGO_ENABLED=0
-  #__install_binary() {
-  #  for v in "$@"; do
-  #    echo -e "    moving \e[0;90m${v}\e[0m -> \e[0;32m/usr/local/bin\e[0m"
-  #  done
-  #  sudo install --mode=755 --group=root --owner=root --target-directory=/usr/local/bin/ "$@"
-  #  rm -rf "$@"
-  #}
 
   # https://github.com/go-delve/delve/releases
   go-install github.com/go-delve/delve/cmd/dlv@latest
@@ -125,12 +118,13 @@ install-go-tools() {(
 
   #go-install github.com/elastic/elastic-package@latest
   #go-install github.com/cashapp/hermit/cmd/hermit@latest
-)}
+); }
 
 # Where is the go ENV file?
 # Linux you'll get $HOME/. config/go/env
 # macOS you'll get $HOME/Library/Application Support/go/env
 
 install-hugo() {
+  # https://github.com/gohugoio/hugo?tab=readme-ov-file#build-from-source
   CGO_ENABLED=1 go install -tags extended -trimpath -ldflags '-s -w' github.com/gohugoio/hugo@latest
-}
\ No newline at end of file
+}
diff --git a/lib/50-kube.bash b/lib/50-kube.bash
index 66c411f..429d909 100644
--- a/lib/50-kube.bash
+++ b/lib/50-kube.bash
@@ -1,9 +1,10 @@
-
-install-kubectl() {(
-  ${DOTFILES_PATH}/scripts/install-kubectl "$@"
-)}
+install-kubectl() {
+  "${DOTFILES_PATH}/scripts/install-kubectl" "${@}"
+}
 
 if [[ -x /usr/local/bin/kubectl ]]; then
+  # https://www.shellcheck.net/wiki/SC1090
+  # shellcheck source=/dev/null
   source <(kubectl completion bash)
   alias k=kubectl
   complete -F __start_kubectl k
diff --git a/lib/50-misc.bash b/lib/50-misc.bash
index deb3a51..ebb27a7 100644
--- a/lib/50-misc.bash
+++ b/lib/50-misc.bash
@@ -1,13 +1,13 @@
 ##################################################
 ## zoxide                   ##
 if [[ -x /usr/bin/zoxide ]]; then
+  # https://www.shellcheck.net/wiki/SC1090
+  # shellcheck source=/dev/null
   source <(zoxide init bash)
 fi
 ##                                              ##
 ##################################################
 
-
-
 ##################################################
 ## fzf                                          ##
 # https://github.com/junegunn/fzf
@@ -22,26 +22,24 @@ fi
 ##                                              ##
 ##################################################
 
-
-
 ##################################################
 ## aws                                          ##
 if [[ -x /usr/local/bin/aws_completer ]]; then
   complete -C "$(which aws_completer)" aws
 fi
 
-install-awscli2() {(
-  "${DOTFILES_PATH}/scripts/install-awscli2" "$@"
-)}
+install-awscli2() {
+  "${DOTFILES_PATH}/scripts/install-awscli2" "${@}"
+}
 # sudo snap install aws-cli --classic
 ##                                              ##
 ##################################################
 
-
-
 ##################################################
 ## git                                          ##
 if [[ -x /usr/local/bin/gh ]]; then
+  # https://www.shellcheck.net/wiki/SC1090
+  # shellcheck source=/dev/null
   source <(gh completion --shell bash)
 fi
 
@@ -49,8 +47,6 @@ alias gcl='git config --local --list'
 ##                                              ##
 ##################################################
 
-
-
 ##################################################
 ## java                                         ##
 alias java-ls='ll /etc/alternatives | grep /usr/lib/jvm | column -t'
diff --git a/lib/50-python.bash b/lib/50-python.bash
index d52dc2f..ff45545 100644
--- a/lib/50-python.bash
+++ b/lib/50-python.bash
@@ -19,8 +19,12 @@ alias pip3-list='pip3 list --user'
 
 load-pip3-autocompletion() {
   if command -v "${HOME}/.local/bin/pip3" 1>/dev/null 2>&1; then
-    source <(${HOME}/.local/bin/pip3 completion --bash)
+    # https://www.shellcheck.net/wiki/SC1090
+    # shellcheck source=/dev/null
+    source <("${HOME}/.local/bin/pip3" completion --bash)
   elif command -v /usr/bin/pip3 1>/dev/null 2>&1; then
+    # https://www.shellcheck.net/wiki/SC1090
+    # shellcheck source=/dev/null
     source <(/usr/bin/pip3 completion --bash)
   fi
 }
diff --git a/lib/90-ww.bash b/lib/90-ww.bash
index e45198c..a700dc7 100644
--- a/lib/90-ww.bash
+++ b/lib/90-ww.bash
@@ -1,5 +1,5 @@
 ww() {
-  if ! type -t "${1}" &> /dev/null; then
+  if ! type -t "${1}" &>/dev/null; then
     echo -e "\e[0;31mNot found\e[0m"
     return
   fi
@@ -9,11 +9,11 @@ ww() {
 
   local type_of
   type_of="$(type -t "${1}")"
-  if [[ "${type_of}" == 'function' ]]; then
+  if [[ ${type_of} == 'function' ]]; then
     declare -f "${1}" | ${cat_cmd} --src-lang=shell
     return
   fi
-  if [[ "${type_of}" == 'alias' ]]; then
+  if [[ ${type_of} == 'alias' ]]; then
     alias "${1}" | ${cat_cmd} --src-lang=shell
     return
   fi
@@ -22,12 +22,12 @@ ww() {
   full_path="$(which "${1}")"
   local file_of
   file_of="$(file "${full_path}")"
-  if [[ "${file_of}" == *text* ]]; then
+  if [[ ${file_of} == *text* ]]; then
     ${cat_cmd} --infer-lang --input="${full_path}" 2>/dev/null || ${cat_cmd} --src-lang=shell --input="${full_path}"
     return
   fi
 
-  if [[ "${file_of}" == *symbolic\ link* ]]; then
+  if [[ ${file_of} == *symbolic\ link* ]]; then
     echo -e "\e[0;37mFile:\e[0m \e[0;36m${full_path}\e[0m \e[0;90m${file_of}\e[0m "
   fi
 
@@ -38,10 +38,13 @@ ww() {
     "Linux")
       full_path="$(realpath --logical "${full_path}")"
       ;;
+    *)
+      full_path="$(realpath "${full_path}")"
+      ;;
   esac
 
   file_of="$(file "${full_path}")"
-  if [[ "${file_of}" == *text* ]]; then
+  if [[ ${file_of} == *text* ]]; then
     ${cat_cmd} --infer-lang --input="${full_path}" 2>/dev/null || ${cat_cmd} --src-lang=shell --input="${full_path}"
     return
   fi
@@ -49,4 +52,4 @@ ww() {
   echo -e "\e[0;37mFile:\e[0m \e[0;36m${full_path}\e[0m \e[0;90m${file_of}\e[0m "
 }
 export -f ww
-complete -c ww
\ No newline at end of file
+complete -c ww
diff --git a/notes/bash_cheatsheet.md b/notes/bash_cheatsheet.md
new file mode 100644
index 0000000..c825888
--- /dev/null
+++ b/notes/bash_cheatsheet.md
@@ -0,0 +1,4 @@
+### ${@} vs. ${*}
+  * ${@}: Expands each positional parameter into a separate word. When quoted as "${@}", it becomes "$1" "$2" "$3", preserving the separation of arguments—even if they contain spaces.
+  * ${*}: Expands all positional parameters into a single word. When quoted as "${*}", it becomes "$1 $2 $3", concatenating all arguments into one string separated by the first character of the IFS (Internal Field Separator, usually a space).
+
diff --git a/root.bash b/root.bash
index 17e47fd..a6bdcb4 100644
--- a/root.bash
+++ b/root.bash
@@ -10,14 +10,17 @@ path-read-link() {
     "Linux")
       readlink --canonicalize-existing --no-newline "${1}"
       ;;
+    *)
+      readlink -n "${1}"
+      ;;
   esac
 }
 
 path-real() {
   local SOURCE="${1}"
-  while [[ -L "${SOURCE}" ]]; do
+  while [[ -L ${SOURCE} ]]; do
     SOURCE="$(path-read-link "${SOURCE}")"
-    [[ "${SOURCE}" != /* ]] && SOURCE="$(path-abs "${SOURCE}")/${SOURCE}"
+    [[ ${SOURCE} != /* ]] && SOURCE="$(path-abs "${SOURCE}")/${SOURCE}"
   done
   path-abs "${SOURCE}"
 }
@@ -28,20 +31,26 @@ export DOTFILES_PATH
 ################################################################################
 ######### Source libs ##########################################################
 for src in "${DOTFILES_PATH}"/lib/*.bash; do
-  if [[ -r "${src}" ]]; then
+  if [[ -r ${src} ]]; then
+    # https://www.shellcheck.net/wiki/SC1090
+    # shellcheck source=/dev/null
     source "${src}"
   fi
 done
 unset src
 
 for src in "${DOTFILES_PATH}"/extras-*; do
+  # https://www.shellcheck.net/wiki/SC1090
+  # shellcheck source=/dev/null
   source "${src}"
 done 2>/dev/null
 unset src
 
 if [[ -d "${HOME}"/.bashrc.d ]]; then
   for src in "${HOME}"/.bashrc.d/*; do
-    if [[ -f "${src}" ]]; then
+    if [[ -f ${src} ]]; then
+      # https://www.shellcheck.net/wiki/SC1090
+      # shellcheck source=/dev/null
       source "${src}"
     fi
   done
diff --git a/scripts/install-fonts-locally b/scripts/install-fonts-locally
index 25282bd..a49d82a 100755
--- a/scripts/install-fonts-locally
+++ b/scripts/install-fonts-locally
@@ -490,7 +490,7 @@ __FNT_ALL=(
 
 __LP=()
 if [[ $# -gt 0 ]]; then
-  __LP=("$@")
+  __LP=("${@}")
 else
   __LP=("${__FNT_ALL[@]}")
 fi