Finally got DPI working right everywhere !

.Xresources.laptop

@@ -1,4 +1,4 @@
-Xft.dpi: 110
+Xft.dpi: 120
 Xft.autohint: 0
 Xft.lcdfilter:  lcddefault
 Xft.hintstyle:  hintfull

.config/dunst/dunstrc

@@ -19,7 +19,7 @@
 
     width = (0, 400)
     height = 100
-    offset = 15x70
+    offset = 30x40
 
     # Show how many messages are currently hidden (because of geometry).
     indicate_hidden = true

.config/i3/config.d/laptop

@@ -13,9 +13,8 @@ bindsym XF86MonBrightnessUp exec --no-startup-id xbacklight -inc 10 -steps 200
 bindsym XF86KbdBrightnessDown exec --no-startup-id xbacklight -ctrl asus::kbd_backlight -dec 30
 bindsym XF86KbdBrightnessUp exec --no-startup-id xbacklight -ctrl asus::kbd_backlight -inc 30
 
-
-# set DPI along with .Xresources
-exec xrandr --dpi 160
+# Only dunst seems to care about this setting
+exec xrandr --dpi 90
 
 ##################################
 # PROGRAMS STARTED AUTOMATICALLY

.config/i3/config_common

@@ -42,6 +42,9 @@ smart_gaps on
 # PROGRAMS STARTED AUTOMATICALLY
 ##################################
 
+# Load Xresources
+exec --no-startup-id xrdb -merge ~/.Xresources
+
 # Start compositor
 exec --no-startup-id picom --config ~/.config/picom.conf
 

.config/polybar/config.d/desk

@@ -1,6 +1,6 @@
 [variables]
-dpi = 90
-height = 27
+dpi = 100
+height = 30
 top_left = powermenu system-uptime-pretty player-mpris
 top_center = xwindow
 top_right = system-usb-udev alsa date

.config/polybar/config.d/laptop

@@ -1,6 +1,6 @@
 [variables]
-dpi = 100
-height = 35
+dpi = 110
+height = 40
 top_left = powermenu system-uptime-pretty battery player-mpris
 top_center = xwindow
 top_right = system-usb-udev backlight pulseaudio date

.init_config.sh

@@ -62,7 +62,7 @@ function merge_config() {
 	if [ ! -z ${2} ] && [ -d ${CONFIG}/${m}/${MERGE_CONFIG_FOLDER} ]; then
 		for f in `find ${CONFIG}/${m}/config.d -type f -path "*${2}"`; do
 			final_path=${CONFIG}/${m}/${FINAL_CONFIG}
-			if [ ! -z $3 ]; then 
+			if [ -z $3 ]; then 
 				echo "Found ${f}, append to regular config file"
 				cat "${f}" >> ${final_path}
 			else
@@ -88,7 +88,8 @@ CONFIG=${XDG_CONFIG_HOME:-$HOME/.config}
 ENV=${1}
 
 for m in ${MERGE_DIRS}; do
-	if [ -f ${m}/above ]; then
+	echo ${m}
+	if [ -f "${CONFIG}/${m}/${MERGE_CONFIG_FOLDER}/above" ]; then
 		merge_config $m ${ENV} true
 	else
 		merge_config $m ${ENV}